AT89C51RC2-RLTUL Atmel, AT89C51RC2-RLTUL Datasheet - Page 125

• Manufacturer Part Number: AT89C51RC2-RLTUL
• Description: IC 8051 MCU FLASH 32K 44VQFP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51RC2-RLTUL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Processor Series: AT89x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 1280 B
• Interface Type: UART, SPI
• Maximum Clock Frequency: 60 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: - 40 C
• 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: Details

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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