AT89C51RE2-SLSUM Atmel, AT89C51RE2-SLSUM Datasheet - Page 4

• Manufacturer Part Number: AT89C51RE2-SLSUM
• Description: MCU 8BIT FLASH 2.7-5.5V 44-PLCC
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51RE2-SLSUM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 60MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Package: 44PLCC
• Device Core: 8051
• Family Name: 89C
• Maximum Speed: 40 MHz
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 34
• Interface Type: SPI/TWI/UART
• Number Of Timers: 3
• Processor Series: AT89x
• Core: 8051
• Data Ram Size: 8 KB
• Maximum Clock Frequency: 40 MHz
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: AT89OCD-01
• Minimum Operating Temperature: - 40 C
• Cpu Family: 89C
• Device Core Size: 8b
• Frequency (max): 40MHz
• Total Internal Ram Size: 8KB
• # I/os (max): 34
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 44
• Package Type: PLCC
• For Use With: AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCUAT89STK-11 - KIT STARTER FOR AT89C51RX2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Pin Configurations
4
AT89C51RE2
P1.5/CEX2/MISO
P6.0/RxD_1/SDA
P1.7/CEx4/MOSI
P1.6/CEX3/SCK
P3.0/RxD_0
P3.1/TxD_0
P3.2/INT0
P3.3/INT1
P3.4/T0
P3.5/T1
RST
14
10
12
13
15
16
17
7
8
9
11
18 19
6
5 4 3 2 1
20
AT89C51RE2
21
PLCC44
22
23
P1.5/CEX2/MISO
P1.7/CEX4/MOSI
P6.0/RxD_1/SDA
P1.6/CEX3/SCK
24
44 43 42 41 40
P3.0/RxD_0
25
P3.1/TxD_0
P3.2/INT0
P3.3/INT1
26
P3.4/T0
P3.5/T1
27 28
RST
32
38
37
36
35
34
33
31
30
29
39
4
10
1
3
5
6
7
8
2
9
11
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
EA
P6.1/TxD_1/SCL
ALE
PSEN
P2.7/A15
P2.6/A14
P2.5/A13
44
12 13
43 42 41 40 39
14
AT89C51RE2
15
VQFP44
16
17
38 37 36 35 34
18
19
20
21 22
26
32
30
28
27
33
31
29
25
24
23
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
EA
P6.1/TxD_1/SCL
ALE
PSEN
P2.7/A15
P2.6/A14
P2.5/A13
7663E–8051–10/08