STM32MP157CAA3T

The STM32MP157CAA3T is a microprocessor IC from the STM32MP1 family featuring ARM® Cortex®-A7 processing and an ARM® Cortex®-M4 co-processor. Product data for this part lists dual 32‑bit cores and includes speed values of 209 MHz and 650 MHz.

Designed for embedded systems, the device integrates multiple memory controller options, a range of high-speed and vehicle-style interfaces, security features, and graphics/display support to simplify system design and integration.

Key Features

• Core & Architecture  ARM® Cortex®-A7 main processor cores (2 Core, 32‑Bit) with an ARM® Cortex®-M4 co‑processor for offloading real-time tasks.
• Core Speeds  Product data lists core frequency values of 209 MHz and 650 MHz.
• Memory Interfaces  Integrated controllers for DDR3, DDR3L, LPDDR2 and LPDDR3 memory types to match a variety of system memory configurations.
• Display & Graphics  Includes LCD and HDMI-CEC display interface controllers and graphics acceleration support for visual user interfaces.
• Connectivity  Ethernet options (10/100Mbps and GbE), USB 2.0 ports (including OTG+PHY), and CAN interface support provide broad I/O flexibility.
• Security  ARM TrustZone (ARM TZ) security feature is included to support system-level security partitioning.
• Package & Mounting  Supplied in a 448‑LFBGA (18×18) surface-mount package for compact board integration.
• Operating Temperature  Rated for operation from −40 °C to 125 °C to accommodate wide-temperature embedded environments.
• Environmental Compliance  RoHS compliant.

Typical Applications

• Heterogeneous embedded processing  Dual ARM® Cortex®-A7 cores with an ARM® Cortex®-M4 co-processor enable separation of application and real-time tasks within a single device.
• Graphical user interfaces  LCD and HDMI-CEC controllers together with graphics acceleration support development of visual displays and human-machine interfaces.
• Networked and connected devices  Built-in Ethernet, multiple USB 2.0 ports (including OTG+PHY) and CAN provide flexible connectivity for networked embedded systems.

Unique Advantages

• Heterogeneous compute model: Combines dual ARM® Cortex®-A7 cores with an ARM® Cortex®-M4 co-processor for workload partitioning and efficient real-time processing.
• Flexible memory support: On-chip controllers for DDR3, DDR3L, LPDDR2 and LPDDR3 allow tailoring memory choices to performance and power targets.
• Integrated multimedia interfaces: Native LCD and HDMI-CEC controllers plus graphics acceleration reduce external component count for display-centric designs.
• Broad connectivity: Multiple USB ports (including OTG+PHY), 10/100Mbps and Gigabit Ethernet, and CAN support diverse I/O requirements without extensive external bridges.
• Security foundation: ARM TrustZone (ARM TZ) provides a hardware security feature set to help segment secure and non-secure software domains.
• Wide temperature capability: −40 °C to 125 °C operating range supports deployment in thermally demanding embedded environments.

Why Choose STM32MP157CAA3T?

The STM32MP157CAA3T combines dual ARM® Cortex®-A7 processing with an ARM® Cortex®-M4 co-processor and a comprehensive set of memory, display, and connectivity interfaces to deliver a compact, integrated platform for embedded applications. Its set of features supports designs that require mixed application and real-time processing, display capability, and multiple network interfaces.

This part is suitable for engineers seeking a highly integrated microprocessor solution with hardware security features, flexible memory options, and a compact 448‑LFBGA package, backed by RoHS compliance and wide operating temperature support.

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