as7c1024c Alliance Memory, Inc, as7c1024c Datasheet - Page 4

• Manufacturer Part Number: as7c1024c
• Description: 5v 128k X 8 Cmos Sram
• Manufacturer: Alliance Memory, Inc

12/5/06, v. 1.0
Key to switching waveforms
Read waveform 1 (address controlled)
Read waveform 2 (CE1, CE2, and OE controlled)
Read cycle (over the operating range)
Address
Current
Read cycle time
Address access time
Chip enable (CE1) access time
Chip enable (CE2) access time
Output enable (OE) access time
Output hold from address change
CE1 Low to output in low Z
CE2 High to output in low Z
CE1 Low to output in high Z
CE2 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
supply
D
D
CE1
CE2
OUT
OUT
OE
Rising input
t
CLZ1
Parameter
t
ACE1
t
PU
, t
CLZ2
,
tACE2
t
OE
t
50%
t
AA
OLZ
t
RC1
Alliance Memory
t
RC
3,9
Falling input
3,6,7,9
Data valid
3,6,8,9,12
t
t
t
t
t
t
t
t
t
t
t
t
t
t
RC
AA
ACE1
ACE2
OE
OH
CLZ1
CLZ2
CHZ1
CHZ2
OLZ
OHZ
PU
PD
Data valid
Symbol
®
t
OH
t
Min
AS7C1024C-12
Undefined/don’t care
PD
12
–
–
–
–
4
3
3
0
–
0
–
0
–
50%
t
CHZ1
t
OHZ
, t
CHZ2
Max
12
12
12
12
–
6
–
–
–
6
5
–
5
–
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
AS7C1024C
P. 4 of 9
4, 5, 12
4, 5, 12
4, 5, 12
4, 5, 12
4, 5, 12
4, 5, 12
Notes
3, 12
3, 12
4, 5
4, 5
3
5
I
I
CC
SB