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AT89S8252 - 8-bit Microcontroller

General Description

The AT89S8252 is a low-power, high-performance CMOS 8-bit microcomputer with 8K bytes of downloadable Flash programmable and erasable read only memory and 2K bytes of EEPROM.

Key Features

  • Compatible with MCS-51™ Products.
  • 8K Bytes of In-System Reprogrammable Downloadable Flash Memory.
  • SPI Serial Interface for Program Downloading.
  • Endurance: 1,000 Write/Erase Cycles.
  • 2K Bytes EEPROM.
  • Endurance: 100,000 Write/Erase Cycles.
  • 4V to 6V Operating Range.
  • Fully Static Operation: 0 Hz to 24 MHz.
  • Three-level Program Memory Lock.
  • 256 x 8-bit Internal RAM.
  • 32 Programmable I/O Lines.
  • Th.

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Part Number Description
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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.

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Features • Compatible with MCS-51™ Products • 8K Bytes of In-System Reprogrammable Downloadable Flash Memory – SPI Serial Interface for Program Downloading – Endurance: 1,000 Write/Erase Cycles • 2K Bytes EEPROM – Endurance: 100,000 Write/Erase Cycles • 4V to 6V Operating Range • Fully Static Operation: 0 Hz to 24 MHz • Three-level Program Memory Lock • 256 x 8-bit Internal RAM • 32 Programmable I/O Lines • Three 16-bit Timer/Counters • Nine Interrupt Sources • Programmable UART Serial Channel • SPI Serial Interface • Low-power Idle and Power-down Modes • Interrupt Recovery From Power-down • Programmable Watchdog Timer • Dual Data Pointer • Power-off Flag Description The AT89S8252 is a low-power, high-performance CMOS 8-bit microcomputer with 8K bytes of downloadable Flash programmable and