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The R7FA4L1BD4CNE is one of the models of the RA4L1 series microcontroller (MCU) from (Renesas). It uses ARM Cortex-M33 as the core and can be used up to 80MHz. The following are its key features:

80MHz ARM Cortex-M33 with TrustZone

512KB dual-group flash memory supporting BGO

64KB SRAM, 32KB parity and 32KB ECC

8KB data flash memory

168µA/MHz active current, 1.65µA standby current

Fast wake-up <3.5μs (from MOCO)

Six SCI (UART, Simple SPI, Simple I2C)

Two low-power UArts, supporting 32kHz

SPI/I2C multi-host interface

I3C interface

USB 2.0FS

CAN FD

Four-channel SPI with XIP

32-bit and 16-bit timers, 32-bit ultra-low power timers

Two watchdog timers

Real-time Clock (RTC

12-bit ADC and 12-bit DAC

Low-power analog comparator

Temperature sensor

8 48-segment LCD drivers

12-channel capacitive touch

Serial Audio Interface (SSI

Advanced security engine, supporting TRNG, Unique ID, AES, ECC and SHA

Description

R7FA4L1BD4CNE is a low-power 32-bit microcontroller (MCU) based on the Arm® Cortex®-M33 (CM33) core that supports TrustZone®, achieving an ideal balance of low operating voltage, low power consumption and high performance. The operating voltage of R7FA4L1BD4CNE is as low as 1.6V, and the standby current is as low as 1.65µ A. It also features multiple low-power functions, allowing users to dynamically optimize power consumption/performance according to application requirements.

The R7FA4L1BD4CNE MCU features low power consumption, such as a segment code LCD display driver and an advanced security engine, as well as RTC, ADC and timer. This R7FA4L1BD4CNE also integrates communication interfaces such as CAN FD, USB 2.0FS (no external crystal oscillator required), I2C/I3C and low-power UART, making it highly suitable for industrial automation, home appliances, smart home, consumer goods, building/home automation and medical/healthcare applications.

Typical applications

The R7FA4L1BD4CNE microcontroller is widely used in the following fields:

Electrical appliances, small electrical appliances, household appliances

Smart home and building automation: Access control systems, internal communication systems, thermostats, security panels, alarm sensors, smart locks, voice recognition

Office automation: Asset management, printers, QR code readers, fingerprint scanners

Healthcare: Heart rate monitors, blood glucose meters, blood oxygen meters, blood pressure monitors

Artificial intelligence speech recognition application

For more information

If you need to purchase the R7FA4L1BD4CNE microcontroller, please visit the official website of Mingjiada (www.hkmjd.com) for consultation.