CAT28F512 CATALYST [Catalyst Semiconductor], CAT28F512 Datasheet - Page 2

• Manufacturer Part Number: CAT28F512
• Description: 512K-Bit CMOS Flash Memory
• Manufacturer: CATALYST [Catalyst Semiconductor]

CAT28F512
Doc. No. 25042-00 2/98 F-1
PIN CONFIGURATION
V PP
V SS
I/O 0
I/O 1
I/O 2
A 15
A 12
NC
A 7
A 6
A 5
A 4
A 3
A 2
A 1
A 0
DIP Package (P)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V CC
WE
N/C
A 14
A 13
A 8
A 9
A 11
OE
A 10
CE
I/O 7
I/O 6
I/O 5
I/O 4
I/O 3
V CC
V PP
V SS
I/O 7
I/O 6
I/O 5
I/O 4
I/O 3
I/O 2
I/O 1
I/O 0
A 13
A 14
A 15
A 12
A 10
A 11
WE
OE
NC
NC
CE
A 0
A 1
A 2
A 3
A 9
A 8
A 7
A 6
A 5
A 4
I/O 0
A 7
A 6
A 5
A 4
A 3
A 2
A 1
A 0
5
6
7
8
9
10
11
12
13
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
14 15 16 17 18 19 20
PLCC Package (N)
4
TSOP Package (Standard Pinout 8mm x 20mm) (T)
3
2
1 32 31 30
TSOP Package (Reverse Pinout) (TR)
29
28
27
26
25
24
23
22
21
28F512 F01
A 14
A 13
A 8
A 9
A 11
OE
A 10
CE
I/O 7
2
PIN FUNCTIONS
Pin Name
A
I/O
CE
OE
WE
V
V
V
0
CC
SS
PP
–A
0
–I/O
15
7
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
Type
Input
Input
Input
Input
I/O
OE
A 10
CE
I/O 7
I/O 6
I/O 5
I/O 4
I/O 3
V SS
I/O 2
I/O 1
I/O 0
A 0
A 1
A 2
A 3
A 11
A 9
A 8
A 13
A 14
NC
WE
V CC
V PP
NC
A 15
A 12
A 7
A 6
A 5
A 4
Address Inputs for
memory addressing
Data Input/Output
Chip Enable
Output Enable
Write Enable
Voltage Supply
Ground
Program/Erase
Voltage Supply
Function
Preliminary
28F512 F03