The COP8CCR91MT8 is an 8-bit microcontroller manufactured by National Semiconductor, which is now part of Texas Instruments (TI). As a member of the COP8 family, it is designed for various embedded control applications where cost-effectiveness and ease of implementation are important. Microcontrollers integrate a CPU, memory, and peripherals on a single chip.

Applications

• Appliance control (e.g., washing machines, refrigerators)
• Consumer electronics (e.g., remote controls, toys)
• Industrial control systems
• Automotive applications
• Security systems

Features

• 8-bit CPU core
• On-chip ROM or EPROM for program storage
• On-chip RAM for data storage
• Multiple I/O ports for interfacing with external devices
• Timers and counters for timing and control functions

Benefits

• Low cost solution for embedded systems
• Reduced component count, simplifying design
• Easy to program and debug using standard tools
• Small package size for compact designs
• Integrated peripherals reduce external component requirements

Key specifications of the COP8CCR91MT8 include the size of its ROM/EPROM and RAM, the number and type of I/O pins, the operating voltage range, and the available interrupt sources. Detailed information, including memory maps, pin configurations, electrical characteristics, and programming details, can be found in the official National Semiconductor (TI) datasheet for the COP8CCR91MT8.