IS62/65WV2568DALL ISSI [Integrated Silicon Solution, Inc], IS62/65WV2568DALL Datasheet - Page 6

• Manufacturer Part Number: IS62/65WV2568DALL
• Description: 256K x 8 LOW VOLTAGE, ULTRA LOW POWER CMOS STATIC RAM
• Manufacturer: ISSI [Integrated Silicon Solution, Inc]

IS62/65WV2568DALL, IS62/65WV2568DBLL
AC WAVEFORMS
READ CYCLE NO. 1
6
READ CYCLE SWITCHING CHARACTERISTICS
Notes:
1. Test conditions and output loading conditions are specified in the AC Test Conditions and AC Test Loads (Figure 1).
2. Tested with the load in Figure 2. Transition is measured ±500 mV from steady-state voltage. Not 100% tested.
Symbol
t
t
t
t
t
t
t
t
t
rc
AA
ohA
AcS
Doe
hzoe
Lzoe
hzcS
LzcS
ADDRESS
1
1
(2)
/t
1
(2)
/t
/t
AcS
LzcS
hzcS
D
2
OUT
2
2
(2)
(2)
Parameter
Read Cycle Time
Address Access Time
Output Hold Time
CS1/CS2 Access Time
OE Access Time
OE to High-Z Output
OE to Low-Z Output
CS1/CS2 to High-Z Output
CS1/CS2 to Low-Z Output
(1,2)
PREVIOUS DATA VALID
(Address Controlled) (CS1 = OE = V
t
OHA
Min.
35
10
10
—
—
—
—
5
0
35ns
(1)
(Over Operating Range)
t
AA
IL
Max.
Integrated Silicon Solution, Inc. — www.issi.com
, cS2 = WE = V
35
35
15
10
10
—
—
—
—
t
RC
Min.
45
10
10
—
—
—
—
5
0
45ns
Ih
Max.
45
45
20
15
15
—
—
—
—
)
DATA VALID
Min.
55
—
10
—
—
—
10
5
0
t
OHA
55ns
Max.
55
55
25
20
20
—
—
—
—
Unit
02/09/2012
ns
ns
ns
ns
ns
ns
ns
ns
ns
Rev. A