MSM62X42B 데이터 시트보기 (PDF) - Oki Electric Industry

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MSM62X42B

REAL TIME CLOCK IC WITH BUILT-IN CRYSTAL

Oki Electric Industry 

¡ Semiconductor

READ mode (ALE = VDD)

Parameter

CS1 Set up Time

CS1 Hold Time

Address Stable Before READ

Address Stable After READ

RD to Data

Data Hold

RD/WR Recovery Time

MSM62X42B

Symbol

tC1S

tC1H

tAR

tRA

tRD

tDR

tRCV

(VDD = 5V ± 10%, Ta = –40 to +85°C)

Conditions

Min.

Max.

Unit

—

1000

—

—

1000

—

—

20

—

—

0

ns

CL = 150 pF

—

120

—

0

—

—

60

—

CS1

A0~A3

CS0

RD

D0~D3

(Output)

VIH2

t C1S

t AR

VIH1

VIL1

t C1H VIH2

t RA

VIH1

VIL1

t RD

VIH1

VIL1

t DR

VOH VOH

VOL VOL

t RCV

VIH1

"Z"

VIH1 = 2.2V

VIL1 = 0.8V

VIH2 = 4/5 VDD

VIL2 = 1/5 VDD

VOH = 2.2V

VOL = 0.8V

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