cop8tab9 National Semiconductor Corporation, cop8tab9 Datasheet - Page 7

• Manufacturer Part Number: cop8tab9
• Description: 8-bit Cmos Flash Microcontroller With 2k Byte Or 4k Byte Memory
• Manufacturer: National Semiconductor Corporation

L0
L1
L2
L3
L4
L5
L6
L7
G0
G1
G2
G3
G4
G5
G6
G7
C0
C1
C2
C3
C4
C5
C6
C7
F0
F1
F2
F3
F4
F5
F6
F7
J0
J1
J2
J3
J4
J5
J6
J7
V
GND
CKI
RESET
CC
a. G1 operation as WDOUT is controlled by Option Register, bit 2.
Port
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
I
I
I
Alt. Function
MIWU/SDA
MIWU/SCL
WDOUT
MIWU
MIWU
MIWU
MIWU
MIWU
MIWU
MIWU
MIWU
MIWU
MIWU
MIWU
MIWU
MIWU
MIWU
CKO
T1B
T1A
INT
SO
SK
SI
Pinouts for 44-, 20- and 28-Pin Packages
a
7
Emulation
In System
RESET
Output
POUT
Mode
Clock
Input
GND
V
CC
44-Pin LLP
12
13
14
15
20
21
22
23
44
43
32
33
34
35
37
38
39
40
16
17
18
19
10
24
25
26
27
28
29
30
31
42
41
36
11
2
1
4
5
6
7
8
9
3
a
28-Pin SOIC
18
19
20
21
22
10
13
23
24
25
12
11
14
15
16
17
26
27
28
9
2
3
4
5
1
8
7
6
a
20-Pin SOIC
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12
13
14
15
16
17
18
19
10
20
11
9
8
7
1
2
3
6
5
4
a