PS810 查看數據表（PDF） - Microchip Technology

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PS810

Li Ion Single Cell Fuel Gauge

Microchip Technology 

PS810

TABLE 1-1: PS810 QFN PIN SUMMARY

Pin# Pin Name

Description

1 NTC/IO2 External NTC input or GPIO

2 VCOIN/IO3 Coin cell monitor input or GPIO

3 VFILTER Power supply filter cap

4 MCLR

Master Clear

5 VC1

Cell voltage input

6 N/C

No connect

7 N/C

No connect

8 ROSC

Oscillator bias resistor

9 SR

Sense resistor input

10 GND

Power supply ground

11 IO4

General purpose IO

12 IO5

General purpose IO

13 IO6

General purpose IO

14 SDA/SPS SMBus data/one-wire serial line

15 SCL/IO0 SMBus clock or GPIO0

16 IO1

General purpose IO

TABLE 1-2: PS810 TSSOP PIN SUMMARY

Pin# Pin Name

Description

1 SCL/IO0 SMBus clock or GPIO

2 IO1

General purpose IO

3 NTC/IO2 External NTC input or GPIO

4 VCOIN/IO3 Coin cell monitor input or GPIO

5 VFILTER Power supply filter cap

6 MCLR

Master Clear

7 VC1

Cell voltage input

8 ROSC

Oscillator bias resistor

9 SR

Sense resistor input

10 GND

Power supply ground

11 IO4

General purpose IO

12 IO5

General purpose IO

13 IO6

General purpose IO

14 SDA/SPS SMBus data/one-wire serial line

FIGURE 1-1:

PS810 INTERNAL BLOCK DIAGRAM

Digital Section

44KKxx1166FFlalasshh

551122-b-byyteteRRAAMM/ /

RReeggisistetersrs

Analog Section

VVooltlataggee

RReefefererenncceeaanndd

TTeemmppSSeennssoorr

VVooltlataggee

RReegguulalatotorr

VFILTER

SDA/SPS

SCL

IO0

IO1

IO2

CCoommmm

InInteterfrafaccee

PPICIC1188FF

MMicicrrooccoonntrtorolllelerr

CCoonntrtorol laannddSStatatutuss

InInppuut/tO/Ouutptpuut t

IO3 IO4 IO5 IO6

MCLR

1155-b-bitit++ssigignn

SSigigmmaa-D-Deeltlata

InInteteggraratitningg

AA/D/DCCoonnvveertreterr

AAnnaalologg

InInppuut tMMuuxx

VC1

SR

NTC

VCOIN

RRuunn

OOssccilillalatotorr

SSleleeepp

OOssccilillalatotorr

ROSC

GND

DS21904C-page 2

© 2006 Microchip Technology Inc.

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