cop87l88cf National Semiconductor Corporation, cop87l88cf Datasheet - Page 4

• Manufacturer Part Number: cop87l88cf
• Description: 8-bit Cmos Otp Microcontrollers With 16k Memory And A/d Converter
• Manufacturer: National Semiconductor Corporation

www.national.com
Connection Diagrams
Pinouts for 28-, 40-, and 44-Pin Packages
L0
L1
L2
L3
L4
L5
L6
L7
G0
G1
G2
G3
G4
G5
G6
G7
I0
I1
I2
I3
I4
I5
I6
I7
D0
D1
D2
D3
D4
D5
D6
D7
C0
C1
C2
C3
C4
C5
C6
C7
V
AGND
V
GND
CKI
RESET
REF
CC
Port
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
WDOUT
I/O
I/O
I/O
I/O
I
I/CKO
I
I
I
I
I
I
I
I
O
O
O
O
O
O
O
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
+V
AGND
Type
REF
MIWU
MIWU
MIWU
MIWU
MIWU
MIWU
MIWU
MIWU
INT
T1B
T1A
SO
SK
SI
HALT Restart
ACH0
ACH1
ACH2
ACH3
ACH4
ACH5
ACH6
ACH7
Alt. Fun
(Continued)
Alt. Fun
T2A
T2B
4
28-Pin Pack.
11
12
13
14
15
16
17
18
25
26
27
28
19
20
21
22
10
23
24
1
2
3
4
7
8
9
6
5
40-Pin Pack.
17
18
19
20
21
22
23
24
35
36
37
38
10
11
12
13
14
25
26
27
28
29
30
31
32
39
40
16
15
33
34
3
4
5
6
9
1
2
8
7
44-Pin Pack.
—
—
19
20
25
26
27
28
39
40
41
42
10
11
12
13
14
15
16
29
30
31
32
33
34
35
36
43
44
21
22
23
24
18
17
37
38
3
4
5
6
9
1
2
8
7