RTC-58323 查看數據表（PDF） - Seiko Epson Corp

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产品描述 (功能)

生产厂家

RTC-58323

4BIT REAL TIME CLOCK MODULE with I/O CONNECTIONS

Seiko Epson Corp 

6. Timing chart

CS1

CS2

D0 to D3

Address write

Write

Read

Address bus in IC

Data bus in IC

EPSON

Data invalid

tCS

tAS

tAW

tAH tDS

tWW

tDH tRI tRA

tDD

tCH

Data valid

High impedance

Address

Data-write

Data-read

7. Data hold timing

VDD

CS1

VIH2

IC can interact

with external circuit

tCDR

VIL

4.5V

2.2 to 4.5V

4.5V

CS1 ≤ 0.8V

Data hold mode

CS2 or WR must not be activated.

tR

VIL

VIH2

IC can interact

with external circuit

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