Overview
The STM32L562VET6 is a member of the STM32L5 series of ultra-low-power microcontrollers from STMicroelectronics. This device is based on the Arm® Cortex®-M33 32-bit CPU, which includes TrustZone® and a Floating Point Unit (FPU). It is designed to provide high performance while minimizing power consumption, making it ideal for applications requiring low energy usage and advanced security features.
The STM32L562VET6 offers a wide range of peripherals and interfaces, including advanced analog and digital components, multiple communication protocols, and robust security mechanisms. This microcontroller is suitable for various applications, including IoT devices, industrial control systems, and secure data processing environments.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M33 CPU with TrustZone® and FPU |
| Frequency | Up to 110 MHz |
| Flash Memory | Up to 512 Kbytes |
| SRAM | 256 Kbytes (including 64 Kbytes with hardware parity check) |
| Power Supply | 1.71 V to 3.6 V |
| Temperature Range | -40 °C to 85/125 °C |
| Power Modes | VBAT mode: 187 nA, Shutdown mode: 17 nA, Standby mode: 108 nA, Stop 2 mode with RTC: 3.16 μA |
| Run Mode Current | 106 μA/MHz (LDO mode), 62 μA/MHz (SMPS step-down converter mode) |
| Wakeup Time | 5 µs from Stop mode |
| Security Features | Arm® TrustZone®, AES coprocessor, Public key accelerator, Secure firmware installation, True random number generator |
| Communication Peripherals | USB Type-C™/USB power delivery controller, USB 2.0 full-speed, SAIs, I2C, USARTs, SPIs, FDCAN controller, SDMMC interface |
| Analog Peripherals | 2x 12-bit ADC, 2x 12-bit DAC, operational amplifiers, ultra-low-power comparators |
Key Features
- Ultra-low-power consumption: Features like FlexPowerControl, batch acquisition mode (BAM), and various low-power modes (VBAT, Shutdown, Standby, Stop 2) ensure minimal energy usage.
- Advanced Security: Includes Arm® TrustZone®, securable I/Os, memories, and peripherals, as well as AES coprocessor, public key accelerator, and secure firmware installation.
- High Performance: Arm® Cortex®-M33 CPU with FPU, ART Accelerator, and up to 110 MHz frequency.
- Rich Peripherals: Multiple communication interfaces (USB, I2C, USART, SPI, FDCAN), advanced analog components (ADC, DAC, operational amplifiers), and capacitive sensing channels.
- Development Support: Serial wire debug (SWD), JTAG, Embedded Trace Macrocell™ (ETM), and other development tools.
Applications
- Internet of Things (IoT) Devices: Ideal for low-power IoT applications requiring advanced security and communication capabilities.
- Industrial Control Systems: Suitable for industrial automation and control systems that need robust security and low power consumption.
- Secure Data Processing: Used in applications that require secure data processing, such as smart meters, secure gateways, and medical devices.
- Consumer Electronics: Can be used in consumer electronics that require low power and advanced security features, such as smart home devices and wearables.
Q & A
- What is the core architecture of the STM32L562VET6?
The STM32L562VET6 is based on the Arm® 32-bit Cortex®-M33 CPU with TrustZone® and a Floating Point Unit (FPU).
- What is the maximum frequency of the STM32L562VET6?
The maximum frequency is up to 110 MHz.
- What are the power supply and temperature ranges of the STM32L562VET6?
The power supply range is 1.71 V to 3.6 V, and the temperature range is -40 °C to 85/125 °C.
- What are the key security features of the STM32L562VET6?
Key security features include Arm® TrustZone®, AES coprocessor, public key accelerator, secure firmware installation, and true random number generator.
- What types of communication peripherals are available on the STM32L562VET6?
The device includes USB Type-C™/USB power delivery controller, USB 2.0 full-speed, SAIs, I2C, USARTs, SPIs, FDCAN controller, and SDMMC interface.
- What are the analog peripherals available on the STM32L562VET6?
The device includes 2x 12-bit ADC, 2x 12-bit DAC, operational amplifiers, and ultra-low-power comparators.
- How does the STM32L562VET6 support low power consumption?
The device features various low-power modes such as VBAT, Shutdown, Standby, and Stop 2, along with FlexPowerControl and batch acquisition mode (BAM).
- What development tools are supported by the STM32L562VET6?
The device supports serial wire debug (SWD), JTAG, Embedded Trace Macrocell™ (ETM), and other development tools.
- What are some typical applications for the STM32L562VET6?
Typical applications include IoT devices, industrial control systems, secure data processing environments, and consumer electronics requiring low power and advanced security.
- How fast can the STM32L562VET6 wake up from Stop mode?
The device can wake up from Stop mode in 5 µs.
- Does the STM32L562VET6 support external memory interfaces?
Yes, it supports external memory interfaces for SRAM, PSRAM, NOR, NAND, and FRAM memories, as well as an OCTOSPI memory interface.
