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P8052AH
MCS-51 8-bit Control-Oriented Microcontrollers, 8K x 8 masked ROM, 256 x 8 RAM, 3x 16-bit timers / event counters, 12MHz, DIP-40
Schematic Symbol
Pin Configuration (40 pins)
| Pin | Name | Type |
|---|---|---|
| 3 | P1.2 | bidirectional |
| 1 | P1.0/T2 | bidirectional |
| 2 | P1.1/T2EX | bidirectional |
| 4 | P1.3 | bidirectional |
| 5 | P1.4 | bidirectional |
| 6 | P1.5 | bidirectional |
| 7 | P1.6 | bidirectional |
| 8 | P1.7 | bidirectional |
| 9 | RST | input |
| 10 | P3.0/RXD | bidirectional |
| 11 | P3.1/TXD | bidirectional |
| 12 | P3.2/~{INT0} | bidirectional |
| 13 | P3.3/~{INT1} | bidirectional |
| 14 | P3.4/T0 | bidirectional |
| 15 | P3.5/T1 | bidirectional |
| 16 | P3.6/~{WR} | bidirectional |
| 17 | P3.7/~{RD} | bidirectional |
| 18 | XTAL2 | output |
| 19 | XTAL1 | input |
| 20 | VSS | power_in |
| 21 | P2.0/A8 | bidirectional |
| 22 | P2.1/A9 | bidirectional |
| 23 | P2.2/A10 | bidirectional |
| 24 | P2.3/A11 | bidirectional |
| 25 | P2.4/A12 | bidirectional |
| 26 | P2.5/A13 | bidirectional |
| 27 | P2.6/A14 | bidirectional |
| 28 | P2.7/A15 | bidirectional |
| 29 | ~{PSEN} | output |
| 30 | ALE | output |
| 31 | ~{EA} | input |
| 32 | P0.7/AD7 | bidirectional |
| 33 | P0.6/AD6 | bidirectional |
| 34 | P0.5/AD5 | bidirectional |
| 35 | P0.4/AD4 | bidirectional |
| 36 | P0.3/AD3 | bidirectional |
| 37 | P0.2/AD2 | bidirectional |
| 38 | P0.1/AD1 | bidirectional |
| 39 | P0.0/AD0 | bidirectional |
| 40 | VCC | power_in |
Footprint
ConfirmedPackage_DIP/DIP-40_W15.24mm
Pad Layout
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
Pads (40)
| Number | Type |
|---|---|
| 1 | thru hole |
| 2 | thru hole |
| 3 | thru hole |
| 4 | thru hole |
| 5 | thru hole |
| 6 | thru hole |
| 7 | thru hole |
| 8 | thru hole |
| 9 | thru hole |
| 10 | thru hole |
| 11 | thru hole |
| 12 | thru hole |
| 13 | thru hole |
| 14 | thru hole |
| 15 | thru hole |
| 16 | thru hole |
| 17 | thru hole |
| 18 | thru hole |
| 19 | thru hole |
| 20 | thru hole |
| 21 | thru hole |
| 22 | thru hole |
| 23 | thru hole |
| 24 | thru hole |
| 25 | thru hole |
| 26 | thru hole |
| 27 | thru hole |
| 28 | thru hole |
| 29 | thru hole |
| 30 | thru hole |
| 31 | thru hole |
| 32 | thru hole |
| 33 | thru hole |
| 34 | thru hole |
| 35 | thru hole |
| 36 | thru hole |
| 37 | thru hole |
| 38 | thru hole |
| 39 | thru hole |
| 40 | thru hole |