87L84CF

Technical Summary: COP87L84CF OTP Microcontroller

Overview

The COP87L84CF is an 8-bit OTP (One-Time Programmable) microcontroller belonging to the COP8™ feature family. It is designed to provide a cost-effective, high-performance solution for embedded control applications. This microcontroller is pin-compatible and software-compatible with the mask ROM COP884CF/COP888CF product family, ensuring seamless migration for developers. The device is built on an efficient 8-bit core architecture, offering a balance of processing power, low power consumption, and integrated peripherals.

The OTP memory technology allows for flexible prototyping and low-volume production, making it ideal for applications requiring custom firmware. The COP87L84CF is particularly suited for industrial control, consumer electronics, and automotive systems where reliability and performance are critical.

Key Features

• 8-Bit Core Architecture: Efficient processing with a compact instruction set optimized for control applications.
• OTP Program Memory: One-Time Programmable memory for secure and flexible firmware storage.
• Two 16-Bit Timers: Each timer includes two 16-bit registers for precise timing and event capture.
• Low Power Operation: Supports power-saving modes for energy-efficient applications.
• Integrated Peripherals: Includes multiple I/O ports, serial communication interfaces, and analog-to-digital conversion capabilities.
• Wide Operating Voltage Range: Suitable for battery-powered and industrial applications.
• Industrial Temperature Range: Operates reliably in harsh environments.

Applications

The COP87L84CF microcontroller is versatile and can be used in a wide range of applications, including:

• Industrial Control Systems: Motor control, sensor interfacing, and automation.
• Consumer Electronics: Remote controls, home appliances, and wearable devices.
• Automotive Systems: Dashboard controls, lighting systems, and basic engine management.
• Medical Devices: Portable diagnostic equipment and patient monitoring systems.
• Embedded Systems: Custom control solutions requiring OTP memory for firmware storage.

Electrical Characteristics

The following table summarizes the key electrical specifications of the COP87L84CF microcontroller:

• Operating Voltage Range: 2.7V to 5.5V
• Maximum Clock Frequency: 16 MHz
• OTP Memory Size: 8 KB (expandable based on variant)
• RAM Size: 256 bytes
• I/O Pins: Up to 32 programmable pins
• Timer Resolution: 16-bit (two timers with capture/compare functionality)
• Power Consumption: Low-power modes available for reduced energy usage.
• Operating Temperature Range: -40°C to +85°C (industrial grade)

Package Information

The COP87L84CF is available in multiple package options to suit different design requirements:

• 28-Pin PDIP (Plastic Dual In-Line Package): Through-hole mounting for prototyping and development.
• 28-Pin SOIC (Small Outline Integrated Circuit): Surface-mount package for compact designs.
• 32-Pin QFP (Quad Flat Package): High-density surface-mount option for space-constrained applications.

Each package variant includes robust thermal and electrical performance characteristics, ensuring reliable operation in demanding environments.

Development Support

To facilitate rapid prototyping and development, the COP87L84CF is supported by a comprehensive suite of tools, including:

• Integrated Development Environment (IDE): Supports code writing, debugging, and simulation.
• Programmer Hardware: Dedicated OTP programmers for firmware burning.
• Software Libraries: Pre-written drivers for common peripherals and functions.
• Reference Designs: Example schematics and firmware for common applications.

Conclusion

The COP87L84CF OTP microcontroller is a powerful and flexible solution for embedded control applications. Its combination of an 8-bit core, integrated peripherals, and OTP memory makes it an excellent choice for developers needing a reliable and cost-effective microcontroller. With robust electrical characteristics and multiple package options, it is well-suited for industrial, automotive, and consumer applications.