DS87C520-QCL - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

DS87C520-QCL

Manufacturer

analog-devices

Introduction

The DS87C520-QCL is an obsolete 8-bit microcontroller from Analog Devices that features a high-performance 8051-compatible core. It offers a range of on-chip peripherals and interfaces, making it suitable for a variety of embedded applications.

Product Features and Performance

8051-compatible 8-bit microcontroller core

33MHz operating speed

16KB of OTP program memory

1KB of RAM

Integrated peripherals including power-fail reset and watchdog timer

32 I/O pins

External bus interface (EBI/EMI) and serial communication interfaces (SIO, UART/USART)

Product Advantages

High-performance 8051 core with good code compatibility

Integrated peripherals simplify system design

Wide operating voltage range of 4.5V to 5.5V

Suitable for a variety of embedded applications

Key Reasons to Choose This Product

Proven 8051-compatible architecture with good code reuse

Integrated peripherals reduce component count and system complexity

Reliable and robust design for industrial and commercial applications

Long-term availability and support from Analog Devices

Quality and Safety Features

Designed and manufactured to Analog Devices' high-quality standards

Supports power-fail reset and watchdog timer for improved system reliability

Compatibility

8051-compatible core allows for easy integration into existing designs

Industry-standard 44-pin PLCC package

Application Areas

Industrial control systems

Automotive electronics

Home appliances

General-purpose embedded systems

Product Lifecycle

The DS87C520-QCL is an obsolete product, and Analog Devices no longer manufactures it. However, there are several alternative 8051-compatible microcontrollers available from Analog Devices and other manufacturers that may serve as replacement options. Customers are advised to contact our website's sales team for more information on suitable alternative products.