LTC2991 View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC2991

Octal I2C Voltage, Current, and Temperature Monitor

Linear Technology 

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FUNCTIONAL DIAGRAM

VCC VCC VCC VCC VCC

VOLTAGE

MONITORING

RSENSE

–+ POWER

RL

MONITORING

REMOTE

DIODE

SENSORS

1 V1

2 V2

3 V3

4 V4

5 V5

6 V6

7 V7

8 V8

MUX

INTERNAL

SENSOR

VCC

LTC2991

MODE

CONTROL

LOGIC

ADC

REFERENCE

UV

UNDERVOLTAGE

DETECTOR

VCC 16

GND 9

ADR2

15

ADR1

14

I2C

ADR0

13

SCL

11

SDA

10

PULSE WIDTH

DETECTOR

PWM

12

2991 FD

TIMING DIAGRAM

SDAI/SDAO

SCL

tHD, STA

START

CONDITION

tSU, DAT

tHD, DATO,

tHD, DATI

tSU, STA

tSP

tHD, STA

tSP

tSU, STO

tBUF

2991 TD

REPEATED START

CONDITION

STOP

CONDITION

START

CONDITION

2991ff

For more information www.linear.com/LTC2991

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