AT89C51RB2 Atmel Corporation, AT89C51RB2 Datasheet - Page 119

• Manufacturer Part Number: AT89C51RB2
• Manufacturer: Atmel Corporation

Specifications of AT89C51RB2

• Flash (kbytes): 16 Kbytes
• Max. Operating Frequency: 60 MHz
• Cpu: 8051-12C
• Max I/o Pins: 32
• Spi: 1
• Uart: 1
• Sram (kbytes): 1.25
• Self Program Memory: API
• Operating Voltage (vcc): 2.7 to 5.5
• Timers: 4
• Isp: UART
• Watchdog: Yes

Ordering Information
Table 83. Possible Order Entries
4180E–8051–10/06
AT89C51RC2-3CSCM
AT89C51RC2-3CSUM
AT89C51RB2-SLSCM
AT89C51RC2-SLSCM
AT89C51RC2-RLTCM
AT89C51RB2-3CSUM
AT89C51RB2-SLSUM
AT89C51RC2-SLSUM
AT89C51RC2-RLTUM
AT89C51RB2-RLTCM
AT89C51RB2-RLTUM
AT89C51RB2-RLTUM
AT89C51RC2-SLSUL
AT89C51RC2-3CSIM
AT89C51RB2-SLSUL
AT89C51RB2-RLTUL
AT89C51RC2-RLTUL
AT89C51RB2-3CSIM
AT89C51RB2-SLSIM
AT89C51RB2-RLTIM
AT89C51RC2-SLSIM
AT89C51RC2-RLTIM
AT89C51RB2-SLSIL
AT89C51RB2-RLTIL
AT89C51RC2-SLSIL
AT89C51RC2-RLTIL
Part Number
Memory Size
16 KBytes
32 KBytes
16 KBytes
32 KBytes
Supply Voltage
5V
5V
5V
5V
5V
3V
3V
5V
5V
5V
5V
5V
5V
3V
3V
5V
5V
5V
3V
3V
5V
5V
5V
5V
3V
3V
Temperature Range
Industrial & Green
Industrial & Green
Industrial & Green
Industrial & Green
Industrial & Green
Industrial & Green
Industrial & Green
Industrial & Green
Industrial & Green
Industrial & Green
Industrial & Green
Commercial
Commercial
Commercial
Commercial
Commercial
Industrial
Industrial
Industrial
Industrial
Industrial
Industrial
Industrial
Industrial
Industrial
Industrial
Package
VQFP44
VQFP44
VQFP44
VQFP44
VQFP44
VQFP44
VQFP44
VQFP44
VQFP44
VQFP44
VQFP44
PLCC44
PLCC44
PLCC44
PLCC44
PLCC44
PLCC44
PLCC44
PLCC44
PLCC44
PLCC44
PDIL40
PDIL40
PDIL40
PDIL40
PDIL40
AT89C51RB2/RC2
Packing
Stick
Stick
Stick
Stick
Stick
Stick
Stick
Stick
Stick
Stick
Stick
Stick
Stick
Stick
Stick
Tray
Tray
Tray
Tray
Tray
Tray
Tray
Tray
Tray
Tray
Tray
Product Marking
89C51RB2-CM
89C51RB2-CM
89C51RC2-CM
89C51RC2-CM
89C51RC2-CM
89C51RB2-UM
89C51RB2-UM
89C51RB2-UM
89C51RB2-UM
89C51RC2-UM
89C51RC2-UM
89C51RC2-UM
89C51RB2-UL
89C51RB2-UL
89C51RC2-UL
89C51RC2-UL
89C51RB2-IM
89C51RB2-IM
89C51RB2-IM
89C51RC2-IM
89C51RC2-IM
89C51RC2-IM
89C51RB2-IL
89C51RB2-IL
89C51RC2-IL
89C51RC2-IL
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