at89c51ac3-s3sim ATMEL Corporation, at89c51ac3-s3sim Datasheet - Page 3

• Manufacturer Part Number: at89c51ac3-s3sim
• Description: At89c51ac3 Enhanced 8-bit Microcontroller With 64kb Flash Memory
• Manufacturer: ATMEL Corporation

Pin Configuration
4383D–8051–02/08
P1.4/AN4/CEX1
P1.5/AN5/CEX2
P1.6/AN6/CEX3
P1.7/AN7/CEX4
P1.4/AN4/CEX1
P1.5/AN5/CEX2
P1.6/AN6/CEX3
P1.7/AN7/CEX4
P3.2/INT0
P3.3/INT1
P3.0/RxD
P3.1/TxD
P3.2/INT0
P3.3/INT1
P3.4/T0
P3.5/T1
P3.0/RxD
P3.1/TxD
P3.4/T0
P3.5/T1
EA
EA
4
7
8
9
10
11
12
13
14
15
16
17
3
5
6
7
10
1
2
8
9
11
12 13
44
43 42 41 40 39
14
15
VQFP44
16
PLCC44
17
18
38 37 36 35 34
19
20
21 22
26
33
32
31
30
29
28
27
25
24
23
39
38
37
36
35
34
33
32
31
30
29
ALE
PSEN
P0.7/AD7
P0.6/AD6
P0.5/AD5
P0.4 /AD4
P0.3 /AD3
P0.2 /AD2
P0.1 /AD1
P0.0 /AD0
P2.0/A8
ALE
PSEN
P0.7/AD7
P0.6/AD6
P0.5/AD5
P0.4/AD4
P0.3/AD3
P0.2/AD2
P0.1/AD1
P0.0/AD0
P2.0/A8
3