Datasheet AT89C51RB2-3CSIM - Atmel Microcontrollers (MCU) 80C31 w/4k

Part Number: AT89C51RB2-3CSIM

Detailed Description

Manufacturer: Atmel

Description: Microcontrollers (MCU) 80C31 w/4k

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Docket:
Features
· 80C52 Compatible
­ 8051 Pin and Instruction Compatible ­ Four 8-bit I/O Ports ­ Three 16-bit Timer/Counters ­ 256 Bytes Scratch Pad RAM ­ 9 Interrupt Sources with 4 Priority Levels ­ Dual Data Pointer Variable Length MOVX for Slow RAM/Peripherals ISP (In-system Programming) Using Standard VCC Power Supply Boot ROM Contains Low Level Flash Programming Routines and a Default Serial Loader High-speed Architecture ­ In Standard Mode: 40 MHz (Vcc 2.7V to 5.5V, both Internal and external code execution) 60 MHz (Vcc 4.5V to 5.5V and Internal Code execution only) ­ In X2 mode (6 Clocks/machine cycle) 20 MHz (Vcc 2.7V to 5.5V, both Internal and external code execution) 30 MHz (Vcc 4.5V to 5.5V and Internal Code execution only) ­ 16K/32K Bytes On-chip Flash Program/Data Memory ­ Byte and Page (128 Bytes) Erase and Write ­ 100K Write Cycles On-chip 1024 Bytes Expanded RAM (XRAM) ­ Software Selectable Size (0, 256, 512, 768, 1024 Bytes) ­ 256 Bytes Selected at Reset for TS87C51RB2/RC2 C

Specifications:

  • Clock Frequency Max: 40 MHz
  • Core: AT89
  • Data Bus Width: 8 bit
  • Height: 4.95 mm
  • Interface: SPI, UART
  • Length: 53.21 mm
  • Mounting Style: Through Hole
  • Number of I/O Lines: 32
  • Number of Timers: 3
  • On-Chip ADC: No
  • Operating Supply Voltage: 5 V
  • Operating Temperature Range: - 40 C to + 85 C
  • Package / Case: PDIL-40
  • Packaging Type: Stick
  • Program Memory Size: 16 Kb
  • Program Memory Type: Flash
  • RAM Size: 1.25 Kb
  • Supply Voltage Range: 2.7 V to 5.5 V
  • Width: 14.73 mm
  • RoHS: No

Other Names:

AT89C51RB23CSIM, AT89C51RB2 3CSIM

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