MB3790 데이터 시트보기 (PDF) - Fujitsu

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MB3790

Battery Backup IC

Fujitsu 

s TIMING CHART

1. Rise/Fall Times on Reset and Alarm Pins: tr/tf

RESET

RESET

ALARM1

ALARM2

90%

10%

tr

90%

10%

tf

MB3790

2. Reset Pulse Width: tPO; Input Pulse Width: tPI; Reset Output Delay Time: tpdR

t PI

5V

V IN

4V

V INH

V INL

t PO

t pdR

RESET

t pdR

V IH-DV1

V BAT1-DVB2

11

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