W77C58 查看數據表（PDF） - Winbond
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W77C58 Datasheet PDF : 71 Pages
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Preliminary W77C58
Timing Waveforms, continued
Data Memory Read Cycle
ALE
PSEN
RD
PORT 0 INSTRUCTION
IN
PORT 2
tLLDV
tLLAX1
tLLWL
tAVLL
tAVWL1
tRLRH
tRLDV
tRLAZ
ADDRESS
A0-A7
tAVDV1
tAVDV2
ADDRESS A8-A15
tWHLH
tRHDZ
DATA
IN
tRHDX
ADDRESS
A0-A7
Data Memory Write Cycle
ALE
PSEN
WR
PORT 0 INSTRUCTION
IN
PORT 2
tLLAX2
tLLWL
tAVLL
tAVWL1
ADDRESS
A0-A7
tAVDV2
tWLWH
tWHLH
tQVWX
tWHQX
DATA OUT
ADDRESS A8-A15
ADDRESS
A0-A7
- 67 -
Publication Release Date: September 1999
Revision A1
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