AT89C51ID2 Atmel Corporation, AT89C51ID2 Datasheet - Page 10

• Manufacturer Part Number: AT89C51ID2
• Manufacturer: Atmel Corporation

Specifications of AT89C51ID2

• Flash (kbytes): 64 Kbytes
• Max. Operating Frequency: 60 MHz
• Cpu: 8051-12C
• Max I/o Pins: 32
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Sram (kbytes): 2
• Eeprom (bytes): 2048
• Self Program Memory: API
• Operating Voltage (vcc): 2.7 to 5.5
• Timers: 4
• Isp: UART
• Watchdog: Yes

Pin Configurations
4289C–8051–11/05
P1.5/CEX2/MISO
P1.7/CEx4/MOSI
P1.6/CEX3/SCK
PI2.1/SDA
P3.2/INT0
P3.3/INT1
P3.0/RxD
P3.1/TxD
P3.4/T0
P3.5/T1
RST
14
10
12
13
8
11
15
16
17
7
9
18 19
6
5 4 3 2 1
20
21
AT89C51ID2
22
PLCC44
23
P1.7/CEX4/MOSI
P1.6/CEX3/SCK
P1.5/CEX2/MISO
24
44 43 42 41 40
25
PI2.1/SDA
P3.2/INT0
P3.3/INT1
P3.0/RxD
P3.1/TxD
26
P3.4/T0
P3.5/T1
27 28
RST
32
38
36
34
33
31
30
29
39
37
35
4
10
1
2
3
5
6
7
8
9
11
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
EA
PI2.0/SCL
ALE/PROG
PSEN
P2.7/A15
P2.6/A14
P2.5/A13
44
12 13
43 42 41 40 39
14
15
AT89C51ID2
VQFP44 1.4
16
17
38 37 36 35 34
18
19
20
21 22
AT89C51ID2
26
33
32
31
30
29
28
27
25
24
23
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
EA
PI2.0/SCL
ALE/PROG
PSEN
P2.7/A15
P2.6/A14
P2.5/A13
10