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Renesas R5F21332CDFP#51 Microcontroller Overview

The R5F21332CDFP#51 is a high-performance 16-bit microcontroller from Renesas Electronics' R8C/33C series, designed for embedded applications requiring reliable processing, low power consumption, and comprehensive peripheral integration. This MCU features an R8C core running at 20MHz, 8KB Flash program memory, 4KB EEPROM, and 1KB RAM, making it ideal for automotive control systems, industrial automation, medical devices, and telecommunications equipment.

Key Features & Benefits

  • 16-Bit R8C Core: Delivers efficient processing for real-time control applications
  • 20MHz Operating Speed: Ensures fast execution and responsive system performance
  • 8KB Flash Memory: Provides ample program storage with in-system programmability
  • Wide Voltage Range (1.8V - 5.5V): Supports diverse power supply configurations
  • 27 I/O Pins: Offers flexible connectivity for sensors, actuators, and communication interfaces
  • Advanced Peripherals: Includes 12-channel 10-bit ADC, 2-channel 8-bit DAC, PWM, WDT, and voltage detection
  • Multiple Communication Protocols: I2C, LINbus, SIO, SSU, UART/USART for versatile system integration
  • Extended Temperature Range (-40°C to 85°C): Suitable for harsh industrial and automotive environments
  • Compact 32-LQFP Package (7x7mm): Space-efficient surface mount design

Applications

The R5F21332CDFP#51 is engineered for demanding embedded applications including:

  • Automotive body control modules and dashboard systems
  • Industrial motor control and process automation
  • Medical monitoring and diagnostic equipment
  • Smart metering and energy management systems
  • Consumer electronics and home appliances
  • Telecommunications infrastructure

Why Choose HQICKEY?

At HQICKEY, we specialize in providing authentic, high-quality semiconductor components with full traceability and long lifecycle availability. Our extensive inventory includes a comprehensive range of microcontrollers from leading manufacturers, backed by technical support and competitive pricing for both prototype and volume production requirements.

For the latest technical insights, application notes, and industry trends, visit our technical blog where we share expert knowledge on component selection, design optimization, and emerging technologies in the semiconductor industry.

Order the R5F21332CDFP#51 today and experience reliable performance for your next embedded design project.

Product attributes Property Value
Manufacturer Renesas Electronics Corporation
Product Series R8C/33C
Packaging |
Core Processor R8C
Core Size 16-Bit
Speed 20MHz
Connectivity I2C, LINbus, SIO, SSU, UART/USART
Peripherals POR, PWM, Voltage Detect, WDT
Number of I/O 27
Program Memory Size 8KB (8K x 8)
Program Memory Type FLASH
EEPROM Size 4K x 8
RAM Size 1K x 8
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V
Data Converters A/D 12x10b; D/A 2x8b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Memory Type Surface Mount
Grade -
Qualification -
Package / Case 32-LQFP (7x7)
Supplier Device Package 32-LQFP