Model No: R7FA2L1A92DFL
Renesas Electronics Corporation R7FA2L1A92DFL
Manufacturer: Renesas Electronics Corporation
SEMICON NO.: R7FA2L1A92DFL
Package: 48-LFQFP
Stock: In stock
Description: ARM Cortex-M23 RA2L1 MCU 32-Bit 48MHz 128KB FLASH
SEMICON NO.: R7FA2L1A92DFL
Package: 48-LFQFP
Stock: In stock
Description: ARM Cortex-M23 RA2L1 MCU 32-Bit 48MHz 128KB FLASH
Quantity :
| Mfr | Renesas Electronics Corporation |
| Device Type | 32-bit General-Purpose Microcontroller (MCU) |
| Core Processor | Arm Cortex-M23 |
| Core Size | 32-bit Single-Core |
| Maximum CPU Speed | 48 MHz |
| Program Memory (Code Flash) | 128 KB |
| SRAM | 32 KB (with ECC) |
| Data Flash | 8 KB |
| A/D Converter (ADC12) | 12-bit 9 channels |
| D/A Converter (DAC12) | 12-bit 1 channel |
| Analog Comparators | 2 channels |
| Temperature Sensor | 1 channel |
| General-Purpose I/O Pins | 37 |
| Communication Interfaces | SCI/UART (5x), SPI (2x), I²C (2x), CAN (1x) |
| Supply Voltage | 1.6 V to 5.5 V |
| Operating Temperature | -40°C to +85°C |
| Package | 48-LFQFP |
| Mounting Type | Surface Mount |
| Compliance | RoHS Compliant |
The R7FA2L1A92DFL is a low-power 32-bit general-purpose microcontroller from Renesas RA2L1 series, housed in a 48-LFQFP package. This RA2L1 MCU is built around an Arm Cortex-M23 core running at up to 48MHz, integrates 256KB Flash program memory, 32KB SRAM, and rich analog/digital peripherals, supporting wide 1.6V to 5.5V supply voltage range, making it an ideal cost-effective solution for battery-powered and industrial edge embedded applications.
Key Features and Highlights
● High-Efficiency Cortex-M23 Core: Implements Armv8-M architecture with TrustZone security extension, delivering excellent processing performance while supporting hardware-level embedded security for sensitive data protection.
● Ultra-Low Power Consumption: Achieves 90µA/MHz active current and down to 0.5µA deep standby current, significantly extending battery life for energy-constrained portable devices.
● Wide Supply Voltage Compatibility: Operates stably from 1.6V to 5.5V, directly supporting single-cell alkaline battery and 5V USB power supplies without requiring an extra LDO regulator.
● Rich Integrated Peripherals: Equipped with a 12-bit 1MSPS ADC, high-speed comparators, multiple advanced timers, and extended serial interfaces (UART/SPI/I2C), eliminating most external expansion chips.
Frequently Asked Questions (FAQ)
Q: What is the core advantage of the Cortex-M23 core over traditional Cortex-M0+?
A: It adds the Arm TrustZone hardware security extension, enabling isolated secure execution environments to protect firmware and sensitive user data from unauthorized access and tampering.
● High-Efficiency Cortex-M23 Core: Implements Armv8-M architecture with TrustZone security extension, delivering excellent processing performance while supporting hardware-level embedded security for sensitive data protection.
● Ultra-Low Power Consumption: Achieves 90µA/MHz active current and down to 0.5µA deep standby current, significantly extending battery life for energy-constrained portable devices.
● Wide Supply Voltage Compatibility: Operates stably from 1.6V to 5.5V, directly supporting single-cell alkaline battery and 5V USB power supplies without requiring an extra LDO regulator.
● Rich Integrated Peripherals: Equipped with a 12-bit 1MSPS ADC, high-speed comparators, multiple advanced timers, and extended serial interfaces (UART/SPI/I2C), eliminating most external expansion chips.
Frequently Asked Questions (FAQ)
Q: What is the core advantage of the Cortex-M23 core over traditional Cortex-M0+?
A: It adds the Arm TrustZone hardware security extension, enabling isolated secure execution environments to protect firmware and sensitive user data from unauthorized access and tampering.
Compatible Alternative Microcontroller List
1. R7FA2L1AB2DFL: A pin-compatible higher-density variant with 512KB Flash, doubling program memory space for more complex application logic.
2. STM32L051R8T6: An ultra-low-power Cortex-M0+ MCU from STMicroelectronics, offering comparable power performance as a mature cross-vendor alternative.
3. PIC32CM1216MC00048-I/M5: A low-power 32-bit MCU from Microchip, integrating hardware security peripherals for cost-sensitive secure IoT applications.
4. R7FA4M1AB3CFM: A higher-performance RA4M1 series MCU with Cortex-M4 core, serving as a natural performance upgrade path for future design iterations.
1. R7FA2L1AB2DFL: A pin-compatible higher-density variant with 512KB Flash, doubling program memory space for more complex application logic.
2. STM32L051R8T6: An ultra-low-power Cortex-M0+ MCU from STMicroelectronics, offering comparable power performance as a mature cross-vendor alternative.
3. PIC32CM1216MC00048-I/M5: A low-power 32-bit MCU from Microchip, integrating hardware security peripherals for cost-sensitive secure IoT applications.
4. R7FA4M1AB3CFM: A higher-performance RA4M1 series MCU with Cortex-M4 core, serving as a natural performance upgrade path for future design iterations.
