MPU with Dual Arm Cortex-A35 @1.5GHz, Cortex-M33 @400MHz, 3xEthernet (2+1 switch), 3xFD-CAN, LVDS/DSI, H.264, 3D GPU, AI/NN, Secure Boot, Cryptography, DRAM enc/dec, PKA The STM32MP257FAI3 is a high-performance microprocessor from STMicroelectronics' STM32MP2 series, integrating dual 64-bit Arm Cortex-A35 cores running at up to 1.5 GHz, a Cortex-M33 real-time core, and a Cortex-M0+ low-power management core. It is designed for advanced industrial, edge AI, machine vision, HMI, IoT gateway, and multimedia applications requiring Linux-class processing alongside deterministic real-time control. The device features AI acceleration, 3D graphics, video encoding/decoding, extensive connectivity, advanced security, and support for high-speed external memory. Key Features Dual-core 64-bit Arm Cortex-A35 CPU operating up to 1.5 GHz Arm Cortex-M33 real-time processor with TrustZone and FPU support Arm Cortex-M0+ low-power coprocessor for autonomous operation Integrated NPU (Neural Processing Unit) delivering up to 1.35 TOPS AI performance 3D GPU and hardware video encoder/decoder acceleration Supports DDR3L, DDR4, and LPDDR4 external memory up to 4 GB Multiple display interfaces including MIPI-DSI, LVDS, and parallel RGB USB 2.0 Host and USB 3.0 Dual-Role with embedded PHYs PCI Express interface with integrated 5 Gbps PHY Up to three Gigabit Ethernet interfaces with TSN and IEEE 1588 support Extensive connectivity: I2C, I3C, SPI, UART, USART, CAN FD, SDMMC, SAI, and SPDIF Hardware cryptographic accelerators including AES, SHA, RSA, ECC, PKA, and True RNG Secure boot, TrustZone security, tamper detection, and resource isolation framework Multiple low-power operating modes for energy-efficient designs Available in fine-pitch BGA packages for high-density embedded systems. #STM32MP257FAI3 #STM32MP2 #STMicroelectronics #CortexA35 #CortexM33 #EdgeAI #EmbeddedLinux #IndustrialAutomation #MachineVision #HMI #IoTGateway #MPU #PCIe #USB3 #GigabitEthernet #TrustZone #EmbeddedSystems #ArtificialIntelligence #LinuxProcessor #IndustrialIoT #CommonPartsLibrary #IntegratedCircuit #Microprocessor #STM32MP2

System On Chip (SOC) IC It integrates multiple processing units including CPUs, DSPs, AI accelerators, and GPU into a single chip to handle vision processing, deep learning, sensor fusion, and real-time control in automotive and industrial systems. • C7x floating point, vector DSP, up to 1.0GHz, 80 GFLOPS, 256 GOPS • Deep-learning matrix multiply accelerator (MMA), up to 8 TOPS (8b) at 1.0GHz • Vision Processing Accelerators (VPAC) with Image Signal Processor (ISP) and multiple vision assist accelerators • Depth and Motion Processing Accelerators (DMPAC) • Dual 64-bit Arm® Cortex®-A72 microprocessor subsystem at up to 2.0GHz – 1MB shared L2 cache per dual-core Cortex®- A72 cluster – 32KB L1 DCache and 48KB L1 ICache per Cortex®-A72 core • Six Arm® Cortex®-R5F MCUs at up to 1.0GHz – 16K I-Cache, 16K D-Cache, 64K L2 TCM – Two Arm® Cortex®-R5F MCUs in isolated MCU subsystem – Four Arm® Cortex®-R5F MCUs in general compute partition • Two C66x floating point DSP, up to 1.35GHz, 40GFLOPS, 160GOPS • 3D GPU PowerVR® Rogue 8XE GE8430, up to 750MHz, 96GFLOPS, 6Gpix/sec • Custom-designed interconnect fabric supporting near max processing entitlement Memory subsystem: • Up to 8MB of on-chip L3 RAM with ECC and coherency – ECC error protection – Shared coherent cache – Supports internal DMA engine • External Memory Interface (EMIF) module with ECC – Supports LPDDR4 memory types – Supports speeds up to 4266MT/s – 32-bit data bus with inline ECC • General-Purpose Memory Controller (GPMC) • 512KB on-chip SRAM in MAIN domain, protected by ECC #CommonPartsLibrary #IntegratedCircuit