FUJITSU MB91401 User Manual

Page 63

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MB91401

63

Write access

Note : tcp is internal CPU and operational clock period for peripheral module.

Parameter

Symbol

Pin

Value

Unit

Remarks

Min

Max

EX Write Cycle time

texwc

EXA, EXCSX

5

×

tcp

ns

EXA to Data Setup time

texads

EXA, EXD

4

×

tcp

ns

EXCSX to Data Setup time

texcsds

EXCSX, EXD

4

×

tcp

ns

EXWRX “L” Pulse width

texwp

EXRDX, EXD

4

×

tcp

ns

EXD Setup time

texds

EXRDX, EXD

11

ns

EXD Hold time

texdh

EXRDX, EXD

0

ns

texwc

texads

texcsds

texwp

texds

EXD15 to EXD0

texdhz

EXA

EXCSX

EXWRX

EXRDX

tchdv

Prelminary

2004.11.12

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