Overview
The STM32L4S5VIT6 is an ultra-low-power microcontroller from STMicroelectronics, based on the high-performance Arm® Cortex®-M4 32-bit RISC core. This microcontroller is designed for advanced consumer, medical, and industrial low-power applications. It features a robust set of peripherals and interfaces, making it suitable for a wide range of use cases that require both high performance and low power consumption.
Key Specifications
| Family Name | STM32L |
|---|---|
| Core Processor | ARM Cortex M4 |
| Program Memory Type | Flash |
| Flash Size | 2 MB |
| RAM Size | 640 KB |
| Speed | 120 MHz |
| No of I/O Lines | 83 |
| Interface Type / Connectivity | CANbus, EBI, EMI, IrDA, I2C, LINbus, MMC, SAI, SD, SPI, UART, USART, USB OTG |
| Peripherals | Brown-out Detect, DMA, POR, PWM, Reset, Watchdog |
| Supply Voltage | 1.71 V to 3.6 V |
| Operating Temperature | -40°C to +85°C |
| On-Chip ADC | 16-ch x 12-bit |
| On-Chip DAC | 2-ch x 12-bit |
| Package Style | LQFP-100 |
| Mounting Method | Surface Mount |
Key Features
- Ultra-low-power consumption: Features like FlexPowerControl, batch acquisition mode (BAM), and various low-power modes (e.g., 305 nA in VBAT mode, 33 nA in Shutdown mode) make it highly energy-efficient.
- High-performance core: The Arm® Cortex®-M4 CPU with FPU, adaptive real-time accelerator (ART Accelerator), and DSP instructions, operating at up to 120 MHz.
- Advanced graphics and display capabilities: Includes Chrom-ART Accelerator (DMA2D), MIPI® DSI Host controller, and LCD-TFT controller.
- Rich analog peripherals: 12-bit ADC, 12-bit DAC, operational amplifiers, and ultra-low-power comparators.
- Extensive communication interfaces: USB OTG 2.0, SAIs, I2C, USARTs, SPIs, CAN, and SDMMC.
- Security features: AES and HASH hardware accelerators for encryption).
Applications
- Consumer electronics: Suitable for devices requiring high performance and low power consumption, such as smart home devices and wearables.
- Medical devices: Ideal for medical equipment that needs reliable and efficient processing, such as portable diagnostic devices.
- Industrial automation: Used in industrial control systems, sensors, and other low-power industrial applications.
- IoT devices: Perfect for Internet of Things (IoT) applications that require both high performance and low power consumption.
Q & A
- What is the core processor of the STM32L4S5VIT6?
The core processor is the ARM Cortex M4 32-bit RISC core.
- How much Flash and RAM does the STM32L4S5VIT6 have?
The microcontroller has 2 MB of Flash memory and 640 KB of SRAM.
- What is the operating frequency of the STM32L4S5VIT6?
The operating frequency is up to 120 MHz.
- What are the power supply and operating temperature ranges of the STM32L4S5VIT6?
The power supply range is 1.71 V to 3.6 V, and the operating temperature range is -40°C to +85°C.
- What types of interfaces and connectivity does the STM32L4S5VIT6 support?
The microcontroller supports various interfaces including CANbus, EBI, EMI, IrDA, I2C, LINbus, MMC, SAI, SD, SPI, UART, USART, and USB OTG.
- What are some of the advanced features of the STM32L4S5VIT6?
It includes features like Chrom-ART Accelerator, MIPI DSI Host controller, LCD-TFT controller, and advanced security features such as AES and HASH hardware accelerators.
- What are the typical applications of the STM32L4S5VIT6?
It is suitable for consumer electronics, medical devices, industrial automation, and IoT devices.
- What is the package style and mounting method of the STM32L4S5VIT6?
The package style is LQFP-100, and the mounting method is Surface Mount.
- Does the STM32L4S5VIT6 have any specific power-saving modes?
Yes, it features various low-power modes such as VBAT mode, Shutdown mode, Standby mode, and Stop mode.
- What development tools and debug interfaces are available for the STM32L4S5VIT6?
Development support includes serial wire debug (SWD), JTAG, and Embedded Trace Macrocell (ETM).
