IS62C51216AL Integrated Silicon Solution, Inc., IS62C51216AL Datasheet - Page 7

• Manufacturer Part Number: IS62C51216AL
• Description: 512k X 16 Low Voltage, Ultra Low Power Cmos Static Ram
• Manufacturer: Integrated Silicon Solution, Inc.

IS62C51216AL, IS65C51216AL
READ CYCLE SWITCHING CHARACTERISTICS
Notes:
1. Test conditions assume signal transition times of 5 ns or less, timing reference levels of 0.9V/1.5V, input pulse levels of 0.4 to
2. Tested with the load in Figure 2. Transition is measured ±500 mV from steady-state voltage. Not 100% tested.
AC WAVEFORMS
READ CYCLE NO. 1
Integrated Silicon Solution, Inc. — www.issi.com —
Rev. 00A
02/01/08
Symbol
ADDRESS
t
t
t
t
t
t
t
t
t
t
t
t
V
rc
aa
oHa
acs1/
doe
Hzoe
Lzoe
Hzcs1/
Lzcs1/
ba
Hzb
Lzb
dd
D
-0.2V/0.4V to V
Q0-D15
(2)
(2)
t
acs2
t
t
Lzcs2
Hzcs2
(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
LB, UB Access Time
LB, UB to High-Z Output
LB, UB to Low-Z Output
dd
-0.3V and output loading specified in Figure 1.
PREVIOUS DATA VALID
(1,2)
(Address Controlled) (CS1 = OE = V
t
OHA
Min.
45
10
10
—
—
—
—
—
5
0
0
0
45 ns
1-800-379-4774
Max.
45
45
20
15
15
45
15
—
—
—
—
—
t
(1)
AA
t
(Over Operating Range)
RC
IL
, cs2 = WE = V
Min.
55
10
10
—
—
—
—
—
5
0
0
0
55 ns
Max.
55
55
25
20
20
55
20
—
—
—
—
—
DATA VALID
IH
, UB or LB = V
t
OHA
Min.
70
10
10
—
—
—
—
—
5
0
0
0
70 ns
IL
Max.
)
70
70
35
25
25
70
25
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
7