AT89S8253-24AC - Microchip Technology

Manufacturer Part Number

AT89S8253-24AC

Manufacturer

Microchip Technology

Introduction

8-bit microcontroller with 12KB FLASH, 2KB EEPROM, and 256 bytes of RAM

Powerful 8-bit CPU with extensive set of powerful instructions

Ideal for applications requiring non-volatile data storage

Product Features and Performance

12KB of in-system reprogrammable FLASH program memory

2KB of EEPROM data memory

256 bytes of internal RAM

32 programmable I/O lines

Two 16-bit timer/counters

Six interrupt sources

Full duplex UART serial channel

Low-power idle and power-down modes

Product Advantages

Extensive peripheral set and 8051 compatibility

High-performance CMOS 8-bit microcontroller with 12KB FLASH

Wide operating voltage range (2.7V to 5.5V)

Operates up to 24MHz clock input

Interrupt recovery from power-down mode

Watchdog timer with separate on-chip oscillator

Power-on reset and internal temperature-compensated RC oscillator

Key Technical Parameters

Microcontroller Core: 8051 compatible

Program Memory: 12KB FLASH

Data Memory: 2KB EEPROM, 256 bytes RAM

Peripherals: SPI, UART, POR, WDT

Operating Voltage: 2.7V to 5.5V

Operating Temperature: 0°C to 70°C

Quality and Safety Features

RoHS non-compliant

44-TQFP (10x10) package

Compatibility

Compatible with 8051 microcontroller architecture

Can be used in various embedded applications

Application Areas

Embedded systems

Industrial automation

Automotive electronics

Consumer electronics

Product Lifecycle

This product is an existing part number and is not nearing discontinuation

Replacement or upgrade options may be available from Microchip

Key Reasons to Choose This Product

Extensive 8051 compatibility and peripheral set

High-performance 8-bit microcontroller with 12KB FLASH

Wide operating voltage range and temperature range

Reprogrammable FLASH and EEPROM for flexible application development

Low-power modes for energy-efficient operation

Reliable power-on reset and watchdog timer features