STM32MP131DAG7

Microprocessors Overview

The STM32MP131DAG7 is a microprocessor featuring a single Arm Cortex-A7 core operating up to 1 GHz. It includes 32-Kbyte L1 instruction and data caches, plus a 128-Kbyte unified level 2 cache. The device supports external DDR memory up to 1 Gbyte via LPDDR2/LPDDR3 or DDR3/DDR3L interfaces. Internal storage comprises 168 Kbytes of SRAM distributed across AXI SYSRAM, AHB SRAM, and backup domains. Connectivity options include one Ethernet MAC, dual USB 2.0 high-speed ports, two SDMMC interfaces, multiple SPI, I2C, and UART peripherals, alongside analog features like a 12-bit ADC and DFSDM.

Microprocessors Feature Summary

• Arm TrustZone security architecture with hardware acceleration for cryptographic operations
• Integrated power management controls for companion PMIC chips
• Low-power modes including Standby with DDR retention capabilities
• Secure boot mechanisms with anti-rollback and key revocation support

Microprocessors Applications

• Industrial automation and PLC systems
• Smart home gateways and thermostats
• Point-of-sale terminals and cash registers
• Medical patient monitoring devices

Microprocessors Procurement Notes

Verify the specific package variant corresponding to the DAG7 suffix against official STMicroelectronics documentation before procurement. Confirm that the required operating temperature range and voltage specifications align with your system design constraints. Ensure compatibility with the OpenSTLinux distribution and associated firmware packages for software development readiness.

Microprocessors Selection Notes

Select this component for applications requiring certified security features and entry-level Linux support. It is suitable for designs needing a balance between performance and energy efficiency. Consider the integrated peripherals to reduce external component count. Evaluate the available ecosystem tools and partner resources to streamline the development process for embedded systems.

Microprocessors Part Context

This part belongs to the STM32MP13x product line within the broader STM32MP1 series. It is designed as a cost-effective solution for secure embedded applications. The series targets markets such as Industry 4.0, smart cities, and consumer electronics. It provides a heterogeneous processing environment optimized for low power consumption while maintaining robust security standards.

Microprocessors Replacement Considerations

Consult official STMicroelectronics substitution guides for verified alternatives. Cross-reference pinouts and electrical characteristics when considering other STM32MP1 variants.