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AT89C51CC03 - Enhanced 8-bit MCU

Download the AT89C51CC03 datasheet PDF. This datasheet also covers the AT89 variant, as both devices belong to the same enhanced 8-bit mcu family and are provided as variant models within a single manufacturer datasheet.

General Description

The AT89C51CC03 is a member of the family of 8-bit microcontrollers dedicated to CAN network applications.

In X2 mode a maximum external clock rate of 20 MHz reaches a 300 ns cycle time.

Key Features

  • 80C51 Core Architecture.
  • 256 Bytes of On-chip RAM.
  • 2048 Bytes of On-chip ERAM.
  • 64K Bytes of On-chip Flash Memory.
  • Data Retention: 10 Years at 85°C.
  • Read/Write Cycle: 100K.
  • 2K Bytes of On-chip Flash for Bootloader.
  • 2K Bytes of On-chip EEPROM Read/Write Cycle: 100K.
  • Integrated Power Monitor (POR: PFD) To Supervise Internal Power Supply.
  • 14-sources 4-level Interrupts.
  • Three 16-bit Timers/Counters.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AT89-C51CC03.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Features • 80C51 Core Architecture • 256 Bytes of On-chip RAM • 2048 Bytes of On-chip ERAM • 64K Bytes of On-chip Flash Memory – Data Retention: 10 Years at 85°C – Read/Write Cycle: 100K • 2K Bytes of On-chip Flash for Bootloader • 2K Bytes of On-chip EEPROM Read/Write Cycle: 100K • Integrated Power Monitor (POR: PFD) To Supervise Internal Power Supply • 14-sources 4-level Interrupts • Three 16-bit Timers/Counters • Full Duplex UART Compatible 80C51 • High-speed Architecture – In Standard Mode: 40 MHz (Vcc 3V 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 3V to 5.5V, both Internal and external code execution) 30 MHz (Vcc 4.5V to 5.