Overview
The STM32L4P5VET6 is a 32-bit microcontroller from STMicroelectronics, part of the STM32L4 series. It is designed for ultra-low-power applications and features an Arm Cortex-M4 CPU with a floating-point unit (FPU). This MCU is ideal for energy-efficient designs, offering advanced power management and a wide range of peripherals. The STM32L4P5VET6 is particularly suited for applications requiring high performance, low power consumption, and extensive connectivity options.
Key Specifications
| Parameter | Value |
|---|---|
| Microcontroller Core | Arm Cortex-M4 with FPU |
| Maximum Clock Frequency | 120 MHz |
| Flash Memory | 1 Mbyte (2 banks read-while-write, proprietary code readout protection) |
| SRAM | 320 Kbytes (including 64 Kbytes with hardware parity check) |
| Supply Voltage | 1.71 V to 3.6 V |
| Temperature Range | -40 °C to 85/125 °C |
| Number of I/Os | Up to 136 fast I/Os (most 5 V-tolerant) |
| Package Type | LQFP100 (14 x 14 mm) |
Key Features
- Ultra-low-power with FlexPowerControl, including multiple low-power modes (Shutdown, Standby, Stop 2 with RTC)
- Advanced power management with batch acquisition mode (BAM) and supply for RTC and backup registers in VBAT mode
- High-performance Arm Cortex-M4 CPU with FPU, adaptive real-time accelerator (ART Accelerator), and DSP instructions
- Extensive set of peripherals including USB OTG 2.0, serial audio interfaces (SAI), multiple SPIs, I2Cs, USARTs, CAN, and SDMMC
- Advanced graphics features with Chrom-ART Accelerator (DMA2D) and LCD-TFT controller
- Multiple timers and watchdogs, including low-power 16-bit timers available in Stop mode
- True random generator, CRC calculation unit, and HASH (SHA-256) hardware accelerator
- Support for touchkey, linear, and rotary touch sensors through the touch sensing controller (TSC)
Applications
- IoT devices requiring low power consumption and high performance
- Industrial automation and control systems
- Medical devices and healthcare equipment
- Consumer electronics such as smart home devices and wearables
- Automotive systems, especially those requiring advanced power management
- Energy-efficient smart meters and other utility management systems
Q & A
- What is the maximum clock frequency of the STM32L4P5VET6?
The maximum clock frequency is 120 MHz.
- What is the range of supply voltage for the STM32L4P5VET6?
The supply voltage ranges from 1.71 V to 3.6 V.
- How much SRAM does the STM32L4P5VET6 have?
The STM32L4P5VET6 has 320 Kbytes of SRAM, including 64 Kbytes with hardware parity check.
- What are the low-power modes available in the STM32L4P5VET6?
The available low-power modes include Shutdown, Standby, and Stop 2 with RTC.
- Does the STM32L4P5VET6 support touch sensing?
Yes, it supports touchkey, linear, and rotary touch sensors through the touch sensing controller (TSC).
- What is the temperature range for the STM32L4P5VET6?
The temperature range is -40 °C to 85/125 °C.
- What types of memory interfaces are supported by the STM32L4P5VET6?
The MCU supports external memory interfaces for SRAM, PSRAM, NOR, NAND, and FRAM memories, as well as Octo-SPI memory interfaces.
- Does the STM32L4P5VET6 have a built-in LCD-TFT controller?
Yes, it includes an LCD-TFT controller for advanced graphics features.
- What security features are available in the STM32L4P5VET6?
The MCU includes a true random generator, CRC calculation unit, and HASH (SHA-256) hardware accelerator for enhanced security.
- What are the typical applications for the STM32L4P5VET6?
Typical applications include IoT devices, industrial automation, medical devices, consumer electronics, automotive systems, and energy-efficient smart meters.
