The R5F21274SN449FP#W4 is a microcontroller from the Renesas R8C/2x series, specifically the R8C/27 Group. This microcontroller is designed for embedded control applications requiring a balance of processing power, memory, and peripheral features while maintaining low power consumption. It's particularly well-suited for applications in consumer electronics, industrial control, and automotive sub-systems.

Applications

• Consumer Electronics (e.g., remote controls, small appliances)
• Industrial Control Systems (e.g., motor control, sensor interfaces)
• Automotive Sub-Systems (e.g., body control, lighting)
• Medical Devices (e.g., portable monitors)
• Security Systems (e.g., alarm panels)

Features

• R8C CPU Core
• 16KB Flash Memory
• 768 Bytes RAM
• 10-bit A/D Converter
• Timers (Timer A, Timer B)
• Serial Communication Interface (UART)
• I/O Ports
• Low Power Consumption
• On-Chip Debugging

Benefits

• Provides sufficient memory for moderate-sized embedded applications.
• Enables analog signal processing and control.
• Facilitates serial data communication with other devices.
• Offers flexible I/O capabilities for interfacing with external components.
• Extends battery life in portable applications.
• Simplifies debugging and development process.

Additional Details

The R5F21274SN449FP#W4 operates at a clock frequency of up to 20 MHz. It includes a 10-bit A/D converter with multiple channels. The UART interface supports asynchronous communication. The microcontroller is housed in a 44-pin QFP (Quad Flat Package). Its low power modes allow for significant energy savings in battery-powered applications. The on-chip debugging interface supports various debugging tools, facilitating code development and testing.