CAT28C64B
PIN CONFIGURATION
DIP Package (P, L)
SOIC Package (J, W) (K, X)
NC
1
28
27
26
25
24
23
22
21
20
19
18
17
16
15
V
CC
WE
NC
1
28
27
26
25
24
23
22
21
20
19
18
17
16
15
V
CC
WE
A
2
12
A
2
12
A
A
3
NC
7
6
5
4
3
2
1
0
0
1
2
A
3
NC
7
6
5
4
3
2
1
0
0
1
2
4
A
A
A
8
A
4
A
A
A
8
A
5
9
A
5
9
A
6
11
A
6
11
A
7
OE
A
A
7
OE
A
A
8
10
A
8
10
A
9
CE
A
9
CE
I/O
A
10
11
12
13
14
I/O
7
A
10
11
12
13
14
7
I/O
I/O
I/O
V
I/O
I/O
I/O
I/O
6
5
4
3
I/O
I/O
I/O
V
I/O
I/O
I/O
I/O
6
5
4
3
SS
SS
TSOP Package (8mm x 13.4mm) (T13, H13)
PLCC Package (N, G)
28
27
26
25
24
23
22
21
20
19
18
17
16
15
OE
1
2
3
4
5
6
7
8
A
10
A
A
A
NC
CE
I/O
I/O
I/O
I/O
I/O
11
9
8
4
3 2 1 32 31 30
7
6
5
4
3
5
6
7
8
9
29
28
27
26
25
24
23
22
21
A
A
A
A
A
A
A
A
A
A
6
5
4
3
2
1
0
8
9
WE
11
V
CC
NC
NC
OE
GND
TOP VIEW
A
A
9
I/O
I/O
1
I/O
12
7
2
10
11
12
13
14
10
11
12
13
A
10
A
A
A
A
6
5
4
3
0
CE
A
0
A
1
A
2
NC
I/O
7
I/O
I/O
0
6
14 15 16 17 18 19 20
PIN FUNCTIONS
Pin Name
Function
Address Inputs
Pin Name
WE
Function
Write Enable
5 V Supply
A0–A12
I/O0–I/O7
CE
Data Inputs/Outputs
Chip Enable
VCC
VSS
Ground
OE
Output Enable
NC
No Connect
Doc. No. 1011, Rev. F
2