TN83C251TQ Ver la hoja de datos (PDF) - Intel
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TN83C251TQ Datasheet PDF : 34 Pages
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8xC251TA/TB/TP/TQ HIGH-PERFORMANCE CHMOS MICROCONTROLLER
PLCC
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Table 4. 8xC251TA/TB/TP/TQ Pin Assignment
DIP
Name
VSS1
1
P1.0/T2
2
P1.1/T2EX
3
P1.2/ECI/RXD1
4
P1.3/CEX0/TXD1
5
P1.4/CEX1
6
P1.5/CEX2
7
P1.6/CEX3/WAIT#
8
P1.7/CEX4/A17/WCLK
9
RST
10 P3.0/RXD
VCC2
11 P3.1/TXD
12 P3.2/INT0#
13 P3.3/INT1#
14 P3.4/T0
15 P3.5/T1
16 P3.6/WR#
17 P3.7/RD#/A16
18 XTAL2
19 XTAL1
20
VSS
PLCC
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
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44
DIP
Name
VSS2
21 A8/P2.0
22 A9/P2.1
23 A10/P2.2
24 A11/P2.3
25
A12/P2.4
26 A13/P2.5
27 A14/P2.6
28 A15/P2.7
29 PSEN#
30 ALE
VSS2
31 EA#
32 AD7/P0.7
33 AD6/P0.6
34 AD5/P0.5
35 AD4/P0.4
36 AD3/P0.3
37 AD2/P0.2
38 AD1/P0.1
39 AD0/P0.0
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VCC
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ADVANCE INFORMATION
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