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Renesas R7F100GJN3CFA#UA0 - RL78/G23 Series 16-Bit Microcontroller

The R7F100GJN3CFA#UA0 is a high-performance 16-bit microcontroller from Renesas Electronics' RL78/G23 series, engineered for mission-critical applications in automotive, industrial automation, medical devices, and IoT systems. This advanced MCU combines robust processing power with exceptional energy efficiency and comprehensive peripheral integration.

Key Features & Benefits

  • High-Performance RL78 Core: 16-bit architecture running at 32MHz delivers responsive real-time control for demanding embedded applications
  • Generous Memory Resources: 768KB Flash program memory and 48KB RAM provide ample space for complex firmware and data processing
  • Rich Connectivity Options: Integrated CSI, I²C, LINbus, SPI, and UART/USART interfaces enable seamless communication with sensors, displays, and networks
  • Advanced Peripherals: Capacitive touch sensing, PWM outputs, watchdog timer (WDT), low-voltage detection (LVD), and power-on reset (POR) for robust system design
  • Precision Analog: 12-channel 8/10/12-bit ADC and dual 8-bit DAC support accurate sensor measurement and signal generation
  • Wide Operating Range: 1.6V to 5.5V supply voltage and -40°C to 105°C temperature range ensure reliable operation in harsh environments
  • Compact 52-LQFP Package: 10x10mm surface-mount footprint with 44 I/O pins optimizes board space while maintaining design flexibility

Ideal Applications

This microcontroller excels in automotive body control modules, industrial sensor networks, smart home devices, battery-powered IoT endpoints, medical monitoring equipment, and motor control systems where reliability, low power consumption, and rich peripheral integration are essential.

Why Choose HQICKEY?

As an authorized distributor of Renesas semiconductors, HQICKEY guarantees 100% authentic components with full traceability and manufacturer warranty support. Our global logistics network ensures rapid fulfillment for just-in-time procurement, while our technical team provides application support and access to datasheets, reference designs, and development resources.

Related Resources

Explore our complete range of Microcontrollers for aerospace, automotive, industrial, and medical applications. Visit the HQICKEY homepage to discover our full catalog of high-reliability semiconductors, or check our News & Technical Blog for the latest industry insights, application notes, and product announcements.

Product attributes Property Value
Manufacturer Renesas Electronics Corporation
Product Series RL78/G23
Packaging Tray |
Core Processor RL78
Core Size 16-Bit
Speed 32MHz
Connectivity CSI, I2C, LINbus, SPI, UART/USART
Peripherals Capacitive Touch, LVD, POR, PWM, WDT
Number of I/O 44
Program Memory Size 768KB (768K x 8)
Program Memory Type FLASH
EEPROM Size 8K x 8
RAM Size 48K x 8
Voltage - Supply (Vcc/Vdd) 1.6V ~ 5.5V
Data Converters A/D 12x8/10b/12b; D/A 2x8b
Oscillator Type Internal
Operating Temperature -40°C ~ 105°C (TA)
Memory Type Surface Mount
Grade -
Qualification -
Package / Case 52-LQFP (10x10)
Supplier Device Package 52-LQFP