Overview
The STM32L562ZET6Q is a member of the STM32L5 series of ultra-low-power microcontrollers from STMicroelectronics. It is based on the high-performance Arm Cortex-M33 32-bit RISC core, which includes a Floating Point Unit (FPU) and TrustZone for enhanced security. This microcontroller is designed to offer a balance between high performance and low power consumption, making it suitable for a wide range of applications, particularly those requiring energy efficiency and advanced security features.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm Cortex-M33 32-bit RISC core with FPU and TrustZone |
| Frequency | Up to 110 MHz |
| Flash Memory | Up to 512 KB |
| SRAM | 256 KB (including 64 KB 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) |
| Timers | Up to 16 timers and 2 watchdogs |
| Communication Peripherals | USB Type-C, USB 2.0, SAIs, I2C, USARTs, SPIs, FDCAN, SDMMC |
| Analog Peripherals | 2x 12-bit ADC, 2x 12-bit DAC, operational amplifiers, comparators |
| Security Features | Arm TrustZone, AES coprocessor, public key accelerator, secure firmware installation |
Key Features
- Ultra-low-power with FlexPowerControl and multiple power modes (VBAT, Shutdown, Standby, Stop 2)
- Batch acquisition mode (BAM) and brownout reset (BOR) in all modes except Shutdown
- Fast wake-up from Stop mode (5 μs)
- Advanced security features including Arm TrustZone, AES coprocessor, public key accelerator, and secure firmware installation
- Rich set of peripherals including timers, communication interfaces (USB, I2C, USART, SPI, FDCAN), and analog peripherals (ADC, DAC, operational amplifiers)
- Support for external memory interfaces (SRAM, PSRAM, NOR, NAND, FRAM)
- True random number generator and 96-bit unique ID
Applications
The STM32L562ZET6Q is versatile and can be used in various applications that require low power consumption and high performance. Some typical applications include:
- IoT devices and smart sensors
- Industrial automation and control systems
- Medical devices and healthcare equipment
- Automotive systems, especially those requiring advanced security features
- Consumer electronics with low power requirements
Q & A
- What is the core architecture of the STM32L562ZET6Q?
The STM32L562ZET6Q is based on the Arm Cortex-M33 32-bit RISC core with a Floating Point Unit (FPU) and TrustZone. - What is the maximum frequency of the STM32L562ZET6Q?
The maximum frequency is up to 110 MHz. - What are the power supply and temperature range specifications?
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 different power modes available?
The device supports VBAT mode, Shutdown mode, Standby mode, and Stop 2 mode with RTC. - What is the current consumption in Run mode?
The current consumption is 106 μA/MHz in LDO mode and 62 μA/MHz in SMPS step-down converter mode. - What security features does the STM32L562ZET6Q offer?
The device includes Arm TrustZone, AES coprocessor, public key accelerator, and secure firmware installation. - What types of communication peripherals are available?
The device features USB Type-C, USB 2.0, SAIs, I2C, USARTs, SPIs, FDCAN, and SDMMC interfaces. - What analog peripherals are included?
The device includes 2x 12-bit ADC, 2x 12-bit DAC, operational amplifiers, and comparators. - How does the device support external memory?
The device supports external memory interfaces for SRAM, PSRAM, NOR, NAND, and FRAM. - What is the purpose of the true random number generator and unique ID?
The true random number generator is NIST SP800-90B compliant, and the 96-bit unique ID is used for device identification and security.
