IS61LV25616AL
TRUTH TABLE
Mode
Not Selected
Output Disabled
Read
Write
WE
X
H
X
H
H
H
L
L
L
CE
H
L
L
L
L
L
L
L
L
OE
X
H
X
L
L
L
X
X
X
LB
X
X
H
L
H
L
L
H
L
UB
X
X
H
H
L
L
H
L
L
I/O PIN
I/O0-I/O7
I/O8-I/O15
High-Z
High-Z
High-Z
D
out
High-Z
D
out
D
In
High-Z
D
In
High-Z
High-Z
High-Z
High-Z
D
out
D
out
High-Z
D
In
D
In
V
DD
Current
I
sb
1
, I
sb
2
I
cc
I
cc
I
cc
PIN CONFIGURATIONS
44-Pin TSOP (Type II) and SOJ
PIN DESCRIPTIONS
A0-A17
I/O0-I/O15
CE
OE
WE
LB
UB
NC
V
DD
GND
Address Inputs
Data Inputs/Outputs
Chip Enable Input
Output Enable Input
Write Enable Input
Lower-byte Control (I/O0-I/O7)
Upper-byte Control (I/O8-I/O15)
No Connection
Power
Ground
A0
A1
A2
A3
A4
CE
I/O0
I/O1
I/O2
I/O3
VDD
GND
I/O4
I/O5
I/O6
I/O7
WE
A5
A6
A7
A8
A9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
A17
A16
A15
OE
UB
LB
I/O15
I/O14
I/O13
I/O12
GND
VDD
I/O11
I/O10
I/O9
I/O8
NC
A14
A13
A12
A11
A10
2
Integrated Silicon Solution, Inc. — www.issi.com —
1-800-379-4774
Rev. F
12/15/2011
ISSI [ INTEGRATED SILICON SOLUTION, INC ]
