80C51 8-Bit Microcontroller Family

P87C54SBAA

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Product Details

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Features

  • 80C51 Central Processing Unit
  • Speed up to 33 MHz
  • Full static operation
  • Operating voltage range: 2.7 V to 5.5 V @ 16 MHz
  • Security bits:
    • ROM - 2 bits
    • OTP-EPROM - 3 bits
  • Encryption array - 64 bytes
  • RAM expandable to 64K bytes
  • 4 level priority interrupt
  • 6 or7 interrupt sources, depending on device
  • Four 8-bit I/O ports
  • Full-duplex enhanced UART
    • Framing error detection
    • Automatic address recognition
  • Power control modes
    • Clock can be stopped and resumed
    • Idle mode
    • Power down mode
  • Programmable clock out
  • Second DPTR register
  • Asynchronous port reset
  • Low EMI (inhibit ALE)

Documentation

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