Semiconductor
SD42C/P1008
4Bit Single Chip Microcontroller
Description
The SD42C1008 is a microcomputer of the 4-bit single chip microcomputer SD42xx series
which can match an 8-bit microcomputer in the data processing capability.
The SD42C1008 can handle 1-bit, 4-bit, and 8-bit data as well as operates at high speed
(minimum instruction execution time : 0.95us) it contains a LCD pannel controller/driver.
Ordering Information
Type NO.
SD42C1008
Marking
SD42C1008
Package Code
QFP-80
Pin Configuration
P53/kS7
8
0
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
COM0
COM1
COM2
COM3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
2
5
BIAS
7
9
7
8
7
7
7
6
7
5
7
4
7
3
7
2
7
1
7
0
6
9
6
8
6
7
P52/kS6
6
6
RESETB
SEG5
P51/kS5
6
5
64
63
62
61
60
59
58
57
56
55
54
P50/kS4
P43/kS3
P42/kS2
P41/kS1
P40/kS0
X0
XI
TEST
XTO
XTI
V
D D
SEG11
SEG10
SEG9
SEG7
SEG8
SEG6
SEG4
SEG3
SEG2
SEG1
SEG0
SD42C1008
53
52
51
50
49
48
47
46
45
44
43
42
41
P33
5 3P 3 2
P31
P30
P13/BUZ
P12/SO
P11/SI
P10/SCK
P03/INT3
P02/INT2
P01/INT1
P00/INT0/TI0
P23
2
6
VLC0
2
7
VLC1
2
8
VLC2
2
9
P60
3
0
P61
3
1
P62
3
2
P63
3
3
SS
3
4
P80
3
5
P81
3
6
P82
3
7
P83
3
8
P20/CL
3
9
P21
4
0
P22
KSI-W029-000
V
1