• R5F102AAASP#50 LSSOP-30


Suitable for temperature range of -40 to +85 degrees Celsius


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Overview of R5F102AAASP#50

The R5F102AAASP#50 is a 16-bit microcontroller from Renesas Electronics that offers high performance and low power consumption. It features a built-in flash memory and a rich set of peripherals, making it suitable for a wide range of embedded applications.


(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VCC: Positive Power Supply
  • GND: Ground Connection
  • RESET: Reset Pin
  • XTAL1: Oscillator Input
  • XTAL2: Oscillator Output
  • PORTx: General Purpose I/O Ports
  • TxD: Transmit Data Pin
  • RxD: Receive Data Pin
  • ANx: Analog Input Pins
  • SPI: Serial Peripheral Interface Pins
  • I2C: Inter-Integrated Circuit Pins

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the R5F102AAASP#50 microcontroller for a visual representation.

Key Features

  • High-Performance 16-bit CPU: The R5F102AAASP#50 features a powerful 16-bit CPU core for efficient processing.
  • Flash Memory: Built-in flash memory for program storage and data retention.
  • Low Power Consumption: Optimized power management for energy-efficient operation.
  • Rich Peripheral Set: Includes a variety of peripherals such as UART, SPI, I2C, and analog inputs for versatile connectivity.
  • Flexible I/O Ports: General-purpose I/O ports for custom interfacing with external devices.

Note: For detailed technical specifications, please refer to the R5F102AAASP#50 datasheet.


  • Embedded Systems: Ideal for embedded system applications requiring high performance and low power consumption.
  • IoT Devices: Suitable for IoT devices that need connectivity and processing capabilities.
  • Industrial Automation: Used in industrial automation systems for control and monitoring functions.


The R5F102AAASP#50 microcontroller is a versatile solution for embedded applications, offering a balance of performance and power efficiency. It enables developers to create smart and connected systems with ease.

Usage Guide

  • Power Supply: Connect the VCC (Pin) to the positive power supply and GND (Pin) to ground.
  • Peripheral Connections: Interface external devices using the available I/O pins and communication interfaces.
  • Programming: Utilize the built-in flash memory for storing application code and data.

Frequently Asked Questions

Q: Can the R5F102AAASP#50 operate at high clock speeds?
A: The R5F102AAASP#50 supports various clock speeds for flexible performance optimization.

Q: Is the R5F102AAASP#50 suitable for battery-powered devices?
A: Yes, the R5F102AAASP#50's low power consumption makes it well-suited for battery-powered applications.


For similar functionalities, consider these alternatives to the R5F102AAASP#50:

  • R5F104AAASP#50: A similar microcontroller with enhanced features and performance capabilities.
  • R5F101AAASP#50: This microcontroller offers comparable functionality with slight variations in peripherals.



The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

PLP 2033 Dec Program Memory (KB) 16
RAM (KB) 2 Lead Count (#) 30
Temp. Range -40 to 85°C Data Flash (KB) 2
I/O Ports 26 Timer 12-bit x 1-ch, 16-bit x 8-ch
ADC 10-bit x 8-ch

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