STM32MP157AAB3

The STM32MP157AAB3 is a dual-core ARM® Cortex®-A7 microprocessor from the STM32MP1 family, featuring a 32-bit, 2-core configuration and a listed core speed of 209 MHz. It integrates an ARM® Cortex®-M4 coprocessor and a broad set of memory, display and I/O interfaces targeted at embedded system designs that require a balance of application processing and real-time control.

Key value propositions include integrated memory controller support, display and graphics capabilities, multiple high-speed interfaces, and an extended operating temperature range for demanding environments.

Key Features

• Core and MCU Architecture  Dual ARM® Cortex®-A7 32-bit cores at 209 MHz with an ARM® Cortex®-M4 coprocessor for real-time tasks and offloading deterministic workloads.
• Memory Support  Integrated controllers for DDR3, DDR3L, LPDDR2 and LPDDR3 memory types to support varied system memory architectures.
• Display and Graphics  LCD and HDMI-CEC display interface controllers combined with graphics acceleration to support graphical user interfaces and video output.
• Ethernet and Networking  Ethernet support for 10/100 Mbps and Gigabit Ethernet (GbE) connectivity for networked applications.
• USB Connectivity  Multiple USB interfaces including USB 2.0 (two ports) and USB 2.0 OTG with PHY (three ports) for host/device connectivity and peripheral expansion.
• Automotive Grade Listing Removed  (Grade listed in source data—no qualification claims are made here.)
• Security  ARM TrustZone (ARM TZ) security features for partitioning trusted and non-trusted software domains.
• Additional Interfaces  CAN bus support for vehicle or industrial communications and other peripheral interconnects.
• Package and Mounting  354-LFBGA package (16 × 16) in a surface-mount form factor for compact board-level integration.
• Operating Temperature  Rated for operation from −40 °C to 125 °C to accommodate extended-temperature applications.

Typical Applications

• Embedded Systems  General-purpose embedded controllers that benefit from a dual-core application processor and a Cortex‑M4 coprocessor for real-time tasks.
• Human–Machine Interfaces (HMIs)  Graphical interfaces using LCD and HDMI-CEC controllers with graphics acceleration for responsive UI rendering.
• Networked Gateways  Edge networking devices and gateways leveraging 10/100 Mbps and GbE connectivity plus multiple USB ports for peripherals.
• Industrial Control  Control and monitoring systems that require CAN connectivity and extended operating temperature range for harsh environments.

Unique Advantages

• Tightly Integrated Processing: Dual Cortex‑A7 cores paired with a Cortex‑M4 coprocessor allow separation of application and real-time control tasks without additional MCUs.
• Flexible Memory Options: Built-in support for DDR3, DDR3L, LPDDR2 and LPDDR3 enables designers to match memory choice to performance and power targets.
• Comprehensive I/O Suite: Multiple USB ports, GbE, 10/100 Mbps Ethernet and CAN provide a wide range of connectivity options for peripherals and networks.
• Display-Ready: HDMI-CEC and LCD controllers plus graphics acceleration simplify implementation of visual interfaces and multimedia features.
• Extended Temperature Capability: −40 °C to 125 °C rating supports deployment in thermally demanding environments.
• Compact SMD Package: 354‑LFBGA (16×16) surface-mount package reduces board area for space-constrained designs.

Why Choose STM32MP157AAB3?

STM32MP157AAB3 combines dual ARM® Cortex®-A7 application cores with an ARM® Cortex®-M4 coprocessor, broad memory interface support, and an extensive set of I/O and display features, making it suitable for embedded designs that need mixed application and real-time processing. The device’s security features and variety of connectivity options provide design flexibility for networked and interface-rich products.

This part is appropriate for developers and designers building compact, connector-rich embedded systems requiring graphics and network capabilities, along with extended-temperature operation. Its integration reduces board-level component count and supports scalable design choices through supported memory and interface options.

Request a quote or submit an inquiry to receive availability and pricing details for STM32MP157AAB3. Our team can provide technical and ordering assistance to help integrate this MPU into your design.