MSM82C43 查看數據表（PDF） - Oki Electric Industry

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MSM82C43

INPUT/OUTPUT PORT EXPANDER

Oki Electric Industry 

¡ Semiconductor

AC CHARACTERISTICS

Parameter

Port Control Setting Time (up to PROG

Falling Edge.)

Port Control Holding Time (up to PROG

Falling Edge.)

Output Data Setting Time

Output Data Holding Time

Input Data Holding Time

PROG Pulse Width

CS Valid Time (before and after PROG)

Output Data Valid Time (at Ports 4-7)

Input Data Holding Time (at Ports 4-7)

Input Data Holding Time (from PROG

Falling Edge)

Symbol

tA

tB

tC

tD

tH

tK

tCS

tPO

tLP1

tACC

MSM82C43

(VCC=4.0V to 6.0V, Ta=–40∞C to +85∞C)

Conditions

Min. Max. Unit

80pF LOAD

50

—

ns

20pF LOAD

80pF LOAD

20pF LOAD

20pF LOAD

—

—

100pF LOAD

—

80pF LOAD

60

—

ns

200

—

ns

20

—

ns

0

150

ns

700

—

ns

50

—

ns

—

700

ns

100

—

ns

—

650

ns

6/13

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