as7c33128pfs32a-166tqi Alliance Memory, Inc, as7c33128pfs32a-166tqi Datasheet - Page 4

• Manufacturer Part Number: as7c33128pfs32a-166tqi
• Description: 3.3v 128k 32/36 Pipeline Burst Synchronous Sram
• Manufacturer: Alliance Memory, Inc

Synchronous truth table
Key: X = Don’t Care, L = Low, H = High.
1
2 Q in flow through mode.
3
Recommended operating conditions
* V
† Input voltage ranges apply to 3.3V I/O operation. For 2.5V I/O operation, contact factory for input specifications.
See “Write enable truth table”on page 2 for more information.
For write operation following a READ,
Supply voltage
3.3V I/O supply
voltage
2.5V I/O supply
voltage
Input voltages
Ambient operating temperature
2/1/01
CE0
IL
H
H
H
H
H
H
H
X
X
X
X
X
X
L
L
L
L
L
L
L
L
L
min = –2.0V for pulse width less than 0.2 × t
Parameter
CE1
H
H
H
H
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
L
L
†
CE2
H
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
L
L
L
L
L
ADSP
H
H
H
H
H
H
H
H
H
H
H
X
X
X
X
X
X
X
L
L
L
L
OE
Address and
control pins
I/O pins
ADSC
must be HIGH before the input data set up time and held HIGH throughout the input hold time.
H
H
H
H
H
H
H
H
H
H
H
H
X
X
X
X
L
L
L
L
L
L
RC
.
ADV
H
H
H
H
H
H
X
X
X
X
X
X
X
X
X
X
L
L
L
L
L
L
Alliance Semiconductor
WEn
X
X
X
X
X
X
X
T
T
T
T
T
F
F
F
F
F
F
F
F
F
F
1
Symbol
V
V
V
V
V
V
V
V
V
V
DDQ
DDQ
T
SSQ
SSQ
DD
OE
IH
IH
SS
IL
IL
A
H
H
H
H
H
H
X
X
X
X
X
X
X
X
X
X
L
L
L
L
L
L
Address accessed
®
External
External
External
External
External
Current
Current
Current
Current
Current
Current
Next
Next
Next
Next
Next
Next
NA
NA
NA
NA
NA
3.135
3.135
–0.5
–0.5
2.35
Min
0.0
0.0
0.0
2.0
2.0
0
*
*
Nominal
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
CLK
3.3
0.0
3.3
0.0
2.5
0.0
–
–
–
–
–
Suspend write
Suspend write
Suspend read
Suspend read
Suspend read
Suspend read
Begin write
Cont. write
Cont. write
Operation
Begin read
Begin read
Begin read
Begin read
Cont. read
Cont. read
Cont. read
Cont. read
7C33128PFS32A
7C33128PFS36A
Deselect
Deselect
Deselect
Deselect
Deselect
V
V
DDQ
DD
Max
3.6
0.0
3.6
0.0
2.9
0.0
0.8
0.8
70
+ 0.3
+ 0.3
P. 4 of 11
Hi Z
Hi Z
Hi Z
Hi Z
Hi Z
Hi Z
Hi Z
Hi Z
Hi Z
Hi Z
Hi Z
Hi Z
Hi Z
DQ
Unit
D
Q
Q
Q
Q
D
D
D
D
V
V
V
V
V
3
C
2
2