IS61C64AL Integrated Silicon Solution, Inc., IS61C64AL Datasheet - Page 2

• Manufacturer Part Number: IS61C64AL
• Description: 8k X 8 High-speed Cmos Static Ram
• Manufacturer: Integrated Silicon Solution, Inc.

IS61C64AL
TRUTH TABLE
2
PIN CONFIGURATION
28-Pin SOJ
PIN DESCRIPTIONS
A0-A12
CE
OE
WE
I/O0-I/O7
NC
V
GND
Mode
Not Selected
(Power-down)
Output Disabled
Read
Write
DD
GND
I/O0
I/O1
I/O2
A12
NC
A7
A6
A5
A4
A3
A2
A1
A0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Address Inputs
Chip Enable 1 Input
Output Enable Input
Write Enable Input
Input/Output
No Connect
Power
Ground
WE
WE
WE
WE
WE
H
H
X
L
28
27
26
25
24
23
22
21
20
19
18
17
16
15
CE
CE
CE
CE
CE
H
L
L
L
VDD
WE
NC
A8
A9
A11
OE
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
OE
OE
OE
OE
OE
H
X
X
L
I/O Operation
High-Z
High-Z
D
D
PIN CONFIGURATION
28-Pin TSOP (Type 1)
OUT
IN
VDD
A11
A12
WE
OE
NC
NC
A9
A8
A7
A6
A5
A4
A3
V
22
23
24
25
26
27
28
1
2
3
4
5
6
7
DD
I
SB
Current
1
I
I
I
CC
CC
CC
, I
Integrated Silicon Solution, Inc. — 1-800-379-4774
SB
2
ISSI
21
20
19
18
17
16
15
14
13
12
11
10
9
8
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
GND
I/O2
I/O1
I/O0
A0
A1
A2
10/23/06
Rev. B
®