DS89C420-MCL - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

DS89C420-MCL

Manufacturer

analog-devices

Introduction

The DS89C420-MCL is an 8-bit embedded microcontroller based on the industry-standard 8051 architecture. It offers a robust feature set including a 33 MHz clock speed, 16 KB of FLASH program memory, and 1 KB of RAM. The microcontroller is designed for a wide range of embedded applications that require a balance of performance, flexibility, and power efficiency.

Product Features and Performance

8-bit 8051 core running at 33 MHz

16 KB of FLASH program memory

1 KB of RAM

Extensive peripheral set including UART, SIO, EBI/EMI, and power-fail reset

32 general-purpose I/O pins

Supports external oscillator input

Product Advantages

Powerful 8051 core with high-speed 33 MHz operation

Generous on-chip memory for code and data storage

Comprehensive peripheral set for flexible system design

Low power consumption for battery-powered applications

Key Reasons to Choose This Product

Proven 8051 architecture with extensive third-party software support

High performance and flexibility for a wide range of embedded systems

Cost-effective solution for volume production

Reliable and widely available from Analog Devices

Quality and Safety Features

Extended operating temperature range of 0°C to 70°C

Through-hole package for robust mechanical mounting

Rigorous quality control and reliability testing

Compatibility

The DS89C420-MCL is compatible with other 8051-based microcontrollers and can be used as a direct replacement in many existing designs.

Application Areas

Industrial automation and control systems

Automotive electronics

Consumer appliances

Medical devices

Telecommunications equipment

Product Lifecycle

The DS89C420-MCL is an obsolete product, meaning it is no longer in active production. However, there are several equivalent and alternative 8051-based microcontrollers available from Analog Devices and other manufacturers that can serve as replacement options. Customers are advised to contact our website's sales team for more information on suitable alternatives and to discuss their specific application requirements.