Overview
The STM32L562RET6P, produced by STMicroelectronics, is part of the STM32L5 Series of ultra-low-power microcontrollers. These devices are based on the high-performance Arm® Cortex®-M33 32-bit RISC core, which includes a single-precision floating-point unit (FPU) and supports DSP instructions. The STM32L562RET6P operates at frequencies up to 110 MHz and features advanced security mechanisms, including Arm® TrustZone®, AES, PKA, and on-the-fly decryption for Octo-SPI external memories. This microcontroller is designed for low-power applications, offering various power-saving modes and a wide range of peripherals and communication interfaces.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M33 CPU with FPU and TrustZone® |
| Frequency | Up to 110 MHz |
| Flash Memory | Up to 512 Kbytes, two banks read-while-write |
| 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 |
| Package | LQFP 64 10x10x1.4 mm |
| SMPS | External SMPS support |
| Timers | Up to 16 timers (2 x 32-bit, 9 x 16-bit, 3 x low-power 16-bit) |
| Communication Peripherals | 4 x I2C, 3 x SPI, 3 x USART, 1 x FDCAN, 1 x SDMMC, 1 x USB Type-C™/USB power delivery controller |
| Analog Peripherals | 2 x 12-bit ADC, 2 x 12-bit DAC, 2 x operational amplifiers, 2 x comparators |
| Security Features | AES coprocessor, PKA, on-the-fly decryption engine, HASH hardware accelerator, true random number generator |
Key Features
- Ultra-low-power with FlexPowerControl, offering multiple power-saving modes such as Shutdown, Standby, and Stop modes.
- Advanced security features including Arm® TrustZone®, AES, PKA, and on-the-fly decryption for Octo-SPI external memories.
- High-speed memories: up to 512 Kbytes of Flash and 256 Kbytes of SRAM.
- Flexible external memory controller and Octo-SPI Flash memories interface.
- Rich set of peripherals: timers, communication interfaces (I2C, SPI, USART, FDCAN, SDMMC), and analog peripherals (ADC, DAC, operational amplifiers, comparators).
- Support for capacitive sensing with up to 22 channels.
- Independent power supplies for analog and digital components.
- Active tamper detection and protection against transient and environmental perturbations.
Applications
- Industrial automation and control systems.
- Smart energy management and metering.
- Medical devices requiring low power and high security.
- Point of Sale (POS) applications due to PCI compliance.
- IoT devices needing advanced security and low power consumption.
- Automotive systems, especially those requiring robust security and low power.
Q & A
- What is the core architecture of the STM32L562RET6P?
The STM32L562RET6P is based on the Arm® 32-bit Cortex®-M33 CPU with a single-precision floating-point unit (FPU) and TrustZone®.
- What is the maximum operating frequency of the STM32L562RET6P?
The maximum operating frequency is up to 110 MHz.
- What are the power supply and temperature ranges for the STM32L562RET6P?
The power supply range is 1.71 V to 3.6 V, and the temperature range is -40 °C to 85/125 °C.
- What security features does the STM32L562RET6P offer?
The device includes AES, PKA, on-the-fly decryption engine, HASH hardware accelerator, and a true random number generator.
- What types of communication peripherals are available on the STM32L562RET6P?
The device features 4 x I2C, 3 x SPI, 3 x USART, 1 x FDCAN, 1 x SDMMC, and 1 x USB Type-C™/USB power delivery controller.
- What analog peripherals are included in the STM32L562RET6P?
The device includes 2 x 12-bit ADC, 2 x 12-bit DAC, 2 x operational amplifiers, and 2 x comparators.
- Does the STM32L562RET6P support capacitive sensing?
Yes, it supports up to 22 capacitive sensing channels.
- What are the power-saving modes available on the STM32L562RET6P?
The device offers Shutdown, Standby, and Stop modes, among others, to optimize power consumption.
- Is the STM32L562RET6P suitable for industrial applications?
Yes, it is suitable for industrial automation and control systems due to its robust security features and low power consumption.
- What is the package type for the STM32L562RET6P?
The package type is LQFP 64 10x10x1.4 mm.
