LTC1232(RevA) データシートの表示（PDF） - Linear Technology

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LTC1232
(Rev.:RevA)

Microprocessor Supervisory Circuits

Linear Technology 

LTC1232

WU

W

TI I G DIAGRA S

PB RST

RST

RST

Push-Button Reset

VIL

tPB

VIH

tRST

VIH

VIL

VCC

LTC1232 • TD01

RST

RST

Strobe Input

tST

tTD

VCC

LTC1232 • TD02

RST

RST

BLOCK DIAGRA

Power Down

tF

4.75V 4.50V

4.25V

tRPD

Power Up

tR

4.50V

4.75V

4.25V

tRPU

VOH

VOL

LTC1232 • TD03

VOH

VOL

LTC1232 • TD04

VCC 8

TOL 3

5%, 10%

SWITCH

+

C1

–

1.3V

PB RST 1

ST 7

TD 2

OSC

LEVEL SENSE

AND

DEBOUNCE

LEVEL SENSE

TIME-OUT

SELECTION

RESET PULSE

GENERATOR

WATCHDOG

TIMER

LTC1232 • BD01

6 RST

5 RST

4

sn1232 1232fas

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