TSC80251G2D
P1.5/CEX2/MISO
P1.6/CEX3/SCL/SCK/WAIT#
P1.7/A17/CEX4/SDA/MOSI/WCLK
1
2
3
4
5
6
7
8
33
32
31
30
29
28
27
26
25
24
23
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
EA#/VPP
NMI
ALE/PROG#
PSEN#
P2.7/A15
P2.6/A14
P2.5/A13
RST
P3.0/RXD
AWAIT#
P3.1/TXD
P3.2/INT0#
P3.3/INT1#
P3.4/T0
TSC80251G2D
9
10
11
P3.5/T1
Figure 4. TSC80251G2D 44-pin VQFP Package
Table 1. TSC80251G2D Pin Assignment
DIP PLCC VQFP
Name
DIP PLCC VQFP
Name
1
2
39
40
41
42
43
44
1
VSS1
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
VSS2
1
2
P1.0/T2
21
22
23
24
25
26
27
28
29
30
P2.0/A8
3
P1.1/T2EX
P1.2/ECI
P2.1/A9
3
4
P2.2/A10
P2.3/A11
P2.4/A12
P2.5/A13
P2.6/A14
P2.7/A15
PSEN#
4
5
P1.3/CEX0
P1.4/CEX1/SS#
5
6
6
7
P1.5/CEX2/MISO
7
8
2
P1.6/CEX3/SCL/SCK/WAIT#
8
9
3
P1.7/A17/CEX4/SDA/MOSI/WCLK
9
10
11
12
13
14
15
16
17
18
19
20
21
22
4
RST
10
5
P3.0/RXD
AWAIT#
P3.1/TXD
P3.2/INT0#
P3.3/INT1#
P3.4/T0
ALE/PROG#
NMI
6
11
12
13
14
15
16
17
18
19
20
7
31
32
33
34
35
36
37
38
39
40
EA#/VPP
P0.7/AD7
P0.6/AD6
P0.5/AD5
P0.4/AD4
P0.3/AD3
P0.2/AD2
P0.1/AD1
P0.0/AD0
VDD
8
9
10
11
12
13
14
15
16
P3.5/T1
P3.6/WR#
P3.7/A16/RD#
XTAL2
XTAL1
VSS
Rev. A - May 7, 1999
5
TEMIC [ TEMIC SEMICONDUCTORS ]
