Renesas' RA4E2 microcontrollers belong to the RA4 series and are the most optimized products in this lineup. These microcontrollers are based on the 100 MHz Arm Cortex-M33 core and offer a smaller package size, lower pin-count options, and a more optimized feature set compared to the existing RA4E1 model. The RA4E2 maintains the same performance range while introducing previously unavailable interfaces such as I³C, CAN FD, and HDMI CEC.
The RA4E2 microcontrollers serve as an excellent entry point to the RA family, providing usability, a competitive price range, and scalability to other mainstream line products. Customers can leverage the enhanced entry-line product to develop high-performance applications even when faced with strict size and cost restrictions. Moreover, Renesas FSP (Flexible Software Package) offers customers an easy-to-use development environment. By utilizing FSP's small memory footprint HAL (Hardware Abstraction Layer) drivers and peripheral drivers, along with software scalability across the entire RA family, customers can significantly reduce development resources and time.
In summary, Renesas' RA4E2 microcontrollers are well-suited for a variety of applications, including fingerprint readers, massage chairs, and home entertainment. With their optimized features, smaller packages, and expanded interface options, these microcontrollers enable high-performance applications within stringent size and cost limitations. Additionally, the user-friendly Renesas FSP development environment further enhances the development process, allowing customers to streamline their projects effectively.
100 MHz Arm Cortex-M33
128 kB Flash Memory and 40 kB SRAM
4 kB Flash to store data as in EEPROM
Scalable from 32-pin to 64-pin packages
General PWM timer
12-bit A/D converter and DAC
SCI (UART, Simple SPI, Simple I²C), SPI, and I³C
USB FS device
CAN FD, and SSI
HDMI CEC
General-purpose
Smart home: fan control and water dispensers
Consumer: gaming, DSC cameras, printers, and home entertainment
PC; fingerprint readers and headphones
Building automation: voice control
Medical: beds and massage chairs
Industrial: sensors, optical modules, sensor hubs, and tracking
Metering: communication modules
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