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AT89S8253 - 8-Bit Microcontroller

Download the AT89S8253 datasheet PDF. This datasheet also covers the AT89 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 AT89S8253 is a low-power, high-performance CMOS 8-bit microcontroller with 12K bytes of In-System Programmable (ISP) Flash program memory and 2K bytes of EEPROM data memory.

Key Features

  • Compatible with MCS®51 Products.
  • 12K Bytes of In-System Programmable (ISP) Flash Program Memory.
  • SPI Serial Interface for Program Downloading.
  • Endurance: 10,000 Write/Erase Cycles.
  • 2K Bytes EEPROM Data Memory.
  • Endurance: 100,000 Write/Erase Cycles.
  • 64-byte User Signature Array.
  • 2.7V to 5.5V Operating Range.
  • Fully Static Operation: 0 Hz to 24 MHz (in x1 and x2 Modes).
  • Three-level Program Memory Lock.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AT89-S8253.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
AT89S2051 8-bit Microcontroller ATMEL Corporation
AT89S4051 8-bit Microcontroller ATMEL Corporation
AT89S4D12 8-Bit Microcontroller with 132K Bytes Flash Data Memory ATMEL Corporation
AT89S51 8-bit Microcontroller ATMEL Corporation
AT89SND2CMP3B Single-Chip Flash Microcontroller ATMEL Corporation

Other Datasheets by Atmel (now Microchip Technology)

Part Number Description
AT89S8252 8-bit Microcontroller
AT89S52 8-bit Microcontroller
AT89S53 8-bit Microcontroller
AT89S54 8-bit Flash Microcontroller
AT89S58 8-bit Flash Microcontroller

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 • Compatible with MCS®51 Products • 12K Bytes of In-System Programmable (ISP) Flash Program Memory – SPI Serial Interface for Program Downloading – Endurance: 10,000 Write/Erase Cycles • 2K Bytes EEPROM Data Memory – Endurance: 100,000 Write/Erase Cycles • 64-byte User Signature Array • 2.7V to 5.