Overview
The STM32L496RGT6TR is an ultra-low-power microcontroller from STMicroelectronics, part of the STM32L496xx series. It is based on the high-performance Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 80 MHz. The Cortex-M4 core includes a Floating Point Unit (FPU) that supports all Arm® single-precision data-processing instructions and data types, along with a full set of DSP instructions and a Memory Protection Unit (MPU) for enhanced application security.
The device is designed for low-power applications, featuring advanced power management with FlexPowerControl, and it supports a wide range of operating temperatures from -40 °C to 85/125 °C.
Key Specifications
| Parameter | Value |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU |
| Frequency | Up to 80 MHz |
| Memory | Up to 1 MB flash, 320 KB SRAM |
| Power Supply | 1.71 V to 3.6 V |
| Operating Temperature | -40 °C to 85/125 °C |
| ADCs | Up to three fast 12-bit ADCs (5 Msps) |
| DACs | Two 12-bit DAC output channels |
| Timers | 16 timers (including 2x 16-bit advanced motor-control, 2x 32-bit, and 5x 16-bit general purpose) |
| Communication Interfaces | USB OTG 2.0, 2x SAIs, 4x I2C, 5x U(S)ARTs, 3x SPIs, 2x CANs (2.0B Active), SDMMC |
| Capacitive Sensing Channels | Up to 24 channels |
| Integrated Peripherals | 2 operational amplifiers, 2 comparators, LCD driver 8x40 or 4x44 with internal step-up converter |
Key Features
- Ultra-Low Power Consumption: Features like FlexPowerControl, 320 nA in VBAT mode, 25 nA Shutdown mode, and 108 nA Standby mode make it highly energy-efficient.
- Advanced Core: Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait-state execution from flash memory.
- Rich Analog Peripherals: Includes up to three fast 12-bit ADCs, two 12-bit DAC output channels, two operational amplifiers, and two ultra-low-power comparators.
- Extensive Communication Interfaces: Supports USB OTG 2.0, serial audio interfaces, I2C, USARTs, SPIs, CANs, and SDMMC.
- Capacitive Sensing: Up to 24 capacitive sensing channels for touchkey, linear, and rotary touch sensors.
- Integrated LCD Driver: Supports 8x40 or 4x44 LCD with an internal step-up converter.
Applications
- Industrial Automation: Suitable for motor control, sensor interfaces, and other industrial automation tasks due to its advanced motor control timers and rich analog peripherals.
- Medical Devices: The ultra-low power consumption and advanced analog capabilities make it ideal for medical devices that require precise measurements and low energy usage.
- Consumer Electronics: Can be used in various consumer electronics such as smart home devices, wearables, and other IoT applications.
- Automotive Systems: Applicable in automotive systems that require robust communication interfaces and low power consumption.
Q & A
- What is the core architecture of the STM32L496RGT6TR?
The STM32L496RGT6TR is based on the Arm® 32-bit Cortex®-M4 CPU with a Floating Point Unit (FPU).
- What is the maximum operating frequency of the STM32L496RGT6TR?
The maximum operating frequency is up to 80 MHz.
- What are the power supply requirements for the STM32L496RGT6TR?
The device operates with a power supply of 1.71 V to 3.6 V.
- What types of memory does the STM32L496RGT6TR have?
The device has up to 1 MB of flash memory and 320 KB of SRAM.
- What are the key analog peripherals of the STM32L496RGT6TR?
The device includes up to three fast 12-bit ADCs, two 12-bit DAC output channels, two operational amplifiers, and two ultra-low-power comparators.
- Does the STM32L496RGT6TR support capacitive sensing?
Yes, it supports up to 24 capacitive sensing channels.
- What communication interfaces are available on the STM32L496RGT6TR?
The device supports USB OTG 2.0, serial audio interfaces, I2C, USARTs, SPIs, CANs, and SDMMC.
- What is the operating temperature range of the STM32L496RGT6TR?
The operating temperature range is from -40 °C to 85/125 °C.
- Does the STM32L496RGT6TR have an integrated LCD driver?
Yes, it supports an 8x40 or 4x44 LCD with an internal step-up converter.
- What are some typical applications of the STM32L496RGT6TR?
It is suitable for industrial automation, medical devices, consumer electronics, and automotive systems.
