Datasheet AT89C51RD2-SLRUM - Atmel Microcontrollers (MCU) C51RD2 64K FLASH 3-5.5 V

Atmel AT89C51RD2-SLRUM

Part Number: AT89C51RD2-SLRUM

Detailed Description

Manufacturer: Atmel

Description: Microcontrollers (MCU) C51RD2 64K FLASH 3-5.5 V

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Docket:
Features
· 80C52 Compatible
­ 8051 Instruction Compatible ­ Six 8-bit I/O Ports (64 Pins or 68 Pins Versions) ­ Four 8-bit I/O Ports (44 Pins Version) ­ Three 16-bit Timer/Counters ­ 256 Bytes Scratch Pad RAM ­ 9 Interrupt Sources with 4 Priority Levels Integrated Power Monitor (POR/PFD) to Supervise Internal Power Supply ISP (In-System Programming) Using Standard VCC Power Supply 2048 Bytes 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) 64K Bytes On-chip Flash Program/Data Memory ­ Byte and Page (128 Bytes) Erase and Write ­ 100k Write Cycles On-chip 1792 bytes Expanded RAM (XRAM) ­ Software Selectable Size (0

Specifications:

  • Clock Frequency Max: 60 MHz
  • Core: 8051
  • Data Bus Width: 8 bit
  • Interface: SPI, UART
  • Mounting Style: SMD/SMT
  • Number of I/O Lines: 32
  • Number of Timers: 3
  • Operating Supply Voltage: 2.7 V to 5.5 V
  • Package / Case: PLCC
  • Packaging Type: Reel
  • Processor Series: AT89x
  • Program Memory Size: 64 Kb
  • Program Memory Type: Flash
  • RAM Size: 2 Kb
  • RoHS: Yes

Other Names:

AT89C51RD2SLRUM, AT89C51RD2 SLRUM

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