800 mA Fixed-Output CMOS LDO with Shutdown

Transcription

1 I 2 C 7/ R AB - 5 kω - 1 kω - 5 kω - 1 kω 75Ω - 5 ppm -7 C - 15 ppm I 2 C - 1 khz - 4 khz MHz / TCON 1.5V 2.5 ua 12.5V SCL SDA - 2.7V 5.5V - 1.8V 5.5V -3 db 2 MHz 5. kω -4 C +125 C - 4x4 QFN-2 - TSSOP-2 - TSSOP-14 P3B HVC/A SCL SDA V SS MCP44X1 P3A P3W P3B HVC/A SCL SDA V SS P1B P1W P1A P3W P3A TSSOP P2A P2W P1B P1W P1A PA 4x4 QFN RESET 12 MCP44X2 P3W P3B HVC/A SCL SDA V SS P1B EP 21 TSSOP P2B 1 P2A P2W P2B V DD A1 RESET NC PB PW PA PW V DD A1 NC 11 PB P2W P2B V DD A1 PB PW P1W DS22267A_CN 1

2 V DD V SS A1 HVC/A SCL SDA RESET / I 2 C 16x9 Wiper Wiper1 Wiper2 Wiper3 TCON TCON1 TCON TCON TCON1 PA PW PB P1A P1W P1B P2A P2W P2B TCON1 P3A P3W P3B WiperLock POR R AB kω R W Ω V DD (2) MCP (1) I 2 C RAM 5., 1., 5., V 5.5V MCP I 2 C RAM 5., 1., 5., V 5.5V MCP (1) I 2 C EE NV 5., 1., 5., V 5.5V MCP I 2 C EE NV 5., 1., 5., V 5.5V MCP (1) I 2 C RAM 5., 1., 5., V 5.5V MCP I 2 C RAM 5., 1., 5., V 5.5V MCP (1) I 2 C EE NV 5., 1., 5., V 5.5V MCP I 2 C EE NV 5., 1., 5., V 5.5V 1 A B 2 2.7V 5.5V DS22267A_CN 2

3 1. V DD V SS...-.6V +7.V HVC/A A1 SCL SDA RESET V SS V 12.5V PxA PxW PxB V SS V V DD +.3V I IK V I < V I > V DD HV V I > V PP... ±2 ma I OK V O < V O > V DD... ±2 ma ma ma V SS... 1 ma V DD... 1 ma PXA PXW PXB... ±2.5 ma C +15 C...-4 C +125 C T A = +5 C T J = +15 C TSSOP mw TSSOP mw QFN-2 4x mw C ESD... 4kV HBM... 3V MM T J C DS22267A_CN 3

4 / 4 C T A +125 C V DD = +2.7V 5.5V 5kΩ 1 kω 5 kω 1 kω V DD = 5.5V T A = +25 C V DD V V HVC/A SDA SCL A1 RESET V HV V SS 12.5V V V DD 4.5V V SS V DD + 8.V V V DD < 4.5V HVC/A V IL V IH V IHH 6 V DD V DD V DD > V BOR 1 V BOR 1.65 V RAM V RAM < V BOR V DDRR 9 V/ms T BORD 1 2 µs I DD 6 µa HVC/A = V IH V IL 11 V DD = 5.5V F SCL 3.4 MHz 25 µa HVC/A = V IH V IL 11 V DD = 5.5V F SCL 1 khz µa SCL = SDA = V IH = V DD = 5.5V HVC/A = V IH 1 A B 2 INL DNL V W V A = V DD V B = V SS 3 MCP44X1 4 MCP44X2 V WZSE V WFSE 5 A W B 6 7 R W 8 MCP44X1 MCP44X2 9 POR/BOR 1 11 HVC/A = V IHH HVC/A I DD I PU DS22267A_CN 4

5 / 4 C T A +125 C V DD = +2.7V 5.5V 5kΩ 1 kω 5 kω 1 kω V DD = 5.5V T A = +25 C R AB kω ± 2% kω kω kω N R S R AB / Ω 8 6 (256) R AB / Ω 7 6 (128) ( R ABWC % 5 kω MCP44X1 R ABMEAN ) / R ABMEAN % 1 kω.2 1. % 5 kω.2 1. % 1 kω ( R BWWC % 5 kω = R BWMEAN ) / R BWMEAN % 1 kω % 5 kω % 1 kω R W Ω V DD = 5.5V I W = 2. ma = h Ω V DD = 2.7V I W = 2. ma = h ΔR AB /ΔT 5 ppm/ C T A = -2 C +7 C 1 ppm/ C T A = -4 C +85 C 15 ppm/ C T A = -4 C +125 C ΔV WB /ΔT 15 ppm/ C = 8h 4h ΔR TRACK 2. ppm/ C 1 A B 2 INL DNL V W V A = V DD V B = V SS 3 MCP44X1 4 MCP44X2 V WZSE V WFSE 5 A W B 6 7 R W 8 MCP44X1 MCP44X2 9 POR/BOR 1 11 HVC/A = V IHH HVC/A I DD I PU DS22267A_CN 5

6 / A B W A W B 6 R AB I AB 6 A W B 4 C T A +125 C V DD = +2.7V 5.5V 5kΩ 1 kω 5 kω 1 kω V DD = 5.5V T A = +25 C V A V W V B V SS V DD V 5 6 I W 2.5 ma A I AW W = FS 2.5 ma B I BW W = ZS 2.5 ma W I AW W = FS I BW W = ZS I AB 1.38 ma V B = V V A = 5.5V R AB(MIN) = 4Ω.688 ma V B = V V A = 5.5V R AB(MIN) = 8Ω.138 ma V B = V V A = 5.5V R AB(MIN) = 4Ω.69 ma V B = V V A = 5.5V R AB(MIN) = 8Ω I WL 1 na MCP44X1 PxA = PxW = PxB = V SS 1 na MCP44X2 PxB = PxW = V SS 1 na RA = RW = RB = R1A = R1W = R1B = R2A = R2W = R2B = R3A = R3W = R3B = 1 A B 2 INL DNL V W V A = V DD V B = V SS 3 MCP44X1 4 MCP44X2 V WZSE V WFSE 5 A W B 6 7 R W 8 MCP44X1 MCP44X2 9 POR/BOR 1 11 HVC/A = V IHH HVC/A I DD I PU DS22267A_CN 6

7 / 4 C T A +125 C V DD = +2.7V 5.5V 5kΩ 1 kω 5 kω 1 kω V DD = 5.5V T A = +25 C MCP44X1 8 = 1h 7 = 8h MCP44X1 8 = h 7 = h -3 db 2-9 = 3 pf V WFSE LSb 5 kω 8 3.V V DD 5.5V LSb 7 3.V V DD 5.5V LSb 1 kω 8 3.V V DD 5.5V LSb 7 3.V V DD 5.5V LSb 5 kω 8 3.V V DD 5.5V LSb 7 3.V V DD 5.5V LSb 1 kω 8 3.V V DD 5.5V LSb 7 3.V V DD 5.5V V WZSE LSb 5 kω 8 3.V V DD 5.5V LSb 7 3.V V DD 5.5V LSb 1 kω 8 3.V V DD 5.5V LSb 7 3.V V DD 5.5V LSb 5 kω 8 3.V V DD 5.5V LSb 7 3.V V DD 5.5V LSb 1 kω 8 3.V V DD 5.5V LSb 7 3.V V DD 5.5V INL -1 ±.5 +1 LSb 8 3.V V DD 5.5V -.5 ± LSb 7 MCP44X1 2 DNL -.5 ± LSb 8 3.V V DD 5.5V -.25 ± LSb 7 MCP44X1 2 BW 2 MHz 5 kω 8 = 8h 2 MHz 7 = 4h 1 MHz 1 kω 8 = 8h 1 MHz 7 = 4h 2 khz 5 kω 8 = 8h 2 khz 7 = 4h 1 khz 1 kω 8 = 8h 1 khz 7 = 4h 1 A B 2 INL DNL V W V A = V DD V B = V SS 3 MCP44X1 4 MCP44X2 V WZSE V WFSE 5 A W B 6 7 R W 8 MCP44X1 MCP44X2 9 POR/BOR 1 11 HVC/A = V IHH HVC/A I DD I PU DS22267A_CN 7

8 / MCP44X1 4 8 MCP44X2 4 4 C T A +125 C V DD = +2.7V 5.5V 5kΩ 1 kω 5 kω 1 kω V DD = 5.5V T A = +25 C R-INL -1.5 ± LSb 5 kω 8 5.5V I W = 9 µa LSb 3.V I W = 48 µa V I W = 19 µa ± LSb 7 5.5V I W = 9 µa LSb 3.V I W = 48 µa V I W = 19 µa -1.5 ± LSb 1 kω 8 5.5V I W = 45 µa LSb 3.V I W = 24 µa V I W = 15 µa ± LSb 7 5.5V I W = 45 µa LSb 3.V I W = 24 µa V I W = 15 µa -1.5 ± LSb 5 kω 8 5.5V I W = 9 µa LSb 3.V I W = 48 µa V I W = 3 µa ± LSb 7 5.5V I W = 9 µa LSb 3.V I W = 48 µa V I W = 3 µa -1. ± LSb 1 kω 8 5.5V I W = 45 µa LSb 3.V I W = 24 µa V I W = 15 µa -.8 ± LSb 7 5.5V I W = 45 µa LSb 3.V I W = 24 µa V I W = 15 µa 1 A B 2 INL DNL V W V A = V DD V B = V SS 3 MCP44X1 4 MCP44X2 V WZSE V WFSE 5 A W B 6 7 R W 8 MCP44X1 MCP44X2 9 POR/BOR 1 11 HVC/A = V IHH HVC/A I DD I PU DS22267A_CN 8

9 / MCP44X1 4 8 MCP44X2 4 4 C T A +125 C V DD = +2.7V 5.5V 5kΩ 1 kω 5 kω 1 kω V DD = 5.5V T A = +25 C R-DNL -.5 ± LSb 5 kω 8 5.5V I W = 9 µa LSb 3.V I W = 48 µa V I W = 19 µa ± LSb 7 5.5V I W = 9 µa LSb 3.V I W = 48 µa V I W = 19 µa -.5 ± LSb 1 kω 8 5.5V I W = 45 µa LSb 3.V I W = 24 µa V I W = 15 µa ± LSb 7 5.5V I W = 45 µa LSb 3.V I W = 24 µa V I W = 15 µa -.5 ± LSb 5 kω 8 5.5V I W = 9 µa -.5 ± LSb 3.V I W = 48 µa V I W = 3 µa ± LSb 7 5.5V I W = 9 µa ± LSb 3.V I W = 48 µa V I W = 3 µa -.5 ± LSb 1 kω 8 5.5V I W = 45 µa -.5 ± LSb 3.V I W = 24 µa V I W = 15 µa ± LSb 7 5.5V I W = 45 µa ± LSb 3.V I W = 24 µa V I W = 15 µa 1 A B 2 INL DNL V W V A = V DD V B = V SS 3 MCP44X1 4 MCP44X2 V WZSE V WFSE 5 A W B 6 7 R W 8 MCP44X1 MCP44X2 9 POR/BOR 1 11 HVC/A = V IHH HVC/A I DD I PU DS22267A_CN 9

10 / / HVC/A A1 SDA SCL RESET 4 C T A +125 C V DD = +2.7V 5.5V 5kΩ 1 kω 5 kω 1 kω V DD = 5.5V T A = +25 C V IH.45 V DD V SDA 2.7V V DD 5.5V SCL 2.7V V DD 5V V DD.5 V DD V 1.8V V DD 2.7V.7 V DD V MAX V 1 khz.7 V DD V MAX V SDA 4 khz.7 V DD V MAX V SCL 1.7 MHz.7 V DD V MAX V 3.4 MHz V IL.2V DD V SDA SCL -.5.3V DD V 1 khz -.5.3V DD V SDA 4 khz -.5.3V DD V SCL 1.7 MHz -.5.3V DD V 3.4 MHz V HYS.1V DD V SDA SCL N.A. V V 1 khz DD < 2.V N.A. V V DD 2.V.1 V DD V SDA V 4 khz DD < 2.V.5 V DD V SCL V DD 2.V.1 V DD V 1.7 MHz.1 V DD V 3.4 MHz V IHHEN V WiperLock 6 V IHHEX V DD + V.8V 6 V MAX 12.5 V V MAX 6 SDA V OL V SS.2V DD V V DD < 2.V I OL = 1 ma V SS.4 V V DD 2.V I OL = 3 ma 1 A B 2 INL DNL V W V A = V DD V B = V SS 3 MCP44X1 4 MCP44X2 V WZSE V WFSE 5 A W B 6 7 R W 8 MCP44X1 MCP44X2 9 POR/BOR 1 11 HVC/A = V IHH HVC/A I DD I PU DS22267A_CN 1

11 / I PU 1.75 ma V DD V IHH V DD = 5.5V V HVC = 12.5V 17 µa HVC V DD = 5.5V V HVC = 3V HVC / R HVC 16 kω V DD = 5.5V V HVC = 3V RESET R RESET 16 kω V DD = 5.5V V RESET = V I IL -1 1 µa V IN = V DD V IN = V SS RESET C IN C OUT 1 pf f C = 2 MHz P A C AW 75 pf f = 1 MHz = P w C W 12 pf f = 1 MHz = P B C BW 75 pf f = 1 MHz = RAM TCON N h 1FFh 8 h 1FFh 7 TCON POR/BOR 1FF MCP44X1 4 C T A +125 C V DD = +2.7V 5.5V 5kΩ 1 kω 5 kω 1 kω V DD = 5.5V T A = +25 C PSS %/% 8 V DD = 2.7V 5.5V V A = 2.7V = 8h %/% 7 V DD = 2.7V 5.5V V A = 2.7V = 4h 1 A B 2 INL DNL V W V A = V DD V B = V SS 3 MCP44X1 4 MCP44X2 V WZSE V WFSE 5 A W B 6 7 R W 8 MCP44X1 MCP44X2 9 POR/BOR 1 11 HVC/A = V IHH HVC/A I DD I PU DS22267A_CN 11

12 1.1 I 2 C RESET t RST t RSTD SCL V IH V IH SDA Wx C T A +125 C V DD = +2.7V 5.5V 5kΩ 1 kω 5 kω 1 kω V DD = 5.5V T A = +25 C RESET t RST 5 ns RESET I 2 C t RSTD 2 ns DS22267A_CN 12

13 V IHH HVC/A V IH V IL V IH V IL SCL SDA I 2 C I 2 C / I 2 C / 4 C TA +125 C VDD / F SCL 1 khz C b = 4 pf 1.8V - 5.5V 4 khz C b = 4 pf 2.7V - 5.5V MHz C b = 4 pf 4.5V - 5.5V MHz C b = 1 pf 4.5V - 5.5V D12 Cb 1 khz 4 pf 4 khz 4 pf 1.7 MHz 4 pf 3.4 MHz 1 pf 9 TSU:STA 1 khz 47 ns 4 khz 6 ns 1.7 MHz 16 ns 3.4 MHz 16 ns 91 THD:STA 1 khz 4 ns 4 khz 6 ns 1.7 MHz 16 ns 3.4 MHz 16 ns 92 TSU:STO 1 khz 4 ns 4 khz 6 ns 1.7 MHz 16 ns 3.4 MHz 16 ns 93 THD:STO 1 khz 4 ns 4 khz 6 ns 1.7 MHz 16 ns 3.4 MHz 16 ns 94 T HVCSU HVC SCL 25 us 95 T HVCHD SCL HVC 25 us DS22267A_CN 13

14 SCL SDA SDA I 2 C I 2 C I 2 C 4 C TA +125 C V DD / 1 THIGH 1 khz 4 ns 1.8V-5.5V 4 khz 6 ns 2.7V-5.5V 1.7 MHz 12 ns 4.5V-5.5V 3.4 MHz 6 ns 4.5V-5.5V 11 TLOW 1 khz 47 ns 1.8V-5.5V 4 khz 13 ns 2.7V-5.5V 1.7 MHz 32 ns 4.5V-5.5V 3.4 MHz 16 ns 4.5V-5.5V 1 SCL 3 ns 2 4 khz I 2 C 1 khz I 2 C t SU:DAT 25 ns SCL SCL SDA SCL I 2 C T R max. + t SU:DAT = = 125 ns 3 MCP44X1/MCP44X2 SCL V IH V IL I 2 C 4 pf Cb 5 6 SDA SCL 7 T AA 3.4 MHz DS22267A_CN 14

15 1-3 I 2 C I 2 C 4 C TA +125 C V DD / 12A (5) T RSCL SCL 1 khz 1 ns Cb 1 4 pf 4 khz 2 +.1Cb 3 ns 3.4 MHz 1.7 MHz 2 8 ns 1 pf 1.7 MHz 2 16 ns 3.4 MHz 1 4 ns 3.4 MHz 1 8 ns 12B (5) T RSDA SDA 1 khz 1 ns Cb 1 4 pf 4 khz 2 +.1Cb 3 ns 3.4 MHz 1.7 MHz 2 16 ns 1 pf 3.4 MHz 1 8 ns 13A (5) T FSCL SCL 1 khz 3 ns Cb 1 4 pf 4 khz 2 +.1Cb 3 ns 3.4 MHz 1.7 MHz 2 8 ns 1 pf 3.4 MHz 1 4 ns 13B (5) T FSDA SDA 1 khz 3 ns Cb 1 4 pf 4 khz 2 +.1Cb (4) 3 ns 3.4 MHz 1.7 MHz 2 16 ns 1 pf 3.4 MHz 1 8 ns 16 T HD:DAT 1 khz ns 1.8V-5.5V 6 4 khz ns 2.7V-5.5V MHz ns 4.5V-5.5V MHz ns 4.5V-5.5V 6 1 SCL 3 ns 2 4 khz I 2 C 1 khz I 2 C t SU:DAT 25 ns SCL SCL SDA SCL I 2 C T R max. + t SU:DAT = = 125 ns 3 MCP44X1/MCP44X2 SCL V IH V IL I 2 C 4 pf Cb 5 6 SDA SCL 7 T AA 3.4 MHz DS22267A_CN 15

16 1-3 I 2 C I 2 C 4 C TA +125 C V DD / 17 T SU:DAT 19 T AA 1 khz 25 ns 2 4 khz 1 ns 1.7 MHz 1 ns 3.4 MHz 1 ns 1 khz 345 ns 1 4 khz 9 ns 1.7 MHz 15 ns Cb = 1 pf ns Cb = 4 pf MHz 15 ns Cb = 1 pf 1 11 TBUF 1 khz 47 ns 4 khz 13 ns 1.7 MHz N.A. ns 3.4 MHz N.A. ns T SP SDA SCL 1 khz 5 ns NXP 4 khz 5 ns 1.7 MHz 1 ns 3.4 MHz 1 ns 1 SCL 3 ns 2 4 khz I 2 C 1 khz I 2 C t SU:DAT 25 ns SCL SCL SDA SCL I 2 C T R max. + t SU:DAT = = 125 ns 3 MCP44X1/MCP44X2 SCL V IH V IL I 2 C 4 pf Cb 5 6 SDA SCL 7 T AA 3.4 MHz DS22267A_CN 16

17 V DD = +2.7V +5.5V V SS =GND T A C T A C T A C 14 TSSOP θ JA 1 C/W 2 QFN θ JA 43 C/W 2 TSSOP θ JA 9 C/W DS22267A_CN 17

18 DS22267A_CN 18

19 2. T A = +25 C V DD = 5V V SS = V I DD ( µa ) kHz, 5.5V 4kHz, 2.7V 1.7MHz, 5.5V 1.7MHz, 4.5V 3.4MHz, 5.5V 3.4MHz, 4.5V 1kHz, 5.5V 1kHz, 2.7V Temperature ( ) C 2-1 I DD I 2 C f SCL V DD = 2.7V 5.5V R HVC (kohms) V HVC (V) HVC/A / R HVC I HVC HVC/A V HVC V DD = 5.5V I HVC R HVC I HVC ( µa ) Standby Current (I SHDN ) ( µa ) V V Ambient Temperature ( ) C HVC/A Threshold (V) V Entry 2.7V Entry 5.5V Exit 2.7V Exit Ambient Temperature ( ) C 2-2 I SHDN V DD HVC/A = V DD 2-4 HVC/A / V DD DS22267A_CN 19

20 T A = +25 C V DD = 5V V SS = V Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL DNL C C C C Wiper Setting (decimal) kΩ R W Ω INL LSb DNL LSb V DD = 5.5V INL R W Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL INL C C C C 2-8 5kΩ R W Ω INL LSb DNL LSb V DD = 5.5V R W DNL Wiper Setting (decimal) Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL DNL 85 C 25-4 C C Wiper Setting (decimal) kΩ R W Ω INL LSb DNL LSb V DD = 3.V INL R W 125 C Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL -4 C 25 C 125 C 85 C 2-9 5kΩ R W Ω INL LSb DNL LSb V DD = 3.V R W DNL INL Wiper Setting (decimal) Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL INL DNL RW Wiper Setting (decimal) Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL RW INL DNL Wiper Setting (decimal) Error (LSb) V DD > 2.7V R W B V DD > 2.7V R W B 2-7 5kΩ R W Ω INL LSb DNL LSb V DD = 1.8V 2-1 5kΩ R W Ω INL LSb DNL LSb V DD = 1.8V I W = 26 µa DS22267A_CN 2

21 T A = +25 C V DD = 5V V SS = V Nominal Resistance (R AB ) (Ohms) V 5.5V Ambient Temperature ( ) C kΩ R AB Ω V DD Resistance ( ) C +25C +85C +125C Wiper Code kΩ R WB Ω V DD = 3.V I W = 19 µa Resistance ( ) C +25C +85C +125C Wiper Code Resistance ( ) C +25C +85C +125C Wiper Code kΩ R WB Ω V DD = 5.5V I W = 19 µa V DD > 2.7V R W B kΩ R WB Ω V DD = 1.8V I W = 19 µa DS22267A_CN 21

22 T A = +25 C V DD = 5V V SS = V Error % 2.5% 1.5%.5% -.5% -1.5% -2.5% Wiper Code -4C +25C +85C +125C kΩ R BW R BW R BW -R BW3 % V DD = 5.5V I W = 19 µa PPM / C CH CH2 CH1 CH Wiper Code kΩ R WB PPM/ C (R BW = n 125 C -R BW = n -4 C ) /R BW = C /165 C * 1,, V DD = 5.5V I W = 19 µa Error % 2.5% 1.5%.5% -.5% -1.5% -2.5% Wiper Code -4C +25C +85C +125C kΩ R BW R BW R BW -R BW3 % V DD = 3.V I W = 19 µa PPM / C CH CH2 CH1 CH Wiper Code kΩ R WB PPM/ C (R BW = n 125 C -R BW = n -4 C ) /R BW = C /165 C * 1,, V DD = 3.V I W = 19 µa Error % 2.% 1.%.% -1.% -2.% -3.% -4.% -4C -5.% +25C -6.% +85C +125C -7.% Wiper Code V DD > 2.7V R W B kΩ R BW R BW R BW -R BW3 % V DD = 1.8V I W = 19 µa PPM / C CH CH2 CH1 CH Wiper Code V DD > 2.7V R W B 2-2 5kΩ R WB PPM/ C (R BW = n 125 C -R BW = n -4 C ) /R BW = C /165 C * 1,, V DD = 1.8V I W = 19 µa DS22267A_CN 22

23 T A = +25 C V DD = 5V V SS = V kΩ V DD = 2.7V 1 µs/div kΩ V DD = 2.7V1µs/Div kΩ V DD = 5.5V 1 µs/div kΩ V DD = 5.5V1µs/Div kΩ 2 ms/div DS22267A_CN 23

24 T A = +25 C V DD = 5V V SS = V Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL DNL 25 C -4 C 125 C 85 C Wiper Setting (decimal) kω R W Ω INL LSb DNL LSb V DD = 5.5V INL R W Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL 85 C 25 C 125 C kω R W Ω INL LSb DNL LSb V DD = 5.5V INL -4 C R W DNL Wiper Setting (decimal) Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL DNL -4 C C C C INL R W Wiper Setting (decimal) Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL -4 C 125 C 85 C 25 C DNL INL R W Wiper Setting (decimal) Error (LSb) kω R W Ω INL LSb DNL LSb V DD = 3.V kω R W Ω INL LSb DNL LSb V DD = 3.V Wiper Resistance (R W )(ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL DNL INL RW Wiper Setting (decimal) Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL RW INL DNL Wiper Setting (decimal) Error (LSb) V DD > 2.7V R W B V DD > 2.7V R W B kω R W Ω INL LSb DNL LSb V DD = 1.8V kω R W Ω INL LSb DNL LSb V DD = 1.8V I W = 125 µa DS22267A_CN 24

25 T A = +25 C V DD = 5V V SS = V Nominal Resistance (R AB ) (Ohms) V 2.7V Ambient Temperature ( ) C kωr AB Ω V DD Resistance ( ) C +25C +85C +125C Wiper Code kω R WB Ω V DD = 3.V I W = 15 µa Resistance ( ) C +25C +85C +125C Wiper Code Resistance ( ) C +25C +85C +125C Wiper Code kω R WB Ω V DD = 5.5V I W = 15 µa V DD > 2.7V R W B kω R WB Ω V DD = 1.8V I W = 15 µa DS22267A_CN 25

26 T A = +25 C V DD = 5V V SS = V Error % 1.5% 1.%.5%.% -.5% -1.% -1.5% Wiper Code -4C +25C +85C +125C kω R BW R BW R BW -R BW3 % V DD = 5.5V I W = 15 µa PPM / C CH CH2 CH1 CH Wiper Code kω R WB PPM/ C (R BW = n 125 C -R BW = n -4 C ) /R BW = C /165 C * 1,, V DD = 5.5V I W = 15 µa Error % 1.5% 1.%.5%.% -.5% -1.% -1.5% Wiper Code -4C +25C +85C +125C kω R BW R BW R BW -R BW3 % V DD = 3.V I W = 15 µa PPM / C CH CH2 CH1 CH Wiper Code kω R WB PPM/ C (R BW = n 125 C -R BW = n -4 C ) /R BW = C /165 C * 1,, V DD = 3.V I W = 15 µa Error % 1.5% 1.%.5%.% -.5% -1.% -1.5% Wiper Code -4C +25C +85C +125C PPM / C CH CH2 CH1 CH Wiper Code V DD > 2.7V R W B V DD > 2.7V R W B kω R BW R BW R BW -R BW3 % V DD = 1.8V I W = 15 µa kω R WB PPM/ C (R BW = n 125 C -R BW = n -4 C ) /R BW = C /165 C * 1,, V DD = 1.8V I W = 15 µa DS22267A_CN 26

27 T A = +25 C V DD = 5V V SS = V kω V DD = 2.7V 1 µs/div kω V DD = 2.7V1µs/Div kω V DD = 5.5V 1 µs/div kω V DD = 5.5V1µs/Div DS22267A_CN 27

28 T A = +25 C V DD = 5V V SS = V Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL DNL -4 C 25 C 125 C 85 C Wiper Setting (decimal) kω R W Ω INL LSb DNL LSb V DD = 5.5V INL R W Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL DNL 85 C 25 C 125 C -4 C kω R W Ω INL LSb DNL LSb V DD = 5.5V INL R W Wiper Setting (decimal) Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL DNL -4 C 125 C 85 C 25 C Wiper Setting (decimal) kω R W Ω INL LSb DNL LSb V DD = 3.V INL R W Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL INL 125 C DNL C C -4 C kω R W Ω INL LSb DNL LSb V DD = 3.V R W Wiper Setting (decimal) Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL DNL INL RW Wiper Setting (decimal) Error (LSb) Wiper Resistance (Rw) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL DNL RW INL Wiper Setting (decimal) Error (LSb) V DD > 2.7V R W B V DD > 2.7V R W B kω R W Ω INL LSb DNL LSb V DD = 1.8V kω R W Ω INL LSb DNL LSb V DD = 1.8V I W = 25 µa DS22267A_CN 28

29 T A = +25 C V DD = 5V V SS = V Nominal Resistance (R AB ) (Ohms) V 2.7V Ambient Temperature ( ) C kω R AB Ω V DD Resistance ( ) C +25C +85C +125C Wiper Code kω R WB Ω V DD = 3.V I W = 48 µa Resistance ( ) C +25C +85C +125C Wiper Code Resistance ( ) C +25C +85C +125C Wiper Code kω R WB Ω V DD = 5.5V I W = 9 µa V DD > 2.7V R W B kω R WB Ω V DD = 1.8V I W = 3 µa DS22267A_CN 29

30 T A = +25 C V DD = 5V V SS = V Error % 7.% 6.% 5.% 4.% 3.% 2.% 1.%.% -1.% Wiper Code -4C +25C +85C +125C kω R BW R BW R BW -R BW3 % V DD = 5.5V I W = 9 µa PPM / C CH CH1-2 CH2 CH Wiper Code kω R WB PPM/ C (R BW = n 125 C -R BW = n -4 C ) /R BW = C /165 C * 1,, V DD = 5.5V I W = 9 µa Error % 4.% 3.% 2.% 1.%.% -1.% -2.% Wiper Code -4C +25C +85C +125C kω R BW R BW R BW -R BW3 % V DD = 3.V I W = 48 µa PPM / C CH CH2 CH1 CH Wiper Code kω R WB PPM/ C (R BW = n 125 C -R BW = n -4 C ) /R BW = C /165 C * 1,, V DD = 3.V I W = 48 µa Error % 3.5% 2.5% 1.5%.5% -.5% -1.5% Wiper Code -4C +25C +85C +125C PPM / C CH CH2 CH1 CH Wiper Code V DD > 2.7V R W B V DD > 2.7V R W B kω R BW R BW R BW -R BW3 % V DD = 1.8V I W = 3 µa kω R WB PPM/ C (R BW = n 125 C -R BW = n -4 C ) /R BW = C /165 C * 1,, V DD = 1.8V I W = 3 µa DS22267A_CN 3

31 T A = +25 C V DD = 5V V SS = V kω V DD = 2.7V 1 µs/div kω V DD = 2.7V 1 µs/div kω V DD = 5.5V 1 µs/div kω V DD = 5.5V 1 µs/div DS22267A_CN 31

32 T A = +25 C V DD = 5V V SS = V Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL DNL 125 C 85 C 25 C -4 C Wiper Setting (decimal) kω R W Ω INL LSb DNL LSb V DD = 5.5V INL R W.2.1 Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL INL DNL -4 C 125 C 85 C 25 C kω R W Ω INL LSb DNL LSb V DD = 5.5V R W Wiper Setting (decimal) Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL DNL -4 C 125 C 85 C 25 C Wiper Setting (decimal) kω R W Ω INL LSb DNL LSb V DD = 3.V INL R W.2.1 Error (LSb) Wiper Resistance (Rw) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL INL DNL -4 C 125 C 85 C 25 C kω R W Ω INL LSb DNL LSb V DD = 3.V R W Wiper Setting (decimal) Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL DNL RW INL Wiper Setting (decimal) Error (LSb) Wiper Resistance (R W ) (ohms) C Rw 25C Rw 85C Rw 125C Rw -4C INL 25C INL 85C INL 125C INL -4C DNL 25C DNL 85C DNL 125C DNL RW INL DNL Wiper Setting (decimal) Error (LSb) V DD > 2.7V R W B V DD > 2.7V R W B kω R W Ω INL LSb DNL LSb V DD = 1.8V kω R W Ω INL LSb DNL LSb V DD = 1.8V I W = 1 µa DS22267A_CN 32

33 T A = +25 C V DD = 5V V SS = V Nominal Resistance (R AB ) (Ohms) V 2.7V Ambient Temperature ( ) C kω R AB Ω V DD Resistance ( ) C +25C +85C +125C Wiper Code kω R WB Ω V DD = 3.V I W = 24 µa Resistance ( ) C +25C +85C +125C Wiper Code Resistance ( ) C +25C +85C +125C Wiper Code kω R WB Ω V DD = 5.5V I W = 45 µa V DD > 2.7V R W B kω R WB Ω V DD = 1.8V I W = 15 µa DS22267A_CN 33

34 T A = +25 C V DD = 5V V SS = V Error % 14.% 13.% 12.% 11.% 1.% 9.% 8.% 7.% 6.% 5.% 4.% 3.% 2.% 1.%.% -1.% Wiper Code -4C +25C +85C +125C PPM / C CH CH2 CH1 CH Wiper Code kω R BW R BW R BW -R BW3 % V DD = 5.5V I W = 45 µa kω R WB PPM/ C (R BW = n 125 C -R BW = n -4 C ) /R BW = C /165 C * 1,, V DD = 5.5V I W = 45 µa Error % 7.% 6.% 5.% 4.% 3.% 2.% 1.%.% -1.% Wiper Code -4C +25C +85C +125C kω R BW R BW R BW -R BW3 % V DD = 3.V I W = 24 µa PPM / C CH CH2 CH1 CH Wiper Code kω R WB PPM/ C (R BW = n 125 C -R BW = n -4 C ) /R BW = C /165 C * 1,, V DD = 3.V I W = 24 µa Error % 6.% 5.% 4.% 3.% 2.% 1.%.% -1.% Wiper Code -4C +25C +85C +125C PPM / C CH CH2 CH1 CH Wiper Code V DD > 2.7V R W B V DD > 2.7V R W B kω R BW R BW R BW -R BW3 % V DD = 1.8V I W = 15 µa kω R WB PPM/ C (R BW = n 125 C -R BW = n -4 C ) /R BW = C /165 C * 1,, V DD = 1.8V I W = 15 µa DS22267A_CN 34

35 T A = +25 C V DD = 5V V SS = V kω V DD = 2.7V 1 µs/div kω V DD = 2.7V 1 µs/div kω V DD = 5.5V 1 µs/div kω V DD = 5.5V 1 µs/div DS22267A_CN 35

36 T A = +25 C V DD = 5V V SS = V V IH (V) V V Temperature ( ) C V OL (mv) V V Temperature ( ) C 2-86 V IH SDA SCL V DD 2-88 I OL = 3 ma V OL SDA V DD 2 5.5V V IL (V) V Temperature ( ) C 2-87 V IL SDA SCL V DD DS22267A_CN 36

37 T A = +25 C V DD =5V V SS = V V DD (V) Temperature ( ) C V IN GND A B W 2.5V DC V V OUT 2-89 POR/BOR V DD db A V A W V W B V B I W R BW = V W /I W R W = (V W -V A )/I W 2-91 R BW R W DS22267A_CN 37

38 DS22267A_CN 38

39 MCP443X/5X TSSOP QFN I/O / P3A A 3 A P3W A P3B A 3 B HVC/A I HV ST /I 2 C SCL I HV ST I 2 C SDA I HV ST I 2 C I/O V SS P P1B A 1 B P1W A P1A A 1 A 11 9 PA A A PW A PB A B NC I RESET I HV ST A1 I HV ST I 2 C V DD P P2B A 2 B P2W A P2A A 2 A 21 EP 2 HV ST = A = I = O = I/O = / P = 1 2 QFN V SS DS22267A_CN 39

40 3.1 / HVC/A HVC/A I 2 C POR/BOR A A1 I 2 C 4 MCP44XX I 2 C HVC/A = V IHH 3.2 SCL SCL SCL MCP44XX SCL 3.3 SDA SDA SDA SDA N 3.4 V SS V SS 3.5 B B B B 7 8 x B W A B B V SS V DD MCP44XX 4 B B 3.6 W W W W A B W W V SS V DD MCP44XX 4 W W 3.7 A MCP44X1 A A A 8 x1 7 x8 A W B A A V SS V DD MCP44X2 A A MCP44X1 4 A A A MCP44X2 3.8 NC NC 3.9 RESET RESET POR/BOR A1 A1 I 2 C 1 A I 2 C4 MCP44XX 3.11 V DD V DD V SS V DD < V min 2.7V 3.12 NC V DD V SS 3.13 EP V SS PCB DS22267A_CN 4

41 4. 4 MCP44XX MCP44X1 MCP44X2 4 POR/BOR RESET I 2 C POR/BORI 2 C POR/BOR RESET V SS RAM V RAM POR/BOR V POR /V BOR V POR /V BOR 1.8V V POR /V BOR < V DD < 2.7V V DD < V POR /V BOR RESET V DD V POR /V BOR V DD V POR /V BOR TCON V DD V POR /V BOR V DD V POR /V BOR V DD V RAM TCON V POR /V BOR RESET RESET POR/BOR RESET TCON I 2 C RESET BOR/POR 4-1 RESET POR/BOR RESET POR/BOR 4-1 POR/BOR RESET DS22267A_CN 41

42 x RAM TCON TCON1 1 RAM V RAM POR/BOR R AB POR kω 8h 4h kω 8h 4h kω 8h 4h kω 8h 4h 4-2 (1) h RAM 8 8h 7 4h 1h 1 RAM 8 8h 7 4h 2h 3h 4h TCON RAM 1FFh 5h 6h 2 RAM 8 8h 7 4h 7h 3 RAM 8 8h 7 4h 8h 9h Ah TCON1 RAM 1FFh Bh - Fh 1 HVC V IH V IL V IHH DS22267A_CN 42

43 TCON TCON TCON TCON TCON 4-2 TCON1 A B W / TCON POR/BOR 1FFh 9 POR/ BOR TCON 4-1 TCON (1) R-1 R/W-1 R/W-1 R/W-1 R/W-1 R/W-1 R/W-1 R/W-1 R/W-1 D8 R1HW R1A R1W R1B RHW RA RW RB bit 8 bit R = W = U = -n = POR 1 = 1 = x = bit 8 D8 1 bit 7 R1HW = 1 = 1 bit 6 R1A 1 A P1A 1 A 1 / 1 = P1A 1 = P1A 1 bit 5 R1W 1 P1W 1 1 / 1 = P1W 1 = P1W 1 bit 4 R1B 1 B P1B 1 B 1 / 1 = P1B 1 = P1B 1 bit 3 RHW 1 = = bit 2 RA A PA A / 1 = PA = PA bit 1 RW PW / 1 = PW = PW bit RB B PB B / 1 = PB = PB 1 DS22267A_CN 43

44 4-2 TCON1 (1) R-1 R/W-1 R/W-1 R/W-1 R/W-1 R/W-1 R/W-1 R/W-1 R/W-1 D8 R3HW R3A R3W R3B R2HW R2A R2W R2B bit 8 bit R = W = U = -n = POR 1 = 1 = x = bit 8 D8 1 bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit R3HW = 3 = 3 R3A 3 A P3A 3 A 3 / 1 = P3A 3 = P3A 3 R3W 3 P3W 3 3 / 1 = P3W 3 = P3W 3 R3B 3 B P3B 3 B 3 / 1 = P3B 3 = P3B 3 R2HW = 2 = 2 R2A 2 A P2A 2 A 2 / 1 = P2A 2 = P2A 2 R2W 2 P2W 2 2 / 1 = P2W 2 = P2W 2 R2B 2 B P2B 2 B 2 / 1 = P2B 2 = P2B 2 1 DS22267A_CN 44

45 R S R S R R S AB A 8 N = 256 R (1) 1h W 255 R (1) FFh W 254 (1) FEh R W 7 N = 128 8h 127 7Fh 126 7Eh 5.1 R S R AB 5-1 A B R AB R S 8 A B A B 7 A B A B R S R S R AB = ((256) ) R AB = ((128) ) R S 8 7 W R S 1 R (1) 1h W (1) h R W 1 1h h B 1 V DD A B W 5. kω 1. kω R W INL 5-1 DS22267A_CN 45

46 5.2 R S W W B A W B h W A 1h 8h W A B 8 1h 7 8h W A B 5-2 R WB R WB = R AB N + (256) ) N = 256 R WB = R AB N + ((128) ) N = FFh 81h 3FFh 11h W = A 8h 1h W = A 7Fh FFh W = N 41h 81h 4h 8h W = N 3Fh 1h 7Fh 1h W = N h h W = B MCP44XX TCON MCP42XXXSHDN RESET TCON TCON TCON A B W RxHW MCP42X1 SHDN RxA RxW RxB RxHW PA P1A P2A P3A PW P1W P2W P3W PB P1B P2B P3B 5-2 RxHW SHDN TCON TCON1 RxA RxW RxB RxHW SHDN TCON TCON1 RxA RxW RxB RxHW RxA RxW RxB RxHWTCON RxHW = 1 TCON 5-2 A W B RxHW = DS22267A_CN 46

47 6. I 2 C MCP44XX I 2 C MCP44XX I 2 C 6-1 I 2 C I 2 C MCP44XX I 2 C SCL MCP44XX R/W I 2 C NXP I 2 C I 2 C 6-1 SCL SDA I/O (1) MCP4XXX SCL SDA HVC/A (2) (2, 3) A I/O I 2 C 6.1 I 2 C 4 SDA SCL A A SDA SDA SCL SDA SCL SDA SCL SDA SCL SCLSCL SDA MCP44XX 3 I 2 C 1 khz 4 khz HS 3.4 MHz MCP44XX SCL A1:A HVC A MCP4XXX POR/BOR A HVC HVC A HVC MCP44XX V DD DS22267A_CN 47

48 6.2 I 2 C MCP44XX I 2 C NXP I 2 C khz - 4 khz - HS 3.4 MHz I 2 C 1 NXP I 2 C 7. MCP44XX I 2 C 6-8 I 2 C S A / A Sr P SCL SDA SDA SCL 6-2 S SDA SCL SCL SDA A A 6-4 A 8 A A SDA SDA SCL 6-4 A A SDA 6-1 A A A 6-1 MCP45XX/MCP46XX A/A A GCEN 1 A A AD3:AD C1:C EEPROM 8 D A A EEPROM N.A. I 2 C A 9 SDA SCL DS22267A_CN 48

49 I 2 C + A SCL SDA I 2 C SCL SDA MCP44XX I 2 C SDA A / A SDA SCL 1 SCL SDA SDA SCL 1 1 Sr = SCL MCP44XX SCL I 2 C P 6-5 SDA SCL S A / A P I 2 C SDA SCL 6-8 I 2 C DS22267A_CN 49

50 A1 A 7 I 2 C A6:A2 111 A1 A I 2 C 4 MCP44XX / R/W 6-2 A1 A 4 V DD < V BOR I/O POR/BOR A HVC/A V IHH S A6 A5 A4 A3 A2 A1 A R/W A/A A A = = A = 1 = I 2 C 6-2 MCP44XX 11 1 b + A1:A A HVC/A POR/BOR R/W R/W = = R/W = 1 = MCP44XX SDA HS FS HS FS FS HS SDA SCL DS22267A_CN 5

51 6.2.6 HS I 2 C 3.4 Mb/s HSMMC MCP44XX HS SDA SCL 3.4 Mb/s HS 1. S 2. 1XXX XXX HS 3. A I 2 C / I 2 C HS 6-1 HS I 2 C I 2 C SDA / HS SCL < 1 ns F/S HS P F/S S 1 X X X b A Sr R/W A A/A HS HS / S = Sr = A = A = R/W = / P = HS Sr R/W A 6-1 HS DS22267A_CN 51

52 MCP44XX I 2 C DAC MCP44XX 7 I 2 C I 2 C 1 1 TCON I 2 C MCP44XX MCP44XX (1, 2, 3) 1 d b 11 d b 11 d b 1 1 b 1 11 b 11 1 b b 1 1 b 1 11 b 11 1 b b 1 TCON I 2 C d D8 DS22267A_CN 52

53 S A X X X X X X X A P 7 7 I 2 C NXP UM124_ b 1 b b MCP44XX 7 1 1x b 11 1x b 1 1 1x b 11 1x b 1 Microchip S A X X X X X X d A d d d d d d d d A P 7 MCP44XX 7 1 d b 11 d b 1 11 d b TCON n + A S A X X X X X X X 1 A X X X X X X X X A P 7 MCP44XX A P 6-11 DS22267A_CN 53

54 DS22267A_CN 54

55 7. MCP44XX I 2 C I 2 C MCP44XX 4 TCON I 2 C (1) 29 18n n n n n HVC V IH V IL HVC V IHH MCP44XX D8 AD3:AD C1:C 7-1 C1:C / WiperLock MCP44XX I 2 C MCP44XX I 2 C D9 D8 8 D8 MSb 7 D7 MSb 7-1 A A D 3 A D 2 A D 1 A D C 1 C D 9 D 8 MCP4XXX = 1 = 1 = 11 = A DS22267A_CN 55

56 7-2 1 (1) h nn nnnn nnnn (3) nn nnnn nnnn 1h 1 nn nnnn nnnn (3) nn nnnn nnnn 2h 3h 4h (2) TCON nn nnnn nnnn (3) nn nnnn nnnn 5h (2) (3) MCP444X/6X STATUS 6h 2 nn nnnn nnnn (3) nn nnnn nnnn 7h 3 nn nnnn nnnn (3) nn nnnn nnnn 8h 9h Ah (2 ) TCON1 nn nnnn nnnn (3) nn nnnn nnnn Bh - Fh 1 9 MSb 2 3 I 2 C 2 1 DS22267A_CN 56

57 7.2 8 D8 9 D8:D 9 8 1h A B D AD3:AD C1:C MCP44XX I 2 C MCP44XX I 2 C I 2 C MCP44XX HVC V IHH DS22267A_CN 57

58 I 2 C A MCP44XX A MCP44XX A MCP44XX A/A A/A MCP44XX MCP44XX A h 1h 4h 6h 7h Ah I 2 C HVC HVC A HVC MCP44XX V DD DS22267A_CN 58

59 AD AD AD AD S A1 A A x D8 A D7 D6 D5 D4 D3 D2 D1 D A P 7-2 I 2 C AD AD AD AD S A1 A A x D8 A D7 D6 D5 D4 D3 D2 D1 D A AD AD AD AD x D8 A D7 D6 D5 D4 D3 D2 D1 D A AD AD AD AD x D8 A D7 D6 D5 D4 D3 D2 D1 D A P 7-3 AD3:AD = h 1h 6h 7h TCON AD3:AD = 4h Ah I 2 C DS22267A_CN 59

60 I 2 C R/W A MCP44XX A I 2 C R/W 1 MCP44XX A A I 2 C R/W 1 R/W = 1 MCP44XX h 6-9 R/W 1 R/W = 1 MCP44XX A A HVC HVC A HVC MCP44XX V DD I 2 C MCP44XX I 2 C SDA DS22267A_CN 6

61 S A1 A 1 A D8 A 1 D7 D6 D5 D4 D3 D2 D1 D A 2 P A/A A MCP44XX 2 MCP44XX 3 MCP44XX MCP44XX 4 POR BOR h I 2 C AD AD AD AD S A1 A A x X A Sr A1 A 1 A D8 A 1 D7 D6 D5 D4 D3 D2 D1 D A 2 P A/A A MCP44XX 2 MCP44XX 3 MCP44XX MCP44XX I 2 C DS22267A_CN 61

62 S A1 A 1 A D8 A 1 D7 D6 D5 D4 D3 D2 D1 D A 1 D8 A 1 D7 D6 D5 D4 D3 D2 D1 D A 1 D8 A 1 D7 D6 D5 D4 D3 D2 D1 D A 2 P A/A A MCP44XX 2 MCP44XX I 2 C DS22267A_CN 62

63 7.6 1 h 1h 6h 7h 7-4 n n+1 8 1h 7 8h 1h 8h 7-4 MCP44XX A FFh 81h 8 3FFh 11h W W = A 8h 1h W = A 7Fh 41h FFh 81 W = N 4h 8h W = N 3Fh 1h 7Fh 1 W = N h h W = B HVC HVC A HVC/A > V IHH ~8.5V MCP44XX HVC V IHH SCL HVC MCP44XX V DD AD AD AD AD AD AD AD AD S A1 A A x X A x X A P (2) 7-7 n+1 n+2 1 AD3:AD = h 1h 6h 7h INCR 2 I 2 C DS22267A_CN 63

64 7.7 1 h 1h 7-5 n n-1 h h 7-5 MCP44XX A FFh 81h 8 3FFh 11h W W = A 8h 1h W = A 7Fh 41h FFh 81 W = N 4h 8h W = N 3Fh 1h 7Fh 1 W = N h h W = B HVC HVC A HVC/A > V IHH ~8.5V MCP44XX HVC V IHH SCL HVC MCP44XX V DD AD AD AD AD AD AD AD AD S A1 A A X X A X X A P (2) n-1 n AD3:AD = h 1h 6h 7h DECR 2 I 2 C DS22267A_CN 64

65 8. LCD CMOS V DD = 2.7V 5.5V MCP44XX 8.1 HVC/A V IHH 8-1 TC124A SHDN TC124A HVC/ A PIC MCU IO2 SHDN TC124A V OUT 2 * V DD R 1 HVC/A V DD PIC MCU IO2 V DD 8-2 MCP42X MCP42XEV 5V PIC1F26 HVC/A MCP42X Nonvolatile Digital Potentiometer Evaluation Board User s GuideDS51546 GP I/O GP2 I/O GP2 GPHVC/A V IL V IH GP V OH GP2 HVC/A 5V PIC MCU IO1 TC124A V C+ IN SHDN C- V OUT C 1 PIC1F26 GP GP2 R 1 MCP4XXX HVC/A IO2 R 1 HVC/A MCP4XXX C 1 C C 2 TC124AV IHH 8-2 MCP4XXX MCP42XEV V IHH DS22267A_CN 65

66 A B A B R BW B A R AW A B V DD V SS 8.3 AN128 MCP44XX I 2 C I 2 C MCP44XX 8-4 A S S P A B W B MCP44XX I 2 C A I 2 C MCP44XX 9 1 A I 2 C MCP44XX MCP44XX MCP44XX MCP44XX MCP44XX MCP44XX I 2 C MCP44XX I 2 C DS22267A_CN 66

67 8.4 DAC MCP4921 LDAC MCP44XX / PxB PxA *T I2CDLY 1*T I2CDLY I 2 C MCP44XX I 2 C MCP44XX I 2 C 8-5 I 2 C I 2 C MCP44XX I 2 C I 2 C I 2 C b a 1 3 n 2 4 1a 3a na 2a 4a 1b 3b nb 2b 4b n 1n 3n nn 2n 4n 8-5 I 2 C INC POT1 INC POT2 INC POT3 INC POT4 INC POT5 INC POT6 T I2CDLY T I2CDLY T I2CDLY T I2CDLY T I2CDLY T I2CDLY INC POT 1-6 INC POT 1-6 INC POT 1-6 INC POT 1-6 INC POT 1-6 INC POT 1-6 T I2CDLY T I2CDLY T I2CDLY T I2CDLY T I2CDLY T I2CDLY T I2CDLY = I 2 C I 2 C 8-6 DS22267A_CN 67

68 dB 1% db 8-7 MCP44X1 B A B MCP44X1 V DD /V SS 8-1 db L = 2 * log 1 (V OUT / V IN ) db V OUT / V IN MCP44X1 PA PB PW 8-1 db 8-2 db B B B R B2GND db 1 B 8-7 L = 2 * log 1 (R BW / R AB ) 8-3 db 2 B R B2GND L = 2 * log 1 ( (R BW + R B2GND ) / (R AB + R B2GND ) ) db -2 db -1 db -3 db -45 db db DS22267A_CN 68

69 8-1 8 / -3 db -2 db -1 db (1) (1) (1) db 256 db db 256 db db 256 db 1-3 db db -2 db db -1 db db 2-6 db db -4 db db -2 db db 3-9 db db -6 db db -3 db db 4-12 db db -8 db db -4 db db 5-15 db db -1 db db -5 db db 6-18 db db -12 db db -6 db db 7-21 db db -14 db db -7 db db 8-24 db db -16 db db -8 db db 9-27 db db -18 db db -9 db db 1-3 db db -2 db db -1 db db db db -22 db db -11 db db db db -24 db db -12 db db db db -26 db db -13 db db db db -28 db db -14 db db db db -3 db db -15 db db db db -16 db db db db -17 db db db db -18 db db db db -19 db db 2-42 db db -2 db db db db -21 db db db db db db db db db db db db db db db db db db 3-3 db db db db db db db db db db db db db db db db 38 1 DS22267A_CN 69

70 8.6 MCP44XX µf 4 mm V DD V DD V SS PCB MCP44XX Signal-to-Noise Ratio SNR A W B 8-8 V DD.1 µf V DD.1 µf MCP443X/5X SCL SDA HVC/A A1 V SS V SS PIC MCP44XX MCP46XX MCP44XX 8-9 MSOP MCP44X1 P3A 1 2 P2A P3W 2 19 P2W P3B 3 18 P2B HVC/A 4 17 V DD SCL 5 16 A1 SDA 6 RESET V SS WP P1B 8 12 PB P1W 9 12 PW P1A 1 11 PA P3W P3B HVC/A SCL SDA V SS P1B TSSOP 8-9 MCP44X TSSOP P2W P2B V DD A1 PB PW P1W MCP42X1 (1) MCP42X RESET MCP46X1 A2 A2 TSSOP DS22267A_CN 7

71 8-1 PCB MCP44X1 MCP46X PCB PCB 8-2 QFN 8-2 (1) mm X Y mm MCP46X2 MCP44X2 14 TSSOP ST QFN ML TSSOP ST R AB V IHH DS22267A_CN 71

72 DS22267A_CN 72

73 MCP44XX Microchip TSSOP SSOP TSSOP2EV MCP44XX MCP46XX PICtail Plus (1, 2) MCP46XXDM-PTPLS MCP46XX MCP46XX (2) MCP46XXEV MCP46X1 1 PICDEM 2 PICkit 9-2 AN1316 Using Digital Potentiometers for Programmable Amplifier Gain DS1316 AN18 Understanding Digital Potentiometers Resistor Variations DS18 AN737 Using Digital Potentiometers to Design Low-Pass Adjustable Filters DS737 AN692 Using a Digital Potentiometer to Optimize a Precision Single Supply Photo Detect DS692 AN691 DS691A_CN AN219 Comparing Digital Potentiometers to Mechanical Potentiometers DS219 Digital Potentiometer Design Guide DS2217 DS21825F_CN DS22267A_CN 73

74 DS22267A_CN 74

75 TSSOP XXXXXXXX YYWW NNN E QFN 4x4 XXXXX XXXXXX XXXXXX YYWWNNN EML e^^ TSSOP XXXXXXXX XXXXX NNN YYWW EST ^^3 e XX...X Y YY WW 1 NNN e3 Matte Tin Sn JEDEC * JEDEC e3 Microchip DS22267A_CN 75

76 14 ST 4.4 mm [TSSOP] Note: For the most current package drawings, please see the Microchip Packaging Specification located at DS22267A_CN 76

77 14 ST 4.4 mm [TSSOP] Note: For the most current package drawings, please see the Microchip Microchip Packaging Specification located at DS22267A_CN 77

78 14 ST 4.4 mm [TSSOP] Note: For the most current package drawings, please see the Microchip Microchip Packaging Specification located at DS22267A_CN 78

79 2 ML 4x4x.9 mm [QFN] Microchip D EXPOSED PAD D2 E2 e 2 E 2 b 1 1 K N N TOP VIEW NOTE 1 BOTTOM VIEW L A A3 A1 DS22267A_CN 79

80 2 ML 4x4 mm [QFN].4 mm Microchip DS22267A_CN 8

81 2 ST 4.4 mm [TSSOP] Microchip D N E1 E NOTE b e A A2 c φ A1 L1 L DS22267A_CN 81

82 2 ST 4.4 mm [TSSOP] Note: For the most current package drawings, please see the Microchip Microchip Packaging Specification located at DS22267A_CN 82

83 A A DS22267A_CN 83

84 DS22267A_CN 84

85 B MCP443X/5X 2.7V A V DD B V SS B.1 CMOS MCP443X/5X 1.8V 5kΩ R AB B-1R BW R BW B-2 R BW 16 B-2 R BW Error % 2.% 1.%.% -1.% -2.% -3.% -4.% -4C -5.% +25C -6.% +85C +125C -7.% Wiper Code B-1 1.8V R BW R BW R BW -R BW3 V DD = 1.8V I W = 19 µa Resistance ( ) C +25C +85C +125C Wiper Code B-2 R BW V DD = 1.8V I W = 19 µa DS22267A_CN 85

86 B-3 B-4 V DD 5.5V 3.V 1.8V V WCn V DD /2 NMOS PMOS = 128 R W = 128 R BW 16 Resistance ( ) V 3.V 3.V 3.V 5.5V 5.5V 5.5V Wiper Code B-3 R W V DD = 5.5V I W = 9 µa V DD = 3.V I W = 48 µa Resistance ( ) V 1.8V 1.8V 1.8V B-5 R BW R W A B I W V W R BW I W V W A V A R W B-5 I W V W R W V A A B B-5 V B W V W I W R BW = V W /I W R W = (V W -V A )/I W R BW R W B-6 R AB 256 R S NMOS PMOS B-7 V G V W V WCn B-4 NMOS PMOS R W R S V WCn V A V B V W V G V W V WCn R W R W Wiper Code B-4 R W V DD = 1.8V I W = 26 µa DS22267A_CN 86

87 A V A N n R (1) R W S 3.V 1.8V V W B-8 B-9 1.8V V W.8V V=I*R I W N n-1 R S N n-2 R R S AB N n-3 N 1 R S R (1) W V WC(n-2) R (1) W NMOS PMOS R W (1) DV G V W W Wiper Voltage (V) C +25C +85C +125C Wiper Code B-8 V W V DD = 3.V I W = 19 µa N R W (1) 1.4 B-6 B V B 1 V DD A B W B-7 V G B-7 Ω V G V W V WCn R W Wiper Voltage (V) C +25C +85C +125C Wiper Code B-9 V W V DD = 1.8V I W = 19 µa R W (1) V G V DD /V SS N WC V WCn NMOS PMOS V W B-7 1 R W V G V W V WCn DS22267A_CN 87

88 MCP44XX NMOS PMOS B-1 B-11 B-12 V IN NMOS PMOS R W NMOS PMOS R W = R NMOS R PMOS NMOS PMOS B-13 B-14 NMOS PMOS V IN B-1 NMOS and PMOS Resistance ( ) 3.E+1 2.5E+1 2.E+1 1.5E+1 1.E+1 5.E+9.E+ R PMOS NMOS PMOS R W R W PMOS Theshold R NMOS V G V DD /V SS V OUT NMOS Theshold V IN Voltage B-11 NMOS PMOS R NMOS R PMOS R W V IN V DD = 3.V 5 Wiper Resistance ( ) NMOS and PMOS Resistance ( ) 7.E+9 6.E+9 5.E+9 4.E+9 3.E+9 2.E+9 1.E+9.E+ R PMOS R W R NMOS NMOS PMOS Theshold Theshold V IN Voltage B-12 NMOS PMOS R NMOS R PMOS R W V IN V DD = 1.8V Resistance ( ) R NMOS R PMOS B-13 NMOS PMOS R NMOS R PMOS R W V IN V DD = 3.V Resistance ( ) R W V IN Voltage R NMOS R PMOS 25 2 R W V IN Voltage Wiper Resistance ( ) B-14 NMOS PMOS R NMOS R PMOS R W V IN V DD = 1.8V DS22267A_CN 88

89 B.2 V OUT NMOS PMOS V OUT V OUT.5 * V DD.6 * V DD 1 B-15 R1 R2 V OUT.6 * V DD V OUT.5 * V DD R AB B-1 V OUT.455 * V DD.727 * V DD 1.8V V A 1.29V 1.31V V B.82V.86V B-12 INL/DNL B-16 R1 R2 R BW V OUT.6 * V DD V OUT.5 * V DD R AB B-2 V OUT.5 * V DD.687 * V DD 1.8V V W.29V.38V B-12 B-15 1 B-1 R1 R2 A B V A V B W V W 1 V OUT R1 12, 12, 12, R2 2, 2, 2, R AB 8, 1, 12, V OUT FS.714 V DD.7 V DD.727 V DD V OUT ZS.476 V DD.5 V DD.455 V DD V A.714 V DD.7 V DD.727 V DD V B.476 V DD.5 V DD.455 V DD FS ZS DS22267A_CN 89

90 R1 R2 V OUT A V A W V W B V B B-16 2 B-2 2 R1 1, 1, 1, R2 1, 1, 1, R BW 8, 1, 12, V OUT FS.667 V DD.643 V DD.687 V DD V OUT ZS.5 V DD.5 V DD.5 V DD V W FS.333 V DD.286 V DD.375 V DD V W ZS V SS V SS V SS FS ZS DS22267A_CN 9

91 -XXX X /XX MCP MCP4431T 7 MCP MCP4432T 7 MCP MCP4451T 8 MCP MCP4452T 8 52 = 5 kω 13 = 1 kω 53 = 5 kω 14 = 1 kω E = -4 C +125 C ST = TSSOP 14/2 ML = 4x4 QFN 2 a) MCP E/XX 5kΩ 2 b) MCP4431T-52E/XX T/R 5kΩ 2 c) MCP E/XX 1 kω 2 d) MCP4431T-13E/XX T/R 1 kω 2 e) MCP E/XX 5 kω 2 f) MCP4431T-53E/XX T/R 5 kω 2 g) MCP E/XX 1 kω 2 h) MCP4431T-14E/XX T/R 1 kω 2 a) MCP E/XX 5kΩ 14 b) MCP4432T-52E/XX T/R 5kΩ 14 c) MCP E/XX 1 kω 14 d) MCP4432T-13E/XX T/R 1 kω 14 e) MCP E/XX 5 kω 8 f) MCP4432T-53E/XX T/R 5 kω 14 g) MCP E/XX 1 kω 14 h) MCP4432T-14E/XX T/R 1 kω 14 a) MCP E/XX 5kΩ 2 b) MCP4451T-52E/XX T/R 5kΩ 2 c) MCP E/XX 1 kω 2 d) MCP4451T-13E/XX T/R 1 kω 2 e) MCP E/XX 5 kω 2 f) MCP4451T-53E/XX T/R 5 kω 2 g) MCP E/XX 1 kω 2 h) MCP4451T-14E/XX T/R 1 kω 2 a) MCP E/XX 5kΩ 14 b) MCP4452T-52E/XX T/R 5kΩ 14 c) MCP E/XX 1 kω 14 d) MCP4452T-13E/XX T/R 1 kω 14 e) MCP E/XX 5 kω 14 f) MCP4452T-53E/XX T/R 5 kω 14 g) MCP E/XX 1 kω 14 h) MCP4452T-14E/XX T/R 1 kω 14 XX = ST 14/2 TSSOP = ML 2 QFN DS22267A_CN 91

92 DS22267A_CN 92

93 Microchip Microchip Microchip Microchip Microchip Microchip Microchip Microchip Microchip Microchip Microchip Digital Millennium Copyright Act Microchip Microchip Technology Inc. Microchip Technology Inc. Microchip Microchip Microchip Microchip Microchip Microchip Microchip dspic KEELOQ KEELOQ MPLAB PIC PICmicro PICSTART PIC 32 rfpic UNI/O Microchip Technology Inc FilterLab Hampshire HI-TECH C Linear Active Thermistor MXDEV MXLAB SEEVAL The Embedded Control Solutions Company Microchip Technology Inc Analog-for-the-Digital Age Application Maestro chipkit chipkit CodeGuard dspicdem dspicdem.net dspicworks dsspeak ECAN ECONOMONITOR FanSense HI-TIDE In-Circuit Serial Programming ICSP Mindi MiWi MPASM MPLAB Certified MPLIB MPLINK mtouch Omniscient Code Generation PICC PICC-18 PICDEM PICDEM.net PICkit PICtail REAL ICE rflab Select Mode Total Endurance TSHARC UniWinDriver WiperLock ZENA Microchip Technology Inc SQTP Microchip Technology Inc 211, Microchip Technology Inc ISBN Microchip Chandler Tempe Gresham ISO/TS-16949:22 PIC MCU dspic DSC KEELOQ EEPROM ISO/TS :22 Microchip ISO 91:2 DS22267A_CN 93

94 Corporate Office 2355 West Chandler Blvd. Chandler, AZ Tel: Fax: support Atlanta Duluth, GA Tel: Fax: Boston Westborough, MA Tel: Fax: Chicago Itasca, IL Tel: Fax: Cleveland Independence, OH Tel: Fax: Dallas Addison, TX Tel: Fax: Detroit Farmington Hills, MI Tel: Fax: Indianapolis Noblesville, IN Tel: Fax: Los Angeles Mission Viejo, CA Tel: Fax: Santa Clara Santa Clara, CA Tel: Fax: Toronto Mississauga, Ontario, Canada Tel: Fax: Asia Pacific Office Suites , 37th Floor Tower 6, The Gateway Harbour City, Kowloon Hong Kong Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Tel: Fax: Australia - Sydney Tel: Fax: India - Bangalore Tel: Fax: India - New Delhi Tel: Fax: India - Pune Tel: Fax: Japan - Yokohama Tel: Fax: Korea - Daegu Tel: Fax: Korea - Seoul Tel: Fax: Malaysia - Kuala Lumpur Tel: Fax: Malaysia - Penang Tel: Fax: Philippines - Manila Tel: Fax: Singapore Tel: Fax: Thailand - Bangkok Tel: Fax: Austria - Wels Tel: Fax: Denmark-Copenhagen Tel: Fax: France - Paris Tel: Fax: Germany - Munich Tel: Fax: Italy - Milan Tel: Fax: Netherlands - Drunen Tel: Fax: Spain - Madrid Tel: Fax: UK - Wokingham Tel: Fax: /2/11 DS22267A_CN 94