TS83C51RB2-VCKB 查看數據表（PDF） - Atmel Corporation

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TS83C51RB2-VCKB

High Performance 8-bit Microcontrollers

Atmel Corporation 

TS80C51RA2/RD2

TS83C51RB2/RC2/RD2

TS87C51RB2/RC2/RD2

10.5.4. External Data Memory Characteristics

Symbol

TRLRH

RD Pulse Width

Table 39. Symbol Description

Parameter

TWLWH

WR Pulse Width

TRLDV

RD to Valid Data In

TRHDX

Data Hold After RD

TRHDZ

Data Float After RD

TLLDV

ALE to Valid Data In

TAVDV

Address to Valid Data In

TLLWL

ALE to WR or RD

TAVWL

Address to WR or RD

TQVWX

Data Valid to WR Transition

TQVWH

Data set-up to WR High

TWHQX

Data Hold After WR

TRLAZ

RD Low to Address Float

TWHLH

RD or WR High to ALE high

Rev. C - 06 March, 2001

65

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