The TD87C51FA-1 is a microcontroller from Rochester Electronics, part of the 8051 family. It is a widely used 8-bit microcontroller known for its robust architecture and versatility in various embedded applications. As a re-manufactured or continuation part from Rochester Electronics, it ensures availability for legacy systems and long-lifecycle product support.

Applications

• Industrial Control Systems: Used in industrial automation and control applications for machine control and monitoring.
• Embedded Systems: Implemented in various embedded systems for control and data processing.
• Consumer Electronics: Employed in consumer electronic devices such as remote controls, toys, and appliances.
• Automotive Electronics: Used in automotive systems for control and monitoring functions.
• Instrumentation: Utilized in instrumentation equipment for data acquisition and control.

Features

• 8051 Architecture: Based on the industry-standard 8051 architecture.
• On-Chip Memory: Includes on-chip ROM/EPROM/Flash memory for program storage and RAM for data storage.
• Timers/Counters: Features multiple timers/counters for timing and counting functions.
• Serial Communication: Supports serial communication via UART, SPI, or I2C interfaces.
• Interrupt Controller: Includes an interrupt controller for handling external and internal interrupts.

Benefits

• Proven Architecture: The 8051 architecture is well-established and widely supported.
• Versatile Functionality: Provides a wide range of features for various embedded applications.
• Cost-Effective: Offers a cost-effective solution for embedded control.
• Legacy System Support: Ensures availability for legacy systems and long-lifecycle products.
• Easy to Program: Well-documented architecture and development tools make it easy to program.

Additional Details

The TD87C51FA-1 typically operates at a clock frequency of 12 MHz or higher, depending on the specific variant. It features multiple I/O ports that can be configured as inputs or outputs. The device supports various interrupt sources, including timers, serial port, and external interrupt pins. Rochester Electronics ensures that these parts meet original manufacturer specifications, providing a reliable source for components no longer produced by the original manufacturer. Consult Rochester Electronics' documentation for detailed electrical characteristics, pinout diagrams, and programming information.