The TN87C196KR is a 16-bit microcontroller manufactured by Intel, now supplied by Rochester Electronics. It's part of the MCS-96 family and is designed for embedded control applications requiring real-time processing capabilities. Rochester Electronics continues to provide this device, ensuring its availability for legacy systems and new designs.

Applications:

• Motor Control: Controlling the speed and position of electric motors in various applications.
• Industrial Automation: Programmable Logic Controllers (PLCs), process control systems, and robotics.
• Automotive Systems: Engine management systems, anti-lock braking systems (ABS), and transmission control.
• Data Acquisition: Collecting data from sensors and converting it to digital format.
• Real-Time Control Systems: Applications requiring precise timing and control, such as robotics and process control.

Features:

• 16-Bit Architecture: Provides efficient data processing and addressing capabilities.
• On-Chip RAM and ROM: Includes internal memory for program storage and data manipulation.
• PWM Outputs: Generates Pulse-Width Modulated (PWM) signals for motor control and other applications.
• A/D Converter: Converts analog signals to digital format for sensor interfacing.
• Serial Communication Interfaces: Supports serial communication protocols such as UART and SPI.

Benefits:

• Real-Time Performance: Provides fast and deterministic response for real-time control applications.
• Integrated Peripherals: Reduces the need for external components, simplifying system design.
• Flexible Architecture: Supports a wide range of embedded control applications.
• Reliable Operation: Designed for reliable performance in demanding industrial environments.
• Continued Availability: Rochester Electronics ensures continued availability of this legacy device.

The TN87C196KR microcontroller includes a variety of peripherals, such as timers, counters, and serial communication interfaces. The device is programmable using assembly language or high-level languages such as C. The microcontroller's architecture includes a register-to-register instruction set, providing fast and efficient data processing. The on-chip A/D converter allows for direct interfacing with analog sensors. The device's PWM outputs can be used to control the speed and direction of electric motors. It's important to consult the manufacturer's documentation for detailed specifications and programming information. Rochester Electronics provides support for this device, including datasheets, application notes, and programming tools.