GS71024 Datasheet, PDF (3/13 Pages) GSI Technology – 64K x 24 1.5Mb Asynchronous SRAM

GS71024T/U
Truth Table
CE1 CE2 OE WE V/S
Mode
H
X
X
X
X
Not selected
X
L
X
X
X
Not selected
L
H
L
H
H
Read using X/Y
L
H
L
H
L
Read using A15
L
H
X
L
H
Write using X/Y
L
H
X
L
L
Write using A15
L
H
H
H
X
Output disable
X: “H” or “L”
DQ0 to DQ23
High Z
High Z
Data Out
Data Out
Data In
Data In
High Z
V_DD Current
ISB1, ISB2
I_DD
Absolute Maximum Ratings
Parameter
Symbol
Rating
Unit
Supply Voltage
VDD
Input Voltage
VIN
Output Voltage
VOUT
Allowable TQFP power dissipation
PD
Allowable FPBGA power dissipation
PD
Storage temperature
T_STG
–0.5 to +4.6
V
–0.5 to V_DD + 0.5
V
(≤ 4.6 V max.)
–0.5 to V_DD + 0.5
V
(≤ 4.6 V max.)
1
W
1
W
–55 to 150
o_C
Note:
Permanent device damage may occur if Absolute Maximum Ratings are exceeded. Functional operation shall be restricted to Recommended
Operating Conditions. Exposure to higher than recommended voltages for extended periods of time could affect device reliability.
Rev: 1.05 11/2004
3/13
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
© 1999, GSI Technology