AS7C1025 ALSC [Alliance Semiconductor Corporation], AS7C1025 Datasheet - Page 4

• Manufacturer Part Number: AS7C1025
• Description: 5V/3.3V 128K x8 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)
3/23/01; v.1.0
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
current
Supply
D
D
Low t
OUT
OUT
OE
CE
o output in low Z
Rising input
Parameter
t
t
PU
CLZ
t
ACE
t
OE
t
50%
t
AA
Symbol
OLZ
t
t
t
t
t
t
OHZ
t
t
t
t
CHZ
t
OLZ
ACE
CLZ
OH
AA
OE
PU
RC
PD
t
Alliance Semiconductor
RC1
3,9
3,6,7,9
t
RC
Falling input
3,6,8,9
Min
12
–
–
–
3
0
–
0
–
0
–
-12
Data valid
Max
12
12
12
6
3
3
–
–
–
–
–
Data valid
®
Min
15
–
–
–
3
0
–
0
–
0
–
-15
t
OH
Max
15
15
15
–
7
–
–
4
–
4
–
t
Undefined/don’t care
PD
50%
t
t
OHZ
CHZ
Min
20
–
–
–
3
0
–
0
–
0
–
-20
Max
20
20
20
–
8
–
–
5
–
5
–
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
AS7C31025
AS7C1025
P. 4 of 9
Notes
4, 5
4, 5
4, 5
4, 5
4, 5
4, 5
3
3
5
I
I
CC
SB