IS61SP25616
IS61SP25618
READ/WRITE CYCLE SWITCHING CHARACTERISTICS
(Over Operating Range)
-
166
ISSI
Min.
—
6
2.4
2.4
—
3
0
1.5
—
0
0
2
2
2
2
2
2
0.5
0.5
0.5
0.5
0.5
Max.
166
—
—
—
3.5
—
—
3.5
3.5
—
—
3.5
—
—
—
—
—
—
—
—
—
—
-150
Min. Max.
—
6.7
2.6
2.6
—
3
0
1.5
—
0
0
2
2
2
2
2
2
0.5
0.5
0.5
0.5
0.5
150
—
—
—
3.8
—
—
3.5
3.5
—
—
3.5
—
—
—
—
—
—
—
—
—
—
-133
Min. Max.
—
7.5
2.8
2.8
—
3
0
1.5
—
0
0
2
2
2
2
2
2
0.5
0.5
0.5
0.5
0.5
133
—
—
—
4
—
—
3.5
3.8
—
—
3.8
—
—
—
—
—
—
—
—
—
—
-5
Min.
—
10
3
3
—
3
0
1.5
—
0
0
2
2
2
2
2
2
0.5
0.5
0.5
0.5
0.5
Max.
100
—
—
—
5
—
—
3.5
5
—
—
5
—
—
—
—
—
—
—
—
—
—
®
Symbol
f
MAX
(3)
t
KC
(3)
t
KH
t
KL
(3)
t
KQ
(3)
t
KQX
(1)
t
KQLZ
(1,2)
t
KQHZ
(1,2)
t
OEQ
(3)
t
OEQX
(1)
t
OELZ
(1,2)
t
OEHZ
(1,2)
t
AS
(3)
t
SS
(3)
t
WS
(3)
t
CES
(3)
t
AVS
(3)
t
AH
(3)
t
SH
(3)
t
WH
(3)
t
CEH
(3)
t
AVH
(3)
Parameter
Clock Frequency
Cycle Time
Clock High Time
Clock Low Time
Clock Access Time
Clock High to Output Invalid
Clock High to Output Low-Z
Clock High to Output High-Z
Output Enable to Output Valid
Output Disable to Output Invalid
Output Enable to Output Low-Z
Output Disable to Output High-Z
Address Setup Time
Address Status Setup Time
Write Setup Time
Chip Enable Setup Time
Address Advance Setup Time
Address Hold Time
Address Status Hold Time
Write Hold Time
Chip Enable Hold Time
Address Advance Hold Time
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Note:
1. Guaranteed but not 100% tested. This parameter is periodically sampled.
2. Tested with load in Figure 2.
3. Tested with load in Figure 1.
Integrated Silicon Solution, Inc. — 1-800-379-4774
Rev. A
04/17/01
9
ISSI [ INTEGRATED SILICON SOLUTION, INC ]
