IS63LV1024L
READ CYCLE SWITCHING CHARACTERISTICS
(1)
(Over Operating Range)
Symbol
Parameter
Read Cycle Time
Address Access Time
Output Hold Time
CE
Access Time
OE
Access Time
-8 ns
Min.
Max.
8
—
2
—
—
0
0
3
0
0
—
—
8
—
8
4
—
4
—
4
—
8
-10 ns
Min.
Max.
10
—
2
—
—
0
0
3
0
0
—
—
10
—
10
5
—
5
—
5
—
10
ISSI
-12 ns
Min.
Max.
12
—
2
—
—
0
0
3
0
0
—
—
12
—
12
6
—
6
—
6
—
12
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
®
t
RC
t
AA
t
OHA
t
ACE
t
DOE
t
LZOE
(2)
OE
to Low-Z Output
t
HZOE
(2)
OE
to High-Z Output
t
LZCE
(2)
CE
to Low-Z Output
t
HZCE
(2)
CE
to High-Z Output
t
PU
t
PD
CE
to Power Up Time
CE
to Power Down Time
Notes:
1. Test conditions assume signal transition times of 3 ns or less, timing reference levels of 1.5V, input pulse levels of 0 to 3.0V and C1
output loading specified in Figure 1.
2. Tested with the C2 load in Figure 1. Transition is measured ±500 mV from steady-state voltage. Not 100% tested.
AC TEST CONDITIONS
Parameter
Input Pulse Level
Input Rise and Fall Times
Input and Output Timing
and Reference Levels
Output Load
Unit
0V to 3.0V
3 ns
1.5V
See Figures 1a and 1b
AC TEST LOADS
317
Ω
Z
OUT
= 50
Ω
OUTPUT
50
Ω
V
T
= 1.5V
Figure 1
Figure 2
3.3V
OUTPUT
5 pF
Including
jig and
scope
351
Ω
Integrated Silicon Solution, Inc. — www.issi.com —
1-800-379-4774
Rev. B
08/07/02
5
ISSI [ INTEGRATED SILICON SOLUTION, INC ]
