AT89C51RE2-RLTUM Atmel, AT89C51RE2-RLTUM Datasheet - Page 185

• Manufacturer Part Number: AT89C51RE2-RLTUM
• Description: MCU 8051 128K FLASH 44-VQFP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51RE2-RLTUM

• 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-TQFP, 44-VQFP
• Processor Series: AT89x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 8 KB
• Interface Type: UART, SPI
• Maximum Clock Frequency: 60 MHz
• Number Of Programmable I/os: 34
• 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
• Development Tools By Supplier: AT89OCD-01
• Minimum Operating Temperature: - 40 C
• Height: 1.45 mm
• Length: 10.1 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Width: 10.1 mm
• For Use With: AT89STK-11 - KIT STARTER FOR AT89C51RX2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

7663E–8051–10/08
Timer 2 ................................................................................................. 77
Programmable Counter Array PCA ................................................... 82
Serial I/O Port ...................................................................................... 94
Interrupt System ............................................................................... 109
Power Management .......................................................................... 118
Oscillator ........................................................................................... 122
Hardware Watchdog Timer .............................................................. 124
Reduced EMI Mode ........................................................................... 126
Keyboard Interface ........................................................................... 127
Interrupt .............................................................................................................. 71
Registers............................................................................................................. 73
Auto-Reload Mode.............................................................................................. 77
Programmable Clock-Output .............................................................................. 78
Registers............................................................................................................. 80
PCA Capture Mode............................................................................................. 90
16-bit Software Timer/ Compare Mode............................................................... 90
High Speed Output Mode ................................................................................... 91
Pulse Width Modulator Mode.............................................................................. 92
PCA Watchdog Timer ......................................................................................... 93
Framing Error Detection ..................................................................................... 94
Automatic Address Recognition.......................................................................... 95
Registers............................................................................................................. 97
Baud Rate Selection for UART 0 for Mode 1 and 3............................................ 98
Baud Rate Selection for UART 1 for Mode 1 and 3............................................ 99
UART Registers................................................................................................ 103
Registers........................................................................................................... 110
Interrupt Sources and Vector Addresses.......................................................... 117
Introduction ....................................................................................................... 118
Idle Mode .......................................................................................................... 118
Power-Down Mode ........................................................................................... 118
Registers........................................................................................................... 121
Registers........................................................................................................... 122
Functional Block Diagram .................................................................................123
Using the WDT ................................................................................................. 124
WDT During Power Down and Idle................................................................... 125
Registers........................................................................................................... 128
AT89C51RE2
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