SyncMOS Technologies Inc.
May 2001
SM8051/80952
Pin Configurations
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
#EA
P1.1
P1.0
NC
VDD
P0.0/AD0
P0.1/AD1
P2.7/A15
P0.2/AD2
P0.3/AD3
P1.4
P1.3
P1.2
6
5
4
3
2
1 44 43 42 41 40
P1.5
P1.6
P1.7
RES
RXD/P3.0
NC
TXD/P3.1
#INT0/P3.2
#INT1/P3.3
T0/P3.4
T1/P3.5
7
8
9
10
11
12
13
39
38
37
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
#EA
NC
ALE
#PSEN
P2.7/A15
P2.6/A14
P2.5/A13
AD3/P0.3
AD2/P0.2
AD1/P0.1
AD0/P0.0
VDD
NC
P1.0
P1.1
P1.2
P1.3
P1.4
34
35
36
37
38
39
40
41
42
43
44
33 32 31 30 29 28 27 26 25 24 23
22
21
20
19
18
17
16
15
14
13
12
1
2
3
4
5
6
7
8
9
10 11
P2.6/A14
P2.5/A13
#PSEN
NC
ALE
P2.4/A12
P2.3/A11
P2.2/A10
P2.1/A9
P2.0/A8
NC
VSS
XAL1
XAL2
P3.7/#RD
P3.6/#WR
SM8051/8052 ihhJ
44L PLCC
(Top View)
36
35
34
33
32
31
30
29
SM8051/8052
inhQ
44L QFP
(Top View)
14
15
16
17
18 19 20 21 22 23 24 25 26 27 28
#WR/P3.6
#RD/P3.7
XTAL2
XTAL1
VSS
A10/P2.2
A11/P2.3
A12/P2.4
A8/P2.0
A9/P2.1
NC
#INT0/P3.2
P1.5
P1.6
P1.7
RES
RXD/P3.0
TXD/P3.1
#INT1/P3.3
T0/P3.4
NC
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
RES
RXD/P3.0
TXD/P3.1
#INT/P3.2
#INT1/P3.3
T0/P3.4
T1/P3.5
#WR/P3.6
#RD/P3.7
XTAL2
XTAL1
VSS
1
2
3
4
5
6
7
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
VDD
P0.0/AD0
P0.1/AD1
P0.2/AD2
P0.3/AD3
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
#EA
ALE
#PSEN
P2.7/A15
P2.6/A14
P2.5/A13
P2.4/A12
P2.3/A11
P2.2/A10
P2.1/A9
P2.0/A8
8
9
10
11
12
13
14
15
16
17
18
19
20
Specifications subject to change without notice,contact your sales representatives for the most recent information.
2/16
Ver 1.1
SM8051/8052 07/2005
T1/P3.5
SM8051/8052ihhP
40L PDIP
(Top View)
SYNCMOS [ SYNCMOS TECHNOLOGIES,INC ]
