AT89S8252-24AC - Microchip Technology

Manufacturer Part Number

AT89S8252-24AC

Manufacturer

Microchip Technology

Introduction

The AT89S8252-24AC is an 8-bit microcontroller from the 89S series with SPI and UART/USART connectivity.

Product Features and Performance

8-bit 8051 core microcontroller with 24MHz speed

32 programmable I/O lines

8KB FLASH program memory

2KB EEPROM data memory

256 bytes of internal RAM

SPI and UART/USART communication interfaces

Peripheral features include Power-on Reset (POR) and Watchdog Timer (WDT)

External oscillator support

Product Advantages

High-speed operation at 24MHz

Embedded in-system programmable FLASH memory

Integrated EEPROM for non-volatile storage

High I/O pin count for versatile control applications

Key Technical Parameters

Core Processor: 8051

Core Size: 8-Bit

Speed: 24MHz

Number of I/O: 32

Program Memory Size: 8KB FLASH

EEPROM Size: 2KB

RAM Size: 256 bytes

Voltage Supply: 4V ~ 6V

Operating Temperature: 0°C ~ 70°C

Mounting Type: Surface Mount

Package Type: 44-TQFP (10x10)

Quality and Safety Features

Robust operation with Power-on Reset (POR)

System integrity maintained by Watchdog Timer (WDT)

Compatibility

Compatible with SPI and UART/USART peripherals

Surface-mount technology for PCB compatibility

Application Areas

Ideal for industrial control systems

Embedded systems requiring a robust microcontroller

Product Lifecycle

Obsoleted product status

Potential future availability of replacements or upgrades through Microchip Technology

Several Key Reasons to Choose This Product

Versatile and powerful 8051 microcontroller core

Substantial on-chip memory provisions with FLASH and EEPROM

Wide range of possible applications due to 32 I/O pins

Integrated communication interfaces supporting SPI and UART/USART

Stability and reliability ensured by POR and WDT

Ample operating voltage range and moderate operating temperature range

Industry-standard TQFP packaging for surface mount applications

Support from Microchip Technology for obsoleted products through alternate solutions