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AS7C1028 Datasheet(PDF) 4 Page - Alliance Semiconductor Corporation

Part # AS7C1028
Description  5V 256K X 4 CMOS SRAM (Common I/O)
PDF  8 Pages
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Manufacturer  ALSC [Alliance Semiconductor Corporation]
Direct Link  https://www.alliancememory.com
Logo ALSC - Alliance Semiconductor Corporation

AS7C1028 Datasheet(HTML) 4 Page - Alliance Semiconductor Corporation

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AS7C1028
12/5/06; V.1.0
Alliance Memory
P. 4 of 8
®
Read cycle (over the operating range)3,9
Key to switching waveforms
Read waveform 1 (address controlled)3,6,7,9
Read waveform 2 (CE controlled)3,6,8,9
Parameter
Symbol
AS7C1028-12
Unit
Notes
Min
Max
Read cycle time
tRC
12
–
ns
Address access time
tAA
–12
ns
3
Chip enable (CE) access time
tACE
–12
ns
3
Output enable (OE) access time
tOE
–6
ns
Output hold from address change
tOH
4–
ns
5
CE LOW to output in low Z
tCLZ
3
–
ns
4, 5
CE HIGH to output in high Z
tCHZ
0
6
ns
4, 5
OE LOW to output in low Z
tOLZ
0
–
ns
4, 5
OE HIGH to output in high Z
tOHZ
0
5
ns
4, 5
Power up time
tPU
0
–
ns
4, 5
Power down time
tPD
–12
ns
4, 5
Undefined output/don’t care
Falling input
Rising input
Address
Dout
Data valid
tOH
tAA
tRC
Supply
current
CE
OE
Dout
tRC
1
tOE
tOLZ
tACE
tCHZ
tCLZ
tPU
tPD
ICC
ISB
50%
50%
tOHZ
Data valid



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