is64wv5128bls Integrated Silicon Solution, Inc., is64wv5128bls Datasheet - Page 10

• Manufacturer Part Number: is64wv5128bls
• Description: 512k X 8 High-speed Asynchronous Cmos Static Ram
• Manufacturer: Integrated Silicon Solution, Inc.

IS61WV5128ALL/ALS, IS61WV5128BLL/BLS
IS64WV5128BLL/BLS
READ CYCLE SWITCHING CHARACTERISTICS
Notes:
1. Test conditions assume signal transition times of 1.5 ns or less, timing reference levels of 1.25V, input pulse levels of 0.4V to
2. Tested with the load in Figure 1b. Transition is measured ±500 mV from steady-state voltage. Not 100% tested.
3. Not 100% tested.
10
Symbol
t
t
t
t
t
t
t
t
t
t
t
rC
AA
ohA
ACe
doe
hzoe
lzoe
hzCe
lzCe
Pu
Pd
V
dd
-0.3V and output loading specified in Figure 1a.
(2)
(2)
(2)
(2
Parameter
Read Cycle Time
Address Access Time
Output Hold Time
CE Access Time
OE Access Time
OE to High-Z Output
OE to Low-Z Output
CE to High-Z Output
CE to Low-Z Output
Power Up Time
Power Down Time
Min. Max.
2.5
20
—
—
—
—
0
0
0
3
0
-20 ns
20
20
20
—
—
—
—
—
8
8
8
(1)
(Over Operating Range)
Integrated Silicon Solution, Inc. — www.issi.com
Min. Max.
25
10
—
—
—
—
4
0
0
0
0
-25 ns
25
25
12
25
—
—
—
—
—
8
8
Min.
35
10
—
—
—
—
4
0
0
0
0
-35 ns
Max.
35
35
15
10
10
35
—
—
—
—
—
03/04/2008
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Rev. G