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STMicroelectronics STM32MP151DAA1
- Part No.:
- STM32MP151DAA1
- Manufacturer:
- STMicroelectronics
- Category:
- Microprocessors
- Package:
- 448-LFBGA
- Datasheet:
-
STM32MP151DAA1.pdf
- Description:
- IC MPU STM32MP1 800MHZ 448LFBGA
- Quantity:
- Payment:
- Shipping:
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Product details
Overview
STM32MP151DAA1 from STMicroelectronics is a dual-core heterogeneous microprocessor unit (MPU) integrating an Arm® Cortex®-A7 application core (800 MHz, TrustZone®, NEON™) and a real-time Arm® Cortex®-M4 core (209 MHz, FPU/MPU), with 708 KB on-chip SRAM, TFT LCD controller supporting up to WXGA@60 fps, and 35 communication interfaces including USB 2.0 HS Host/OTG, Gigabit Ethernet GMAC, and HDMI-CEC - deployed in industrial HMIs, edge gateways, and smart building controllers.
For engineers reviewing the STM32MP151DAA1 datasheet, STM32MP151DAA1 pinout, STM32MP151DAA1 application, or STM32MP151DAA1 equivalent, key selection considerations include dual-core Linux/RTOS coexistence capability, DDR3/LPDDR3 memory controller support, TrustZone-based secure boot enforcement, and hardware-accelerated crypto (SHA256/HMAC/RNG) for embedded device identity and firmware integrity verification.
Technical Context
The STM32MP151DAA1 implements a split-domain architecture: the Cortex-A7 subsystem runs Linux-based application stacks via AXI interconnect (266 MHz), while the Cortex-M4 handles deterministic real-time tasks (motor control, sensor fusion) over AHB (209 MHz); both cores share access to dual-port DMAs and MDMA for zero-copy peripheral-to-memory transfers.
Its clock system includes five fractional PLLs - one dedicated to the A7 cluster, one to M4, one to DDR, one to audio (SAI/I2S), and one to USB/Ethernet - enabling independent frequency scaling and jitter-controlled timing for mixed-criticality workloads without cross-domain interference.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Cores | Dual-core: Arm Cortex-A7 @ 800 MHz + Cortex-M4 @ 209 MHz - enables concurrent Linux OS and real-time RTOS execution with hardware-isolated memory domains. |
| On-chip SRAM | 708 KB total: 256 KB AXI SYSRAM + 384 KB AHB SRAM + 64 KB Backup SRAM + 4 KB Backup domain SRAM - supports fast boot code, cache line retention, and RTC-coupled state preservation. |
| Memory Interface | External DDR controller supporting LPDDR2/LPDDR3-1066 or DDR3/DDR3L-1066 (16/32-bit bus) - enables cost-optimized 512 MB–1 GB RAM configurations for GUI-rich applications. |
| Graphics | LCD-TFT controller with dual-layer overlay, programmable LUT, and 90 MHz pixel clock - drives WXGA (1366×768) at 60 fps or Full HD (1920×1080) at 30 fps without external GPU. |
| Security | Arm TrustZone® + ETZPC + BSEC OTP + active tamper detection + dual TRNG - provides hardware-enforced secure boot, encrypted firmware storage, and runtime anti-tampering for industrial certification. |
| Peripherals | 35 comm. interfaces: 6×I²C, 8×USART/UART, 6×SPI, 4×SAI, 3×SDMMC, 2×USB HS Host + 1×USB FS OTG, GMAC (IEEE 1588v2), DCMI, HDMI-CEC - eliminates need for bridge ICs in multi-protocol edge nodes. |
| Power Modes | Standby mode draws 2 µA (no RTC/LSE/BKPSRAM/RETRAM); DDR retention enabled - enables battery-backed operation for remote monitoring endpoints with <1 µA average system current. |
Pinout & Package
STM32MP151DAA1 is packaged in a TFBGA361 (12 × 12 mm, 0.5 mm pitch) ball grid array, compliant with ECOPACK2 environmental standards. Pin assignments are validated per STMicroelectronics DS12500 Rev 9, Section 4 ("Pinouts, pin description and alternate functions") and Table 7 ("STM32MP151A/D pin and ball definitions").
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDCORE | Main core power supply | 1.1 V ±3% regulated input for Cortex-A7/M4 logic; requires low-noise external LDO or PMIC regulation. |
| VDDIO | I/O bank supply | 1.71–3.6 V tolerant; supports mixed-voltage signaling (e.g., 1.8 V SDIO + 3.3 V UART) across 176 GPIOs. |
| NRST | System reset input | Active-low asynchronous reset; monitored by embedded POR/PDR/BOR circuitry for robust power sequencing. |
| BOOT0 | Boot mode selection | High at power-up selects internal Flash or eMMC boot; low selects serial interface (UART/USB DFU) for field recovery. |
| OSC_IN / OSC_OUT | External crystal oscillator terminals | Supports 8–48 MHz HSE for precise system clock; paired with 32.768 kHz LSE for RTC calendar accuracy. |
| PA13 / PA14 | SWD debug interface | Serial Wire Debug (SWD) pins - enable non-intrusive Cortex-A7/M4 debugging and trace via CoreSight infrastructure. |
Key Features
| Feature | Design Value |
|---|---|
| TrustZone-enabled dual-core isolation | Hardware-enforced memory and peripheral access separation between A7 (Linux) and M4 (RTOS), preventing privilege escalation attacks. |
| Hardware crypto acceleration | Dedicated HASH (SHA256/MD5) + HMAC + dual TRNG engines - offloads TLS handshake, secure boot verification, and key generation from CPU. |
| Flexible memory controller (FMC) | 16-bit parallel bus supporting SLC NAND flash with 8-bit ECC - enables reliable local firmware storage without external error-correction logic. |
| Advanced timer subsystem | 25 timers including 2×32-bit general-purpose, 2×16-bit motor control, 10×16-bit GP, 5×16-bit low-power, and RTC with sub-second accuracy - supports servo control, PWM generation, and time-synchronized sensor sampling. |
| Audio interface integration | 4×SAI (stereo I2S/PDM/SPDIF Tx) + SPDIF Rx (4 inputs) + internal audio PLL - enables full-duplex voice processing and multi-channel audio playback without codec ICs. |
Applications
| Industrial HMI | Edge Gateway |
|---|---|
Use Scenario: Touchscreen-based machine operator interface in factory automation with local data logging and alarm visualization. IC Role / Device Role / Timing Role: MPU host running Qt-based Linux GUI, managing TFT display refresh (60 fps), touch controller I²C, and real-time PLC status polling via RS-485 (USART). Use Value: Dual-core execution allows GUI rendering on A7 while M4 handles deterministic I/O scanning and watchdog supervision - eliminating frame drops during network interrupts. | Use Scenario: Protocol translation node aggregating Modbus RTU, CAN FD, and BLE sensor data into MQTT packets for cloud upload. IC Role / Device Role / Timing Role: Application processor (A7) runs OpenWrt + Mosquitto broker; M4 executes real-time protocol stacks (CAN FD TX scheduling, Modbus CRC validation) with sub-microsecond latency. Use Value: Integrated GMAC + USB HS + SDMMC enables simultaneous wired/wireless/firmware-update connectivity - reducing BOM count vs. discrete SoC+PHY+storage solutions. |
| Smart Building Controller | Medical Display Terminal |
Use Scenario: HVAC and lighting controller with occupancy sensing, energy metering, and local web UI served over Ethernet. IC Role / Device Role / Timing Role: A7 hosts lightweight web server and energy analytics; M4 samples analog temperature/humidity sensors (ADC), controls triac dimmers (PWM), and manages tamper-proof event logging. Use Value: On-chip 16-bit ADC (4.5 Msps) + dual 12-bit DAC (1 MHz) + DFSDM sigma-delta filter eliminate external signal conditioning - cutting board space and calibration overhead. | Use Scenario: Portable diagnostic display showing ultrasound image overlays, patient vitals, and touchscreen annotation. IC Role / Device Role / Timing Role: LTDC-driven TFT controller renders DICOM-compliant grayscale images; M4 processes touch gestures and manages battery-safe low-power transitions during idle periods. Use Value: Standby current of 2 µA with DDR retention enables >30-day battery life in sleep mode - meeting IEC 62304 Class C power budget requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual-core MPU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| NXP i.MX 8M Mini (LQM) | Quad-core Cortex-A53 + Cortex-M4; lacks TrustZone-peripheral isolation; no integrated TFT controller; higher thermal envelope (10 W). | Better for Android-based multimedia; unsuitable for safety-certified HMIs requiring pixel-clock-accurate display control. | Select when prioritizing Android compatibility and multi-threaded compute over deterministic display timing and hardware security partitioning. |
| Renesas RZ/G2L | Dual-core Cortex-A55 + Cortex-M33; includes 3D GPU; no hardware crypto accelerators (SHA/RNG); only 1×USB 2.0 HS port. | Stronger graphics performance; weaker cryptographic throughput limits secure OTA update scalability in fleet deployments. | Select for GUI-heavy applications where OpenGL ES acceleration outweighs need for high-throughput secure boot and firmware signing. |
Compared with i.MX 8M Mini and RZ/G2L, the STM32MP151DAA1 delivers tighter integration of display control, lower static power, and silicon-rooted security - making it optimal for cost-sensitive, safety-aware industrial displays where Linux/RTOS coexistence and certified boot are mandatory.
Availability
STM32MP151DAA1 is available at Aetrix Electronics and suitable for industrial HMIs, edge gateways, and smart building controllers requiring stable component supply, long-term lifecycle assurance, and qualified automotive-grade packaging.
Supply support for STM32MP151DAA1 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing microcontrollers, power ICs, sensors, and analog components for industrial, automotive, and consumer markets.
The STM32MP series targets heterogeneous computing in resource-constrained edge devices, combining Linux-capable application processing with real-time determinism and hardware security - specifically engineered for industrial IoT, human-machine interfaces, and intelligent edge nodes.
FAQ
What boot sources does the STM32MP151DAA1 support?
The STM32MP151DAA1 supports boot from internal Flash (via ROM code), eMMC, SD card, NAND flash (with 8-bit ECC), Quad-SPI NOR, and serial interfaces (UART, USB DFU). Boot mode is selected via BOOT0 pin and internal fuse settings managed by the BSEC block, enabling field-recoverable firmware updates without JTAG.
Does the STM32MP151DAA1 include hardware support for secure firmware updates?
Yes - it integrates BSEC (Boot and Security Control) with 3072-bit fuses (including 96-bit unique ID), TrustZone address space controller (TZC), and hardware-accelerated SHA256/HMAC/RNG. These enable authenticated, encrypted firmware images verified at every boot using public-key cryptography stored in OTP memory.
Can the Cortex-M4 core run independently while the Cortex-A7 is in Standby mode?
Yes - the M4 can operate in autonomous low-power modes (Stop or Standby with M4 retention) while the A7 cluster is powered down. The IPCC (Inter-Processor Communication Controller) maintains mailbox-based messaging, allowing the M4 to wake the A7 on interrupt or event - critical for sensor-fusion preprocessing without full-system wake.
What is the maximum resolution and refresh rate supported by the LTDC controller?
The LTDC supports up to WXGA (1366×768) at 60 fps or Full HD (1920×1080) at 30 fps, with a programmable pixel clock up to 90 MHz. It includes two independent layers with alpha blending, color LUTs, and dithering - enabling smooth UI transitions and medical-grade grayscale fidelity without external frame buffer memory.
STM32MP151DAA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 448-LFBGA
- Series:
- STM32MP1
- Packaging:
- Tray
- Product Status:
- Active
- Core Processor:
- ARM® Cortex®-A7
- Number of Cores/Bus Width:
- 1 Core, 32-Bit
- Speed:
- 209MHz, 800MHz
- Co-Processors/DSP:
- ARM® Cortex®-M4
- RAM Controllers:
- DDR3, DDR3L, LPDDR2, LPDDR3
- Graphics Acceleration:
- Yes
- Display & Interface Controllers:
- HDMI-CEC, LCD
- Ethernet:
- 10/100Mbps, GbE
- SATA:
- -
- USB:
- USB 2.0 (2), USB 2.0 OTG+ PHY (3)
- Voltage - I/O:
- 2.5V, 3.3V
- Operating Temperature:
- -20°C ~ 105°C (TJ)
- Grade:
- -
- Qualification:
- -
- Security Features:
- ARM TZ
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 448-LFBGA (18x18)
- Additional Interfaces:
- CAN, Ethernet, I2C, MMC/SD/SDIO, SPDIF, SPI, UART, USB
STM32MP151DAA1 FAQ
1.How can I place an order for STM32MP151DAA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32MP151DAA1 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for STM32MP151DAA1 reliable?
The price and inventory of STM32MP151DAA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32MP151DAA1 is usually 5 days.
3.What payment methods are accepted for STM32MP151DAA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32MP151DAA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32MP151DAA1?
STM32MP151DAA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32MP151DAA1 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for STM32MP151DAA1?
For technical support, including STM32MP151DAA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32MP151DAA1 requirements.
6.How does Aetrix verify that STM32MP151DAA1 is sourced from the original manufacturer or authorized distributors?
All STM32MP151DAA1 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that STM32MP151DAA1 meets industry standards.
7.What is the process for return or replacement of STM32MP151DAA1?
All STM32MP151DAA1 units undergo pre-shipment inspection (PSI). If there is an issue with STM32MP151DAA1, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The STM32MP151DAA1 part is unused and in its original packaging.
Return procedure for STM32MP151DAA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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