The TMP47C422FJD61 is a single-chip 4-bit microcomputer manufactured by Toshiba Semiconductor and Storage. It's part of the TMP47C42x series, designed for various control applications. This microcomputer integrates a CPU, ROM, RAM, I/O ports, and other peripheral functions onto a single chip, making it suitable for cost-sensitive and space-constrained applications.

Applications

• Consumer Electronics: Remote controls, toys, and small appliances.
• Industrial Control: Simple automation tasks, motor control, and sensor interfacing.
• Automotive: Dashboard controls, lighting systems, and basic engine management functions.
• Security Systems: Keypad entry systems, alarm controllers, and access control devices.

Features

• 4-Bit CPU: Executes instructions to control peripheral functions and manage data.
• On-Chip ROM: Stores the program code for the microcomputer.
• On-Chip RAM: Provides temporary storage for data and variables during program execution.
• I/O Ports: Enable the microcomputer to interface with external devices, such as sensors, actuators, and displays.
• Timers/Counters: Provide timing and counting functions for various applications.
• Interrupt Controller: Manages interrupt requests from peripheral devices.

Benefits

• Low Cost: Integrated design minimizes component count and reduces system cost.
• Small Size: Single-chip solution saves space and simplifies board layout.
• Low Power Consumption: Suitable for battery-powered applications.
• Ease of Use: Simple architecture and instruction set make it easy to program.
• Reliability: Toshiba's manufacturing processes ensure high reliability and long-term performance.

Additional Details

The TMP47C422FJD61 operates within a specific voltage range and temperature range, which are detailed in the datasheet. It supports various clock speeds and instruction cycles. The amount of ROM and RAM varies depending on the specific configuration. It also features multiple I/O ports that can be individually configured as inputs or outputs. The packaging is typically a plastic DIP or QFP.