R5F21336TNFP#10

Microcontrollers Overview

The R5F21336TNFP#10 is a 16-bit microcontroller from the Renesas R8C/3x series. It features a 128KB flash program memory, 4KB EEPROM, and 10KB RAM. The device operates at a maximum clock speed of 20MHz with a supply voltage range of 1.8V to 5.5V. It includes an internal oscillator and supports interfaces such as I2C, LINbus, SIO, SSU, and UART/USART. The unit provides 59 I/O lines and integrates peripherals including POR, PWM, voltage detection, and WDT. It utilizes a 64-LQFP package and functions within a temperature range of -20°C to 85°C.

Microcontrollers Feature Summary

• Integrates high-capacity 128KB flash memory for complex application storage alongside dedicated EEPROM.
• Supports versatile communication protocols including LINbus, I2C, and multiple serial interfaces.
• Features built-in analog-to-digital conversion capabilities for sensor interfacing.

Microcontrollers Applications

• Automotive body electronics control modules
• Industrial sensor interface units
• General-purpose embedded control systems

Microcontrollers Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm specific ordering suffixes match exact package and temperature requirements. Check current lifecycle status as availability may vary. Ensure compliance with relevant environmental regulations prior to integration into final assemblies.

Microcontrollers Selection Notes

Select this model when 128KB program space and robust automotive-grade connectivity are required. Compare against lower-memory variants if cost reduction is prioritized over capacity. Verify pin compatibility with existing PCB layouts due to the 64-pin LQFP form factor. Assess peripheral needs against available timer and ADC channels.

Microcontrollers Part Context

This component belongs to the R8C/3x family of 16-bit microcontrollers designed for general-purpose applications. The series emphasizes low power consumption and integrated peripheral sets suitable for cost-sensitive environments. It represents a mature architecture widely used in established industrial and consumer designs.

Microcontrollers Replacement Considerations

Consult official substitution lists for equivalent memory configurations. Verify pinout compatibility before replacing legacy components. Cross-reference electrical specifications to ensure operational margins remain within acceptable limits for the target application environment.