STM32MP157CAC3

The STM32MP157CAC3 from STMicroelectronics is an STM32MP1-series microprocessor integrating ARM® Cortex®-A7 processing cores with an ARM® Cortex®-M4 coprocessor. The device listing includes a core speed entry of 209 MHz and is presented in a 361-TFBGA (12×12) package.

Designed for embedded applications requiring integrated memory interfaces, display and networking peripherals, and hardware security features, the device consolidates multiple system functions to simplify board-level design and software partitioning.

Key Features

• Core and Coprocessor  Dual ARM® Cortex®-A7 32-bit processing cores and an ARM® Cortex®-M4 coprocessor provide separated application and real-time processing domains.
• Listed Core Speed  The product data lists a core speed of 209 MHz for the Cortex-A7 processing domain.
• Memory Interfaces  Built-in memory controller support for DDR3, DDR3L, LPDDR2 and LPDDR3 simplifies high-bandwidth system memory integration.
• Display and Graphics  Display interface controllers include HDMI-CEC and LCD support, and the device indicates graphics acceleration to handle GUI and display tasks.
• Connectivity  Integrated Ethernet options include 10/100 Mbps and GbE, and USB connectivity comprises two USB 2.0 ports plus USB 2.0 OTG with PHY capability (three ports indicated).
• Automotive-Grade Temperature Range  Qualified for operation from -40 °C to 125 °C, enabling use in temperature-demanding embedded environments.
• Security  ARM TrustZone (ARM TZ) security feature is listed to support secure execution environments.
• Additional Interfaces  On-chip CAN interface support and multiple peripheral options reduce external interface IC requirements.
• Package and Mounting  Supplied in a 361-TFBGA (12×12) surface-mount package for compact board designs.

Typical Applications

• Human–Machine Interfaces  Display controllers and graphics acceleration enable GUI panels and integrated display systems.
• Networked Embedded Gateways  GbE and 10/100 Mbps Ethernet plus multiple USB ports support networking and peripheral connectivity for gateway and edge devices.
• Industrial Control  CAN interface and wide operating temperature range make the device suitable for industrial control and monitoring systems.
• Real-Time Co-Processing  The Cortex-M4 coprocessor provides a dedicated real-time domain for deterministic control tasks alongside application processing.

Unique Advantages

• Heterogeneous Processing  Combined Cortex-A7 and Cortex-M4 cores allow separation of application and real-time workloads on a single chip.
• Integrated Memory Support  Native DDR3/DDR3L/LPDDR2/LPDDR3 controller support reduces external memory interface engineering and BOM complexity.
• Comprehensive I/O Set  Built-in Ethernet, multiple USB ports including OTG with PHY, and CAN reduce the need for discrete connectivity components.
• Security Hardware  ARM TrustZone support provides a hardware foundation for partitioned secure execution and trusted applications.
• Compact Surface-Mount Package  The 361-TFBGA (12×12) package enables high-density board layouts for space-constrained designs.
• Extended Temperature Operation  Rated for -40 °C to 125 °C operation to meet thermal requirements of demanding embedded deployments.

Why Choose STM32MP157CAC3?

The STM32MP157CAC3 brings multi-domain processing, integrated memory controllers, rich connectivity and hardware security into a single 361-TFBGA package. It is positioned for embedded designs that need consolidated system functions—display, networking, peripheral I/O and real-time control—while keeping board-level integration straightforward.

This device is suited to engineers seeking a compact, feature-rich MPU with on-chip graphics support, multiple memory options and a broad set of interfaces. Its combination of processing domains and integrated peripherals supports scalable designs that separate application and control tasks while minimizing external components.

Request a quote or submit an inquiry to receive pricing, availability and technical purchasing support for the STM32MP157CAC3.