Overview
The STM32L4A6RGT6P is an ultra-low-power microcontroller from STMicroelectronics, based on the high-performance Arm® Cortex®-M4 32-bit RISC core. This device operates at a frequency of up to 80 MHz and features a Floating Point Unit (FPU) that supports all Arm® single-precision data-processing instructions and data types. It also includes a full set of DSP instructions and a memory protection unit (MPU) to enhance application security.
The STM32L4A6RGT6P is part of the STM32L4A6xG family, which is known for its low power consumption and advanced peripherals. It is suitable for a wide range of applications requiring high performance and low energy usage.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, up to 80 MHz |
| Memory | 1 MB flash, 320 KB SRAM |
| Power Supply | 1.71 V to 3.6 V |
| Temperature Range | -40 °C to +85 °C / +125 °C |
| Package | LQFP 64 10x10x1.4 mm |
| ADCs | Up to 3 fast 12-bit ADCs (5 Msps) |
| DACs | 2x 12-bit DAC output channels |
| Timers | 16 timers: 2x 16-bit advanced motor-control, 2x 32-bit, 5x 16-bit general purpose, 2x 16-bit basic, 2x low-power 16-bit timers |
| Communication Interfaces | USB OTG 2.0 full-speed, 4x I2C, 3x SPI, 5x USARTs, 2x CANs, SDMMC, SWPMI, etc. |
| Security Features | AES and HASH hardware accelerators, readout protection, write protection, proprietary code readout protection, Firewall |
Key Features
- Ultra-low-power with FlexPowerControl, offering various power-saving modes.
- High-speed memories: 1 MB flash, 320 KB SRAM.
- Advanced peripherals: up to three fast 12-bit ADCs, two operational amplifiers, two ultra-low-power comparators, and two DAC channels.
- Extensive range of communication interfaces including USB OTG 2.0 full-speed, I2C, SPI, USARTs, CANs, and SDMMC.
- Integrated LCD driver 8x40 or 4x44 with internal step-up converter.
- Up to 24 capacitive sensing channels and support for touchkey, linear, and rotary touch sensors.
- AES and HASH hardware accelerators for enhanced security.
- Dedicated Chrom-ART Accelerator for enhanced graphic content creation (DMA2D).
- True random number generator, CRC calculation unit, and 96-bit unique ID.
Applications
- Industrial automation and control systems.
- Medical devices requiring low power consumption and high performance.
- Consumer electronics such as smart home devices and wearables.
- Automotive systems, including infotainment and driver assistance.
- IoT devices and smart sensors.
- Energy metering and monitoring systems.
Q & A
- What is the core architecture of the STM32L4A6RGT6P?
The STM32L4A6RGT6P is based on the Arm® 32-bit Cortex®-M4 CPU with a Floating Point Unit (FPU), operating at up to 80 MHz.
- What is the memory configuration of the STM32L4A6RGT6P?
The device features 1 MB of flash memory and 320 KB of SRAM.
- What is the power supply range for the STM32L4A6RGT6P?
The device operates from a power supply of 1.71 V to 3.6 V.
- What are the key security features of the STM32L4A6RGT6P?
The device includes AES and HASH hardware accelerators, readout protection, write protection, proprietary code readout protection, and Firewall.
- What communication interfaces are available on the STM32L4A6RGT6P?
The device features USB OTG 2.0 full-speed, four I2Cs, three SPIs, five USARTs, two CANs, SDMMC, SWPMI, and more.
- What are the power-saving modes available on the STM32L4A6RGT6P?
The device offers various power-saving modes including Shutdown, Standby, Stop 2, and Batch Acquisition Mode (BAM).
- What is the temperature range for the STM32L4A6RGT6P?
The device operates in the -40 °C to +85 °C / +125 °C temperature range.
- What type of package is the STM32L4A6RGT6P available in?
The device is available in an LQFP 64 10x10x1.4 mm package.
- Does the STM32L4A6RGT6P support capacitive sensing?
Yes, the device supports up to 24 capacitive sensing channels.
- What is the purpose of the Chrom-ART Accelerator in the STM32L4A6RGT6P?
The Chrom-ART Accelerator is dedicated to enhanced graphic content creation (DMA2D).
