LTC2938 데이터 시트보기 (PDF) - Linear Technology

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LTC2938

Configurable 4- and 6-Supply Monitors with Watchdog Timer

Linear Technology 

LTC2938/LTC2939

BLOCK DIAGRAM

VREF

BUFFER

BANDGAP

V1

POWER

REFERENCE

V2

DETECT

VCC

VPG

A/D

V1

V2

RESISTIVE 4 +

V3

DIVIDERS

4–

V4

4

V5 –

WDFAIL

+

0.5V

+

V6 –

LTC2939

CRT

GND

2μA

VCC

UV

WDI

TRANSITION

DETECT

2μA

VCC

CWT

ADJUSTABLE

RESET PULSE

GENERATOR

V2

6μA

RST

22μA

V2

6μA

WATCHDOG

TIMER

WDFAIL

WDO

22μA

293839 BD

293839ff

8

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