R5F21142SP#U0

Microcontrollers Overview

The R5F21142SP#U0 is a 16-bit microcontroller from the Renesas R8C/1x/14 series, built on the R8C CPU core. It features 8KB of flash program memory and 512 bytes of RAM. The device operates at a maximum clock frequency of 20MHz with an internal oscillator. It includes a 10-bit analog-to-digital converter with four channels. Power supply ranges from 2.7V to 5.5V, supporting surface-mount installation in a 20-LSSOP package.

Microcontrollers Feature Summary

• Integrates the R8C 16-bit CPU core for efficient instruction execution.
• Includes a 10-bit A/D converter with four input channels for signal acquisition.
• Supports serial communication interfaces including SIO, SSU, and UART/USART.
• Equipped with internal peripherals such as LED drivers, power-on reset, voltage detection, and watchdog timer.

Microcontrollers Applications

• Industrial control systems requiring robust peripheral integration
• Consumer appliances utilizing low-voltage operation
• General-purpose embedded applications needing serial communication

Microcontrollers Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for specific environmental declarations. Review Product Change Notices (PCN) regarding packaging or labeling updates. Ensure design-in compatibility with existing system requirements before procurement.

Microcontrollers Selection Notes

Select this component for designs requiring the R8C architecture with moderate I/O capabilities. Compare against other R8C/1x variants based on pin count and peripheral availability. Consider the 20-LSSOP package constraints for PCB layout. Evaluate thermal performance within the specified operating temperature range.

Microcontrollers Part Context

This part belongs to the R8C/1x/14 group within the broader R8C family. It shares architectural similarities with other members like the R5F21152SP#U0 but differs in specific peripheral configurations. The R8C series is known for high performance and low power consumption in 16-bit applications.

Microcontrollers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Renesas resources for potential cross-references or next-generation alternatives such as the RL78/G12 Group.