AT89LS52-16PU - Microchip Technology

Manufacturer Part Number

AT89LS52-16PU

Manufacturer

Microchip Technology

Introduction

The AT89LS52 is a low-power, high-performance CMOS 8-bit microcontroller with 8KB of in-system programmable Flash memory.

Product Features and Performance

8-Bit 8051-Compatible Microcontroller

16MHz Operating Speed

8KB of FLASH Memory

256 Bytes of RAM

32 Programmable I/O Lines

UART/USART Serial Communication

On-chip Watchdog Timer (WDT)

Internal Oscillator

Product Advantages

Low-power Consumption

High Integration of Features Reduces External Components

Fully Static Operation for Reduced Power Consumption

4-Level Priority Interrupt System for Improved Control

Full Duplex UART for Serial Communication

Key Technical Parameters

Core Size: 8-Bit

Speed: 16MHz

Program Memory Size: 8KB (8K x 8)

Program Memory Type: FLASH

RAM Size: 256 x 8

Number of I/O: 32

Voltage - Supply (Vcc/Vdd): 2.7V ~ 4V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Through Hole

Package: 40-DIP (0.600", 15.24mm)

Quality and Safety Features

Extended Operating Temperature Range

Data Retention at Lower Voltage Ranges

Compatibility

Compatible with the MCU 8051 Instruction Set

Ease of Migration From Other 8051-Based Controllers

Application Areas

Industrial Automation and Control

Consumer Electronics

Embedded Systems

Telecommunications

Automotive Applications

Product Lifecycle

Status: Active

Not Reported to Be Nearing Discontinuation

Availability of Replacements or Upgrades: Generally Available

Several Key Reasons to Choose This Product

Reliable Performance at Industrial Temperature Ranges

In-System Programmability and On-chip Memory Features Ease Development

High I/O Pin Count Utilized for Complex Embedded Designs

Robust Serial Communication Capabilities

Suitable for Both New Designs and Upgrading Existing 8051-based Products

Low-voltage Operation Catering to Power-sensitive Applications

Widely Used and Supported in the Electronics Industry