at83c5122 ATMEL Corporation, at83c5122 Datasheet - Page 11

• Manufacturer Part Number: at83c5122
• Description: At83c5123 C51 Microcontroller With Usb And Smart Card Reader Interfaces
• Manufacturer: ATMEL Corporation

Low Pin Count Package
Description
AT8xC5122 and AT83C5123
versions
AT83C5123 version
4202E–SCR–06/06
Figure 6. PLCC28 Package Pinout
Figure 7. VQFP32 Package Pinout
P1.2/CPRES
P1.2/CPRES
DVCC
CRST
CCLK
CC8
CC4
P5.0
VSS
DVCC
CRST
CCLK
CC8
CC4
VSS
1
2
3
4
5
6
7
8
10
11
5
6
7
8
9
32
9
31
10
12
4
VQFP32
11
30
13
3
PLCC28
29
12
14
2
28 27 26
13 14 15
15
1
16 17 18
28 27 26
25
16
24
23
22
21
20
19
18
17
25
24
23
22
21
20
19
P3.1/TxD
P1.6
P3.0/RxD
P3.5/T1/CRST1
P3.2/INT0/LED0/CIO1
P3.3/INT1
P3.4/T0/LED1
P3.6/LED2
P3.1/TxD
P3.0/RxD
P3.2/INT0/LED0
P3.3/INT1
P3.4/T0/LED1
P3.6/LED2
RST
AT8xC5122/23
11