STA1385EOAS2

Microprocessors Overview

The STA1385EOAS2 is an automotive System-On-Chip from the Telemaco3P family, designed for telematics and connectivity applications with integrated cyber-security. It features a dual ARM Cortex-A7 processor running up to 600 MHz, equipped with MMU, FPU, and NEON support. The device includes an embedded Hardware Security Module (HSM) and an isolated ARM Cortex-M3 sub-system for vehicle CAN interfaces. Memory resources comprise 32 KB L1 instruction/data cache per core, 256 KB L2 cache, and 768 KB total embedded SRAM. Connectivity options include dual Gbit Ethernet AVB controllers, FlexRay, multiple CAN FD channels, USB 2.0, and SD/MMC interfaces. It supports DDR3L-1066 and LPDDR2-800 external memory.

Microprocessors Feature Summary

• Dual ARM Cortex-A7 processing cores with hardware security module integration
• Isolated ARM Cortex-M3 subsystem dedicated to vehicle communication interfaces
• Comprehensive set of automotive-grade connectivity interfaces including Ethernet and FlexRay
• AEC-Q100 qualified Grade 2 certification for automotive reliability

Microprocessors Applications

• Automotive telematics systems
• Vehicle connectivity solutions
• Cyber-security protected infotainment units

Microprocessors Procurement Notes

Verify the specific ordering suffix EOAS2 against the manufacturer's official datasheet to confirm package type, temperature range, and mass production status. Ensure compatibility with existing board layouts regarding voltage domains and pin assignments. Confirm AEC-Q100 Grade 2 qualification requirements match the target application environment before finalizing procurement.

Microprocessors Selection Notes

Select this component when high-performance processing combined with robust hardware security is required for automotive environments. The inclusion of an isolated Cortex-M3 core facilitates safe separation of critical vehicle bus communications from main application processing. Evaluate memory requirements against the 768 KB embedded SRAM and available external memory controller options for DDR3L or LPDDR2.

Microprocessors Part Context

The STA1385 belongs to STMicroelectronics' Telemaco3P family of microprocessors. This series targets cost-effective yet powerful solutions for modern automotive networking needs. The chip integrates standard connectivity protocols alongside specialized security accelerators, positioning it as a central processing unit for connected car architectures requiring functional safety and data protection.

Microprocessors Replacement Considerations

Consult official documentation for direct substitutes within the Telemaco family. Verify pin-to-pin compatibility and software migration paths if replacing legacy components. No public substitute part numbers are confirmed in the provided source material.