參數(shù)資料
型號: 37C672
廠商: SMSC Corporation
英文描述: ENHANCED SUPER I/O CONTROLLER WITH FAST IR
中文描述: 增強(qiáng)的超級I / O控制器,快速紅外線
文件頁數(shù): 49/173頁
文件大?。?/td> 965K
代理商: 37C672
3802 GROUP USER'S MANUAL
3-16
APPENDIX
3.1 Electrical characteristics
Timing Diagram in Memory Expansion Mode and Microprocessor Mode (2)
0.5 VCC
RD,WR
0.5 VCC
AD15–AD8
td(AH-WR)
tv(WR-AH)
0.5 VCC
AD7–AD0
td(AL-WR)
tv(WR-AL)
0.8 VCC
0.2 VCC
DB0–DB7
0.5 VCC
RD
tSU(DB-RD)
th(RD-DB)
0.5 VCC
DB0–DB7
0.5 VCC
WR
td(WR-DB)
tv(WR-DB)
th(WR-ONW)
ONW
tsu(ONW-WR)
tv(RD-AH)
td(AH-RD)
td(AL-RD)
tv(RD-AL)
th(RD-ONW)
tsu(ONW-RD)
tWL(RD)
tWL(WR)
(At CPU reading)
(At CPU writing)
tWL(RD)
tWL(WR)
0.8 VCC
0.2 VCC
Fig. 3.1.4 Timing diagram (in memory expansion mode and microprocessor mode) (2)
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