AS7C1025A ALSC [Alliance Semiconductor Corporation], AS7C1025A Datasheet - Page 4

• Manufacturer Part Number: AS7C1025A
• Description: 5V/3.3V 128K X 8 CMOS SRAM (Revolutionary pinout)
• Manufacturer: ALSC [Alliance Semiconductor Corporation]

Read cycle (over the operating range)
Key to switching waveforms
Read waveform 1 (address controlled)
Read waveform 2 (CE and OE controlled)
Read cycle time
Address access time
Chip enable (CE) access time
Output enable (OE) access time
Output hold from address change
CE
CE Low to output in high Z
OE Low to output in low Z
OE High to output in high Z
Power up time
Power down time
Address
2/6/01; V.0.9
current
Supply
Low t
D
D
OUT
OUT
OE
CE
o output in low Z
Parameter
Rising input
t
t
PU
CLZ
t
ACE
Symbol
t
t
t
OE
t
t
t
t
t
t
OHZ
t
t
CHZ
t
50%
ACE
CLZ
OLZ
t
OH
t
RC
AA
OE
PU
PD
AA
OLZ
t
3,9
RC1
3,6,7,9
Alliance Semiconductor
t
RC
Falling input
Min Max Min Max Min Max
3,6,8,9
10
–
–
–
2
0
–
0
–
0
–
-10
10
10
10
–
3
–
–
3
–
3
–
Data valid
12
–
–
–
3
0
–
0
–
0
–
Data valid
-12
®
12
12
12
–
3
–
–
3
–
3
–
t
OH
15
–
–
–
3
0
–
0
–
0
–
-15
t
Undefined/don’t care
PD
50%
t
t
15
15
15
OHZ
CHZ
–
4
–
–
4
–
4
–
Min
20
–
–
–
3
0
–
0
–
0
–
-20
Max
20
20
20
–
5
–
–
5
–
5
–
Unit
AS7C31025A
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
AS7C1025A
P. 4 of 8
Notes
4, 5
4, 5
4, 5
4, 5
4, 5
4, 5
3
3
5
I
I
CC
SB