Overview
The STM32L496VET6TR is an ultra-low-power microcontroller from STMicroelectronics, part of the STM32L496xx family. It is based on the high-performance Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 80 MHz. The device features a Floating Point Unit (FPU) that supports all Arm® single-precision data-processing instructions and includes a full set of DSP instructions and a Memory Protection Unit (MPU) for enhanced application security.
This microcontroller is designed for low-power applications, offering various power-saving modes and a wide range of peripherals and interfaces. It is suitable for applications requiring high performance, low power consumption, and advanced features such as LCD driving, capacitive sensing, and encryption hardware accelerators.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, up to 80 MHz |
| Memory | Up to 1 MB flash, 320 KB SRAM |
| ADCs | Up to three 12-bit ADCs, 5 Msps |
| DACs | Two 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, 3x USART, 2x UART, 2x CAN, 1x Low-Power UART, 2x SAIs, 1x SDMMC |
| Power Supply | 1.71 to 3.6 V, with independent supply options for various peripherals |
| Temperature Range | -40 °C to +85 °C (+105 °C junction), -40 °C to +125 °C (+130 °C junction) |
| Package | LQFP 100 14x14x1.4 mm |
Key Features
- Ultra-low-power with FlexPowerControl, offering various power-saving modes such as Shutdown, Standby, and Stop modes.
- Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait-state execution from flash memory.
- Dedicated Chrom-ART Accelerator for enhanced graphic content creation (DMA2D).
- Integrated LCD driver 8x40 or 4x44 with internal step-up converter.
- Up to 24 capacitive sensing channels supporting touchkey, linear, and rotary touch sensors.
- Encryption hardware accelerator: HASH (SHA-256).
- External memory interface for static memories supporting SRAM, PSRAM, NOR, and NAND memories.
- Dual-flash Quad SPI memory interface.
- Rich analog peripherals including operational amplifiers, comparators, and DACs.
- Comprehensive set of communication interfaces including USB OTG, I2C, SPI, USART, UART, CAN, and SDMMC.
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 STM32L496VET6TR?
The STM32L496VET6TR is based on the Arm® 32-bit Cortex®-M4 CPU with a Floating Point Unit (FPU), operating at up to 80 MHz.
- What are the memory specifications of the STM32L496VET6TR?
The device features up to 1 MB of flash memory and 320 KB of SRAM.
- What are the power-saving modes available on the STM32L496VET6TR?
The device offers various power-saving modes including Shutdown, Standby, and Stop modes, with current consumption as low as 25 nA in Shutdown mode.
- What communication interfaces are available on the STM32L496VET6TR?
The device includes USB OTG 2.0 full-speed, I2C, SPI, USART, UART, CAN, and SDMMC interfaces.
- What is the temperature range for the STM32L496VET6TR?
The device operates in the -40 °C to +85 °C (+105 °C junction) and -40 °C to +125 °C (+130 °C junction) temperature ranges.
- Does the STM32L496VET6TR support external memory?
Yes, it supports external memory interfaces for static memories including SRAM, PSRAM, NOR, and NAND memories.
- What are the analog peripherals available on the STM32L496VET6TR?
The device includes up to three 12-bit ADCs, two 12-bit DAC output channels, two operational amplifiers, and two ultra-low-power comparators.
- Does the STM32L496VET6TR have any encryption capabilities?
Yes, it features a HASH hardware accelerator (SHA-256) for encryption.
- What is the purpose of the Chrom-ART Accelerator in the STM32L496VET6TR?
The Chrom-ART Accelerator is dedicated to enhanced graphic content creation (DMA2D).
- Can the STM32L496VET6TR be used in LCD applications?
Yes, it includes an integrated LCD driver 8x40 or 4x44 with an internal step-up converter.
