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89S8253 - 8-Bit Microcontroller

Download the 89S8253 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 Three-level Program Memory Lock 256 x 8-bit Internal RAM 32 Programmable I/O Lines Three 16-bit Timer/Counter.

📥 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
89S8252 8-Bit Microcontroller with 8K Bytes Flash ATMEL Corporation
89S51 8-bit Microcontroller ATMEL Corporation
89S52 AT89S52 ATMEL Corporation

Other Datasheets by Atmel (Microchip)

Part Number Description

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.