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AT80C5112 - 8-bit Microcontroller

Download the AT80C5112 datasheet PDF. This datasheet also covers the AT8 variant, as both devices belong to the same 8-bit microcontroller family and are provided as variant models within a single manufacturer datasheet.

General Description

The AT8xC5112 is a high performance ROM/OTP version of the 80C51 8-bit microcontroller.

Key Features

  • 80C51 Compatible.
  • Five I/O Ports.
  • Two 16-bit Timer/Counters.
  • 256 Bytes RAM 8K Bytes ROM/OTP Program Memory with 64 Bytes Encryption Array and 3 Security Levels High-Speed Architecture.
  • 33 MHz at 5V (66 MHz Equivalent).
  • X2 Speed Improvement Capability (6 Clocks/Machine Cycle) 10-bit, 8 Channels A/D Converter Hardware Watchdog Timer with Reset-out Programmable I/O Mode: Standard C51, Input Only, Push-pull, Open Drain Asynchronous Port Reset Fu.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AT8-3C5.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription for AT80C5112 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for AT80C5112. For precise diagrams, and layout, please refer to the original PDF.

Features • 80C51 Compatible – Five I/O Ports – Two 16-bit Timer/Counters – 256 Bytes RAM 8K Bytes ROM/OTP Program Memory with 64 Bytes Encryption Array and 3 Security Lev...

View more extracted text
M/OTP Program Memory with 64 Bytes Encryption Array and 3 Security Levels High-Speed Architecture – 33 MHz at 5V (66 MHz Equivalent) – X2 Speed Improvement Capability (6 Clocks/Machine Cycle) 10-bit, 8 Channels A/D Converter Hardware Watchdog Timer with Reset-out Programmable I/O Mode: Standard C51, Input Only, Push-pull, Open Drain Asynchronous Port Reset Full Duplex Enhanced UART with Baud Rate Generator SPI, Master Mode Dual System Clock – Crystal or Ceramic Oscillator (33/40 MHz) – Internal RC Oscillator (12 MHz) – Programmable Prescaler Programmable Counter Array with High-speed Output, Compare/Capture, Pulse Width Mo

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