gs74104a GSI Technology, gs74104a Datasheet - Page 5

• Manufacturer Part Number: gs74104a
• Description: 4mb Asynchronous Sram
• Manufacturer: GSI Technology

AC Test Conditions
AC Characteristics
Read Cycle
* These parameters are sampled and are not 100% tested.
Rev: 1.07 2/2009
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Notes:
1.
2.
3.
Include scope and jig capacitance.
Test conditions as specified with output loading as shown in Fig. 1
unless otherwise noted.
Output load 2 for t
Output disable to output in High Z (OE)
Output enable to output in low Z (OE)
Chip disable to output in High Z (CE)
Chip enable to output in low Z (CE)
Output reference level
Output enable to output valid (OE)
Output hold from address change
Input reference level
Chip enable access time (CE)
Input high level
Input low level
Input rise time
Parameter
Input fall time
Output load
Address access time
Read cycle time
Parameter
LZ
, t
HZ
, t
OLZ
and t
OHZ
Conditions
V
V
tr = 1 V/ns
tf = 1 V/ns
Fig. 1& 2
IH
IL
1.4 V
1.4 V
= 0.4 V
= 2.4 V
Symbol
t
t
t
t
OLZ
OHZ
t
t
t
t
t
HZ
LZ
RC
AA
AC
OE
OH
*
*
5/11
*
*
Min
—
—
—
—
—
8
3
3
0
-8
Max
3.5
3.5
—
—
—
—
8
8
4
Min
10
DQ
—
—
—
—
—
3
3
0
-10
DQ
Max
10
10
—
—
—
—
4
5
4
Output Load 1
Output Load 2
5pF
Min
VT = 1.4 V
12
—
—
—
—
—
3
3
0
1
3.3 V
© 2001, GSI Technology
-12
50Ω
GS74104ATP/J
589Ω
434Ω
Max
12
12
—
—
—
—
5
6
5
30pF
1
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns