AT89C51RC2-RLTIL Atmel, AT89C51RC2-RLTIL Datasheet - Page 125

• Manufacturer Part Number: AT89C51RC2-RLTIL
• Description: 8-bit Microcontrollers - MCU 80C31 w/4k
• Manufacturer: Atmel

Specifications of AT89C51RC2-RLTIL

• Product Category: 8-bit Microcontrollers - MCU
• Core: 8051
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 60 MHz
• Program Memory Size: 32 KB
• Data Ram Size: 1280 B
• On-chip Adc: No
• Operating Supply Voltage: 2.7 V to 5.5 V
• Package / Case: VQFP-44
• Mounting Style: SMD/SMT
• Interface Type: SPI, UART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Program Memory Type: Flash
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2.7 V

xxxxA–8051–10/06
Interrupt System ................................................................................. 55
Keyboard Interface ............................................................................. 64
Serial Port Interface (SPI) ................................................................... 68
Hardware Watchdog Timer ................................................................ 77
ONCE
Power Management ............................................................................ 80
Power-off Flag ..................................................................................... 84
Reduced EMI Mode ............................................................................. 85
Flash EEPROM Memory ..................................................................... 86
Electrical Characteristics ................................................................. 107
Registers............................................................................................................. 47
Baud Rate Selection for UART for Mode 1 and 3............................................... 47
UART Registers.................................................................................................. 50
Registers............................................................................................................. 56
Interrupt Sources and Vector Addresses............................................................ 63
Registers............................................................................................................. 65
Features.............................................................................................................. 68
Signal Description............................................................................................... 68
Functional Description ........................................................................................ 70
Using the WDT ................................................................................................... 77
WDT During Power-down and Idle ..................................................................... 78
Reset .................................................................................................................. 80
Reset Recommendation to Prevent Flash Corruption ........................................ 82
Idle Mode ............................................................................................................ 82
Power-down Mode.............................................................................................. 82
Features.............................................................................................................. 86
Flash Programming and Erasure ........................................................................ 86
Flash Registers and Memory Map...................................................................... 87
Flash Memory Status.......................................................................................... 90
Memory Organization ......................................................................................... 90
Bootloader Architecture ...................................................................................... 91
ISP Protocol Description..................................................................................... 95
Functional Description ........................................................................................ 96
Flow Description ................................................................................................. 97
API Call Description.......................................................................................... 105
Absolute Maximum Ratings .............................................................................. 107
™
Mode (ON Chip Emulation) .................................................. 79
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