參數(shù)資料
型號(hào): X88C75J
英文描述: Port Expander and E2 Memory
中文描述: 端口擴(kuò)展和E2內(nèi)存
文件頁(yè)數(shù): 21/27頁(yè)
文件大?。?/td> 125K
代理商: X88C75J
X88C75 SLIC
E
2
21
Port Write Diagram
PORT WRITE TIMING
No.
Symbol
1
t
LHLL
2
t
WCS
3
t
LLWL
4
t
WLWH
5
t
AVLL
6
t
LLAX
7
t
DVWH
8
t
WHDX
9
t
SVSX
10
t
QVSV
11
t
POS
Parameter
Min.
80
20
10
120
20
30
50
10
120
Max.
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
2887 PGM T14.1
ALE Pulse Width
Write Chip Select Setup Time
ALE to
WR
WR
Pulse Width
Write Address Setup Time
Write Address Hold Time
Data Setup Time
Data Hold Time
Strobe Pulse Width
Strobe Access Time
Port Output Setup Time
40
40
A15–A8
CE
ALE
WR
AD7–AD0
STRA/STRB* (OUT)
PA7:0 / PB7:0
2887 ILL F27.1
5
1
2
6
3
4
5
6
11
9
7
8
10
ADDRESS
A0-A15
ADDRESS
A7-A0
DATA VALID
VALID NEW DATA
PREVIOUS DATA
NOTE: *Figure shows active HIGH strobes.
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X88C75JI Port Expander and E2 Memory
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X88C75LI 制造商:XICOR 制造商全稱:Xicor Inc. 功能描述:Port Expander and E2 Memory