STMicroelectronics' model STM32MP157AAC3 is a 32-bit MCU microcontroller that uses a high-performance dual-core Arm® Cortex®-A7 32-bit RISC core with an operating frequency of up to 800MHz. The Cortex-A7 processor includes a 32 KB L1 instruction cache per CPU, a 32 KB L1 data cache and a 256 KB L2 cache per CPU. The Cortex-A7 processor is a very power-efficient applications processor designed to provide rich performance for high-end wearable devices and other low-power embedded and consumer applications. It offers 20% higher single-threaded performance than Cortex-A5 and offers similar performance to Cortex-A9.
The Cortex-A7 incorporates all the features of the high-performance Cortex-A15 and Cortex-A17 processors, including hardware, virtualization support in NEON™, and 128-bit AMBA®4 AXI bus interface.
The STM32MP157AAC3 also embeds a Cortex®-M4 32-bit RISC core operating at up to 209MHz. The Cortex-M4 core has a floating point unit (FPU) single precision and supports Arm® single precision data processing instructions and data types. Cortex®-M4 supports a full set of DSP instructions and a Memory Protection Unit (MPU) for enhanced application security.
Features of STM32MP157AAC3
1. Powerful processor performance: adopts dual-core architecture based on ARM Cortex-A7 and Cortex-M4 cores, ARM Cortex-A7 core frequency can reach 650 MHz, and Cortex-M4 core frequency can reach 209 MHz, making the processor run Excellent performance in multi-threaded and complex applications.
2. Multimedia processing ability: Equipped with a hardware accelerator, it supports decoding and encoding of various multimedia formats, such as H.264, H.265, MPEG-2, etc., and can process high-definition video and high-quality audio.
3. A variety of interfaces and peripherals: It has rich interface resources and peripheral functions, such as USB, SDIO, CAN, SPI, I2C, etc., which are convenient for connecting other external devices and sensors to achieve rich application scenarios.
4. Highly integrated: It integrates multiple on-chip memories, including on-chip RAM and on-chip flash memory, and supports external memory expansion to meet the needs of large-capacity data storage.
5. Low power consumption design: By adopting advanced low power consumption technology and intelligent power consumption management mechanism, it can effectively reduce power consumption and prolong battery life while maintaining high performance.
6. Excellent security performance: It supports hardware encryption and secure boot function, which can provide reliable data security protection and prevent malicious attacks and information leakage.
Application fields of STM32MP157AAC3
STM32MP157AAC3 is a multi-core processor, mainly used for embedded system design and application development. It has two ARM Cortex-A7 cores and one Cortex-M4 core, with high computing performance and low power consumption. Its main application The fields are as follows:
1. Industrial control: STM32MP157AAC3 can be used in industrial automation, process control, robot, PLC and other fields. Through its powerful computing power and rich peripheral interfaces, it can realize efficient and intelligent industrial control system.
2. Smart devices: Due to its low power consumption, high performance and rich peripheral interfaces, STM32MP157AAC3 is widely used in smart homes, smart speakers, smart monitoring, smart watches and other smart devices to help realize intelligent and networking functions.
3. Automotive electronics: STM32MP157AAC3 is suitable for the field of automotive electronics, including in-vehicle entertainment systems, in-vehicle navigation systems, safety control systems, etc. Its high performance and reliability can meet the needs of automotive electronic systems, and provide rich interface and peripheral support.
4. Medical equipment: STM32MP157AAC3 can be used in the field of medical equipment, such as medical monitors, medical imaging equipment, etc., through its excellent computing power and highly integrated features, it provides efficient and accurate data processing and acquisition functions to help medical equipment realize More accurate and reliable data acquisition and processing.
5. Internet of Things (IoT): STM32MP157AAC3 is suitable for Internet of Things applications. Through its multi-core processor and rich peripheral interfaces, it can connect and control various sensors, actuators and communication modules to realize smart homes, smart cities, and smart agriculture. and other IoT application scenarios.
6. Aerospace: Due to its high performance, reliability and low power consumption, STM32MP157AAC3 can be used in aerospace fields, such as avionics control, flight control systems, satellite communications, etc., to help realize safe and efficient aerospace systems .
STM32MP157AAC3 parameters
Brand: STMicroelectronics
Product Category: 32-bit MCU
Package: 361-TFBGA(12x12)
Packing: Disc
Core Processor: ARM Cortex-A7
Number of cores/bus width: 2, 32 bits
Speed: 209MHz, 650MHz
Coprocessor/DSP: ARM Cortex-M4
RAM controller: DDR3, DDR3L, LPDDR2, LPDDR3
Graphics Acceleration: Yes
Display and Interface Controller: HDMI-CEC, LCD Ethernet 10/100Mbps, GbE
USB: USB 2.0(2), USB 2.0 OTG+PHY(3)
Voltage - I/O: 2.5V, 3.3V
Working temperature: -40°C ~ 125°C(TJ)
Security Features: ARM TZ
Additional interfaces: CAN, Ethernet, I2C, MMC/SD/SDIO, SPDIF, SPI, UART, USB
Basic product number: STM32
HTSUS: 8542.31.0001
Product Application: Automotive Grade
Pin diagram of STM32MP157AAC3
Schematic diagram of STM32MP157AAC3
Package diagram of STM32MP157AAC3
STM32MP157AAC3 part number explanation diagram
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