Manufacturer Part Number
DS87C520-QCL+
Manufacturer
Analog Devices
Introduction
Embedded microcontroller based on 8051 core designed for control applications
Product Features and Performance
High-speed 33MHz operation
8051-compatible microcontroller
32 programmable I/O lines
16KB OTP program memory
1KB RAM
Extended temperature range operation
Product Advantages
Robust instruction set of the 8051 core enhanced with high-speed performance
Significant amount of program memory for complex applications
Integrated power-fail reset and watchdog timer (WDT) for system reliability
Ease of interfacing with UART/USART for serial communication
Key Technical Parameters
8-Bit Core Processor
Speed: 33MHz
16KB OTP Program Memory
1KB RAM
Supply Voltage: 4.5V to 5.5V
32 Number of I/O
External Oscillator
Quality and Safety Features
Built-in Power-fail Reset
Watchdog timer for system stability and protection
Compatibility
Compatible with existing 8051 based hardware and software ecosystems
Application Areas
Industrial control systems
Automotive electronics
System management and control
Product Lifecycle
Active product status
Not reported as nearing discontinuation
Standard lifecycle for embedded microcontrollers
Several Key Reasons to Choose This Product
High-speed performance at 33MHz enhances system throughput
Diverse connectivity options including EBI/EMI, SIO, UART/USART
Large I/O count (32) for versatile control and interfacing capabilities
Strong support from Analog Devices in terms of application notes and design resources
Available in the manageable 44-PLCC package for ease of mounting and prototyping