The MR82C54/B is a programmable interval timer manufactured by Intersil. It is a versatile device commonly used for generating accurate timing signals, counting events, and controlling peripheral devices in a wide range of embedded systems. This timer is a crucial component in applications requiring precise timing and control, such as industrial automation, data acquisition, and process control systems.

Applications

• Industrial automation
• Data acquisition systems
• Process control systems
• Embedded systems
• Frequency generation
• Real-time clocks
• Motor control

Features

• Three independent 16-bit counters
• Six programmable counter modes
• Binary or BCD counting
• Read/write capability for all counters
• Single 5V power supply
• TTL compatible inputs and outputs

Benefits

• Precise timing control: The MR82C54/B provides accurate timing signals for a variety of applications, ensuring reliable system operation.
• Versatility: With six programmable counter modes, the device can be configured to perform a wide range of timing and counting functions.
• Flexibility: The ability to read and write to all counters allows for dynamic control of the timer, enabling adaptive system behavior.
• Easy integration: TTL compatible inputs and outputs simplify integration with other digital components.
• Cost-effectiveness: The MR82C54/B is a cost-effective solution for implementing timing and control functions in embedded systems.

The MR82C54/B contains three independent 16-bit counters, each of which can be programmed to operate in one of six different modes. These modes include interrupt on terminal count, programmable one-shot, rate generator, square wave generator, hardware triggered strobe, and software triggered strobe. The counters can be programmed to count in either binary or BCD format. The device operates from a single 5V power supply and is available in a variety of packages, including DIP and PLCC. Its versatile functionality and ease of use make it a popular choice for a wide range of embedded systems applications.