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Renesas R5F100GEA101FB RL78/G13 Low Power High Function Microcontroller

Shenzhen Mingjiada Electronics Co., Ltd, as a world-renowned independent distributor of electronic components, supplies R5F100GEA101FB RL78/G13 low-power, high-performance microcontrollers. The R5F100GEA101FB microcontroller integrates a rich set of peripheral interfaces and function modules to meet the needs of various complex application scenarios.

R5F100GEA101FB Microcontroller Overview

The R5F100GEA101FB RL78/G13 microcontrollers use advanced low-power process technology to achieve industry-leading power consumption levels while maintaining high performance, making them suitable for battery-powered portable devices and IoT end devices that require long-term operation.

The R5F100GEA101FB integrates a rich set of peripheral interfaces and function modules to meet the needs of various complex application scenarios.

The R5F100GEA101FB RL78/G13 microcontrollers balance the industry's lowest level of current consumption (CPU: 66 μA/MHz, standby (STOP): 230 nA) with high performance of 43.2 DMIPS (32 MHz). They feature on-chip oscillators, data flash memory, A/D converters, and more. The built-in safety function (a function that detects illegal operation of hardware) supports the safety standard for household appliances (IEC/UL 60730). These microcontrollers can be used in a variety of applications ranging from home and consumer appliances to industrial equipment.

R5F100GEA101FB Main Technical Parameters and Features

CPU core: 16-bit high-performance CPU core based on the RL78 architecture, running at up to 32MHz, using the Harvard architecture and three-stage pipeline design to achieve high instruction execution efficiency.

Memory Configuration:

128KB flash programme memory, supports In-Application Programming (IAP) function

10KB RAM data memory, providing sufficient data processing space for complex applications.

4KB Data Flash, analogue EEPROM function, supports 100,000 times of erase and write lifetime

Low power consumption features:

Running mode power consumption: 90μA/MHz (typical)

Standby mode (STOP) power consumption: 0.57μA (typical, RTC operation)

Supports multiple low-power modes: HALT mode, STOP mode, SNOOZE mode, etc.

Rich peripheral interfaces:

Multi-function serial interface: UART, CSI, I2C

Timer unit: 16-bit timer, watchdog timer, real-time clock (RTC)

Analogue front-end: 12-bit A/D converter (up to 24 channels), 8-bit D/A converter

Other functions: DMA controller, low voltage detection (LVD), power-on reset (POR)

Operating Conditions:

Operating voltage range: 1.6V to 5.5V, adaptable to various power supply environments

Operating temperature range: -40°C to +85°C for industrial grade applications4

Package: LQFP-100 package available for PCB layout design and production soldering

The low-power design of the R5F100GEA101FB is of particular interest. The device employs Renesas' proprietary Snooze Mode technology, which allows the CPU to remain dormant while peripherals such as A/D converters are operating, and wake up the CPU only through interrupts when the peripherals have completed their work, thus significantly reducing the overall power consumption of the system. This feature makes it particularly useful in battery-powered portable devices.

In addition, the R5F100GEA101FB microcontroller has strong anti-interference capability and high reliability, and has passed strict industrial-grade certification tests, enabling it to operate stably in industrial sites with complex electromagnetic environments. Its built-in low-voltage detection circuit and watchdog timer further enhance system reliability and prevent system failures caused by power fluctuations or programme runaway.

Application areas of R5F100GEA101FB

Industrial Automation Control

In the field of industrial automation, R5F100GEA101FB can be widely used in:

PLC controllers: using its high-speed processing capability and rich I/O interfaces to achieve logic control, data acquisition and communication functions

Motor control systems: Precise control of brushless DC motors (BLDC) through PWM outputs and encoder interfaces

Industrial Sensors: Combine with built-in ADC and high-precision timer to build industrial sensor nodes for temperature, pressure, flow, etc.

HMI devices: drive touch screen display, process user input, and exchange data with the host computer through the communication interface.

Smart Home and Consumer Electronics

In the field of smart home and consumer electronics, applications for this R5F100GEA101FB microcontroller include:

Smart home appliance control boards: e.g., main control units for home appliances such as air conditioners, washing machines, refrigerators, etc.

IoT terminal devices: connected via Wi-Fi/Bluetooth modules for device networking and remote control

Portable medical devices: such as blood glucose meters, blood pressure monitors, etc., using its low-power characteristics to extend battery life

Intelligent lighting system: LED dimming control, colour adjustment and scene mode management

Automotive electronics systems

Although the R5F100GEA101FB is not a dedicated automotive-grade chip, it is still widely used in the automotive aftermarket and non-safety critical systems:

In-vehicle infotainment systems: audio processing, display control

Body control module: window, door lock, light control

OBD diagnostic devices: vehicle status monitoring and fault diagnosis

Energy management and smart meters

In the field of energy management, this R5F100GEA101FB microcontroller is particularly suitable:

Smart meters: accurate metering, data storage and communication functions

Solar charge controllers: MPPT algorithm implementation, battery management

Energy monitoring systems: real-time collection and analysis of electricity consumption data