MSM62X42B 데이터 시트보기 (PDF) - Oki Electric Industry

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MSM62X42B

REAL TIME CLOCK IC WITH BUILT-IN CRYSTAL

Oki Electric Industry 

MSM62X42B

¡ Semiconductor

READ mode (with use of ALE)

Parameter

CS1 Set up Time

Address Set up Time

Address Hold Time

ALE Pulse Width

ALE Before READ

ALE After READ

RD to Data

DATA Hold

CS1 Hold Time

RD/WR Recovery Time

Symbol

tC1S

tAS

tAH

tAW

tALR

tRAL

tRD

tDR

tC1H

tRCV

(VDD = 5V ± 10%, Ta = –40 to +85°C)

Conditions

Min.

Max.

Unit

—

1000

—

—

25

—

—

25

—

—

40

—

—

10

—

ns

—

10

—

CL = 150pF

–

120

—

0

—

—

1000

—

—

60

—

CS1

A0~A3

CS0

ALE

RD

D0~D3

(Output)

VIH2

t C1S

t AS

t AH

t C1H VIH2

VIH1

VIL1

t AW

VIH1

VIH1

VIH1

VIL1

VIL1

t ALR

VIL1

t RAL

VIH1

t DR

VIL1

VIH1

VIL1

t DR

VOH

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

50

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