The TMP87C408M-1259 is an 8-bit single-chip microcomputer manufactured by Toshiba Semiconductor and Storage. It's part of the TLCS-870 series, designed for embedded control applications that demand efficient memory management and processing power. Integrating a central processing unit (CPU), read-only memory (ROM), random-access memory (RAM), and various peripheral functions onto a single chip helps reduce system cost and size. The device employs a comprehensive instruction set for efficient code execution and offers features for real-time control. The '-1259' suffix indicates a specific ROM configuration or programming.

Applications

• Consumer Electronics: Used in devices such as VCRs, audio systems, and various home appliances for control and automation.
• Industrial Control Systems: Applied in motor control, process monitoring equipment, and general automation systems.
• Automotive Electronics: Can be found in dashboard controls, engine management systems, and security systems within vehicles.
• Office Automation Equipment: Used in printers, fax machines, and photocopiers for controlling various functions.

Features

• 8-bit CPU: Provides adequate processing power for numerous control applications.
• On-chip ROM: Stores program code, which can eliminate the need for external memory components.
• On-chip RAM: Offers working memory for data manipulation during program execution.
• Timers/Counters: Enable precise timing and counting operations essential for real-time control tasks.
• Serial Communication Interface: Facilitates data exchange with external devices, including sensors, actuators, and other microcontrollers.
• Input/Output (I/O) Ports: Allow interaction with external components and sensors.
• Interrupt Controller: Enables responses to external events in a timely fashion.

Benefits

• Integration: Lowers system costs and reduces size by integrating several functions onto one chip.
• Flexibility: Easily programmed to manage various control operations.
• Real-time Performance: Capable of managing precise timing and control for real-time applications.
• Low Power Consumption: Suitable for use in portable and battery-powered systems.
• Reliability: Designed to operate effectively in challenging conditions.

Additional Details

The TMP87C408M-1259 operates within specific voltage and temperature parameters detailed in Toshiba's documentation. ROM and RAM capacity, along with the quantity of I/O ports, varies depending on the configuration. It typically requires an external clock for operation. Further details about mask options and ROM contents for the '-1259' variant can be found in the device's datasheet.