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AS7C1025 Datasheet(PDF) 5 Page - Alliance Semiconductor Corporation

Part No. AS7C1025
Description  5V/3.3V 128K x8 CMOS SRAM (Revolutionary pinout)
Download  9 Pages
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Maker  ALSC [Alliance Semiconductor Corporation]
Homepage  http://www.alsc.com
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AS7C1025 Datasheet(HTML) 5 Page - Alliance Semiconductor Corporation

   
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®
AS7C1025
AS7C31025
3/23/01; v.1.0
Alliance Semiconductor
P. 5 of 9
Write cycle (over the operating range)11
Shaded areas contain advance information.
Write waveform 1 ( WE controlled)10,11
Write waveform 2 (CE controlled)10,11
Parameter
Symbol
-12
-15
-20
Unit
Notes
Min
Max
Min
Max
Min
Max
Write cycle time
tWC
12
15
20
ns
Chip enable (CE) to write end
tCW
8–
12
12
ns
Address setup to write end
tAW
8–
12
12
ns
Address setup time
tAS
0–0
0
ns
Write pulse width
tWP
8–9
12
ns
Address hold from end of write
tAH
0–0
0
ns
Data valid to write end
tDW
6–8
12
ns
Data hold time
tDH
0
0
0
ns
4, 5
Write enable to output in high Z
tWZ
5
5
5
ns
4, 5
Output active from write end
tOW
3
3
3
ns
4, 5
tAW
tAH
tWC
Address
WE
DOUT
tDH
tOW
tDW
tWZ
tWP
tAS
Data valid
DIN
tAW
Address
CE
WE
DOUT
tCW
tWP
tDW
tDH
tAH
tWZ
tWC
tAS
Data valid
DIN


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