Overview
The STM32MP151AAD3T, produced by STMicroelectronics, is a high-performance microprocessor unit (MPU) based on the Arm® Cortex®-A7 and Cortex®-M4 cores. This device is part of the STM32MP1 series, which is designed to provide rich performance in high-end wearables, low-power embedded, and consumer applications. The Cortex-A7 core operates at up to 800 MHz, while the Cortex-M4 core runs at up to 209 MHz. This dual-core architecture combines the high processing capabilities of the Cortex-A7 with the low-power efficiency and DSP instructions of the Cortex-M4, making it ideal for a wide range of applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Cores | 32-bit Arm® Cortex®-A7 and 32-bit Arm® Cortex®-M4 |
| Cortex-A7 Frequency | Up to 800 MHz |
| Cortex-M4 Frequency | Up to 209 MHz |
| Internal SRAM | 708 Kbytes (256 Kbytes of AXI SYSRAM, 384 Kbytes of AHB SRAM, 64 Kbytes of AHB SRAM in Backup domain, and 4 Kbytes of SRAM in Backup domain) |
| External Memory | Up to 1 Gbyte LPDDR2/LPDDR3 or DDR3/DDR3L |
| Package | 257-TFBGA (10x10 mm) |
| Operating Temperature | -40°C to 125°C |
| I/O Supply Voltage | 1.71 V to 3.6 V (5 V-tolerant I/Os) |
| Communication Interfaces | Multiple interfaces including USB 2.0, Ethernet, I2C, SPI, UART, and more |
| Analog Peripherals | 2 ADCs, 2 DACs, temperature sensor, and digital filters for sigma delta modulators |
Key Features
- Dual-Core Architecture: Combines the high-performance Arm® Cortex®-A7 with the low-power and DSP-capable Arm® Cortex®-M4.
- High-Speed Memories: Includes 708 Kbytes of internal SRAM and supports up to 1 Gbyte of external DDR memory.
- Advanced Communication Interfaces: Features multiple interfaces such as USB 2.0, Ethernet, I2C, SPI, and UART.
- Analog Peripherals: Includes two ADCs, two DACs, a temperature sensor, and digital filters for sigma delta modulators.
- Graphics and Display: Supports an LCD-TFT controller with up to 24-bit RGB888 and resolutions up to Full HD (1920 × 1080) @30 fps.
- Security and Safety: Includes Arm® TrustZone®, Cortex-M4 resources isolation, and various security peripherals.
- Low-Power Modes: Offers Sleep, Stop, and Standby modes with low current consumption down to 2 µA in Standby mode.
Applications
- High-End Wearables: Ideal for smartwatches, fitness trackers, and other wearable devices requiring both high performance and low power consumption.
- Consumer Electronics: Suitable for smart home devices, set-top boxes, and other consumer electronics that need a balance of performance and power efficiency.
- Industrial Automation: Can be used in industrial control systems, HMI (Human-Machine Interface) devices, and other industrial applications requiring robust processing and low power.
- Medical Devices: Applicable in medical devices such as portable diagnostic equipment and medical wearables due to its high performance and low power characteristics.
Q & A
- What are the core components of the STM32MP151AAD3T?
The STM32MP151AAD3T features a 32-bit Arm® Cortex®-A7 core and a 32-bit Arm® Cortex®-M4 core.
- What is the maximum frequency of the Cortex-A7 and Cortex-M4 cores?
The Cortex-A7 core operates at up to 800 MHz, and the Cortex-M4 core operates at up to 209 MHz.
- How much internal SRAM does the STM32MP151AAD3T have?
The device includes 708 Kbytes of internal SRAM.
- What types of external memory does the STM32MP151AAD3T support?
It supports up to 1 Gbyte of LPDDR2/LPDDR3 or DDR3/DDR3L external memory.
- What is the operating temperature range of the STM32MP151AAD3T?
The operating temperature range is from -40°C to 125°C.
- What are the key communication interfaces available on the STM32MP151AAD3T?
The device features multiple interfaces including USB 2.0, Ethernet, I2C, SPI, and UART.
- Does the STM32MP151AAD3T support any graphics or display controllers?
Yes, it includes an LCD-TFT controller supporting up to 24-bit RGB888 and resolutions up to Full HD (1920 × 1080) @30 fps.
- What security features are included in the STM32MP151AAD3T?
The device includes Arm® TrustZone®, Cortex-M4 resources isolation, and various security peripherals.
- What are the low-power modes available on the STM32MP151AAD3T?
The device offers Sleep, Stop, and Standby modes with low current consumption down to 2 µA in Standby mode.
- What are some typical applications for the STM32MP151AAD3T?
It is suitable for high-end wearables, consumer electronics, industrial automation, and medical devices.
