COP87L88CF/COP87L84CF OTP Microcontrollers

Overview

The COP87L88CF and COP87L84CF are One-Time Programmable (OTP) microcontrollers belonging to the COP8™ feature family, which is based on an 8-bit core architecture. These devices are designed to be pin-compatible and software-compatible with the mask ROM COP888CF/COP884CF product family, ensuring seamless migration for developers. The microcontrollers are optimized for embedded control applications, offering a robust set of features, including multiple timers, versatile I/O capabilities, and efficient power management.

Key Features

• 8-Bit Core Architecture: Efficient processing with an 8-bit CPU core, optimized for embedded control tasks.
• Two 16-Bit Timers: Each timer includes two 16-bit registers, providing precise timing and event capture capabilities.
• OTP Memory: One-Time Programmable memory ensures secure and reliable code storage for production environments.
• Pin and Software Compatibility: Direct compatibility with the COP888CF/COP884CF mask ROM family simplifies design transitions.
• Versatile I/O Ports: Multiple configurable I/O pins support a wide range of peripheral interfacing.
• Low Power Modes: Integrated power-saving modes enhance energy efficiency for battery-operated applications.
• On-Chip Oscillator: Built-in oscillator supports flexible clocking options, reducing external component requirements.

Applications

The COP87L88CF/COP87L84CF microcontrollers are well-suited for a variety of embedded control applications, including but not limited to:

• Industrial Control Systems: Automation, motor control, and sensor interfacing.
• 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.
• IoT Edge Devices: Low-power sensor nodes and gateway controllers.

Electrical Characteristics

Absolute Maximum Ratings

• Supply Voltage (V_CC): -0.3V to +6.0V
• Input Voltage (V_IN): -0.3V to V_CC + 0.3V
• Operating Temperature Range: -40°C to +85°C
• Storage Temperature Range: -65°C to +150°C

Recommended Operating Conditions

• Supply Voltage (V_CC): 2.7V to 5.5V
• Clock Frequency: 0Hz to 16MHz (dependent on V_CC)
• I/O Pin Current (Sink/Source): ±10mA per pin, ±50mA total

Power Consumption

• Active Mode (5V, 16MHz): 10mA typical
• Idle Mode (5V, 16MHz): 5mA typical
• Power-Down Mode: <1µA typical

Package Information

The COP87L88CF/COP87L84CF microcontrollers are available in multiple package options to accommodate various design requirements. Below are the details for the most common packages:

28-Pin Plastic Dual In-Line Package (PDIP)

• Package Code: N28
• Dimensions: 13.97mm x 7.62mm
• Pin Pitch: 2.54mm

28-Pin Small Outline Integrated Circuit (SOIC)

• Package Code: S28
• Dimensions: 17.9mm x 7.5mm
• Pin Pitch: 1.27mm

32-Pin Quad Flat Package (QFP)

• Package Code: Q32
• Dimensions: 7mm x 7mm
• Pin Pitch: 0.8mm

Conclusion

The COP87L88CF/COP87L84CF OTP microcontrollers provide a flexible and cost-effective solution for embedded control applications. With their robust feature set, including dual 16-bit timers, low-power operation, and compatibility with existing mask ROM devices, they are an excellent choice for developers seeking reliable performance in a variety of industries. The availability of multiple package options further enhances their versatility, making them suitable for both prototyping and high-volume production.