STM32MP157CAD3

The STM32MP157CAD3 is an ARM® Cortex®-A7 microprocessor IC packaged in a 257-TFBGA (10×10) surface-mount package. It integrates a 2‑core, 32‑bit ARM® Cortex®-A7 application processor (listed speed: 209 MHz) alongside an ARM® Cortex®-M4 co-processor and supports a broad set of memory and peripheral interfaces for embedded system designs.

Designed for embedded applications that require graphics acceleration, multiple connectivity options and a wide operating temperature range (‑40 °C to 125 °C), the device combines processing and system integration to simplify hardware design and deployment.

Key Features

• Core  Dual ARM® Cortex®-A7 application cores (2 cores, 32‑bit) for general-purpose processing, plus an ARM® Cortex®-M4 co-processor for real-time tasks.
• Performance  Listed core frequency: 209 MHz; package name references 650 MHz in the product title.
• Memory Support  Integrated controllers supporting DDR3, DDR3L, LPDDR2 and LPDDR3 memory types to accommodate a range of system memory configurations.
• Display and Graphics  Includes display interface controllers (HDMI‑CEC, LCD) and graphics acceleration for embedded user interfaces and multimedia functions.
• Connectivity  Ethernet support (10/100 Mbps and GbE), multiple USB interfaces (USB 2.0 x2, USB 2.0 OTG+PHY x3) and additional CAN interface provide flexible wired connectivity options.
• Security  ARM TrustZone (ARM TZ) security feature available for trusted execution and secure system partitioning.
• Package & Mounting  257‑TFBGA supplier device package (10×10) with surface-mount mounting type for compact board integration.
• Operating Range  Specified operating temperature range from ‑40 °C to 125 °C for deployment in temperature-challenging environments.
• Regulatory  RoHS compliant.

Typical Applications

• Industrial Control  Use the dual‑core Cortex‑A7 and M4 co-processor to separate application-level processing and real-time control tasks in automation and machine control systems.
• Human‑Machine Interfaces (HMI)  Graphics acceleration combined with LCD and HDMI‑CEC interfaces supports responsive user interfaces and display-driven control panels.
• Networked Gateways  Integrated GbE/10‑100 Mbps Ethernet and multiple USB ports enable networking and peripheral connectivity for embedded gateway and communication nodes.

Unique Advantages

• Integrated application and real-time processors: Dual ARM® Cortex®-A7 cores plus an ARM® Cortex®-M4 co-processor allow task partitioning between high-level OS tasks and low-latency control functions.
• Flexible memory support: DDR3, DDR3L, LPDDR2 and LPDDR3 controller compatibility eases selection of memory technology to match performance and power requirements.
• Broad connectivity set: Built-in Ethernet (10/100 and GbE), multiple USB interfaces and CAN simplify system design for connected embedded products.
• Display-capable platform: HDMI‑CEC and LCD controllers plus graphics acceleration enable compact multimedia and HMI implementations.
• Wide temperature tolerance: Operating range of ‑40 °C to 125 °C supports deployment in thermally demanding environments.
• RoHS compliant and surface-mount package: 257‑TFBGA surface-mount package supports modern PCBA assembly flows while meeting RoHS requirements.

Why Choose STM32MP157CAD3?

The STM32MP157CAD3 positions itself as an integrated embedded processing platform that combines dual ARM® Cortex®-A7 application cores with an ARM® Cortex®-M4 co-processor, broad memory compatibility and a wide set of connectivity and display interfaces. These characteristics make it suitable for embedded engineers seeking consolidation of application, real-time and multimedia functions onto a single IC.

With a compact 257‑TFBGA package, RoHS compliance and an extended operating temperature range (‑40 °C to 125 °C), the STM32MP157CAD3 supports designs that require system integration, thermal robustness and a variety of peripheral connections while leveraging the ARM TrustZone security feature for partitioned, trusted execution.

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