QB-R5F109GE-TB

The QB-R5F109GE-TB is a high-performance 32-bit microcontroller from Renesas Electronics Corporation, based on the ARM Cortex-M0+ core operating at up to 48 MHz. It features 64 KB of flash memory and 16 KB of SRAM, providing sufficient storage for complex embedded applications while maintaining low power consumption. The device supports multiple power-saving modes, including stop mode and deep sleep mode, making it ideal for battery-powered systems requiring long operational life. This microcontroller includes an integrated analog-to-digital converter (ADC) with 12-bit resolution and up to 16 channels, enabling precise sensor interfacing for industrial and consumer applications. It also offers a variety of communication interfaces such as UART, I2C, and SPI, facilitating seamless integration with peripheral devices and external sensors. Additionally, the R5F109GE-TB includes a built-in timer system with up to 12 channels, supporting PWM generation, input capture, and output compare functions for motor control and signal processing tasks. The QB-R5F109GE-TB is equipped with a robust set of peripherals including a 16-bit general-purpose timer, a low-power real-time clock (RTC), and a watchdog timer for system reliability. It supports in-system programming (ISP) and in-application programming (IAP), allowing firmware updates without removing the chip from the circuit board—enhancing maintainability and flexibility in field deployments. The device operates over a wide voltage range from 1.8 V to 3.6 V, ensuring compatibility with various power supply configurations. Designed for energy efficiency, this microcontroller is optimized for use in smart metering, home appliances, automotive electronics, and industrial automation systems. Its compact LQFP48 package makes it suitable for space-constrained designs, while its rich peripheral set reduces the need for external components, lowering overall system cost. The R5F109GE-TB also supports advanced debugging features via SWD (Serial Wire Debug), enabling efficient development and troubleshooting during product design cycles. Renesas provides comprehensive development tools, including the e2 studio IDE and the RL78/G1D compiler, to accelerate software development. The microcontroller’s compliance with industry standards and robust EMI performance make it well-suited for demanding environments where reliability and electromagnetic compatibility are critical.