STA1085POA3TR

The STA1085POA3TR is an ARM® Cortex®-R4 microprocessor IC featuring a dual 32-bit core architecture running at 600 MHz. Part of the STA1085 telematics series from STMicroelectronics, it integrates a Cortex‑M3 co‑processor and on-chip controllers aimed at telematics and automotive infotainment platforms.

This device targets embedded automotive applications that require deterministic processing, integrated interfaces, and AEC‑Q100 qualification for automotive-grade deployments.

Key Features

• Core and Processing  Dual ARM® Cortex®-R4 32-bit cores operating at 600 MHz, with an ARM® Cortex®-M3 co‑processor to support ancillary processing tasks.
• Memory and Display  Integrated SDRAM controllers and LCD display interface controllers to streamline system memory and HMI design.
• Connectivity and I/O  Two USB 2.0 ports and CANbus support provide common automotive and peripheral connectivity options.
• Power and I/O Voltage  3.3 V I/O voltage compatibility for standard embedded interface signaling.
• Automotive Qualification and Security  Automotive grade with AEC‑Q100 qualification and JTAG support for device programming and debug.
• Package and Thermal  361‑LFBGA surface‑mount package (16×16) and an operating temperature range of −40°C to 85°C for automotive environments.
• Compliance  RoHS compliant.

Typical Applications

• Telematics Platforms  Onboard telematics units leveraging dual‑core real‑time processing and integrated I/O for vehicle data acquisition and communication.
• Automotive Infotainment  Infotainment controllers that require LCD interface support and multiple USB connections for media and peripheral integration.
• In‑Vehicle Communication Gateways  Gateway and network controller designs using CANbus and USB ports for vehicle network bridging and data exchange.
• Automotive Embedded Control  Automotive control modules benefitting from AEC‑Q100 qualification and a wide operating temperature range for reliable field operation.

Unique Advantages

• Dual Real‑Time Processing:  Two ARM® Cortex®-R4 cores at 600 MHz deliver deterministic processing capability for timing‑sensitive automotive tasks.
• Integrated Co‑Processor:  An ARM® Cortex®-M3 co‑processor enables offloading of auxiliary control or monitoring functions to simplify system partitioning.
• Rich Connectivity:  Built‑in USB 2.0 ports and CANbus support reduce external interface components and streamline connectivity design.
• Display and Memory Integration:  On‑chip SDRAM controllers and LCD interface controllers simplify HMI and memory subsystem implementation.
• Automotive‑Ready Qualification:  AEC‑Q100 qualification and automotive grade designation provide assurance for deployment in vehicle environments.
• Compact, Robust Packaging:  361‑LFBGA (16×16) surface‑mount package combined with −40°C to 85°C operating range supports compact automotive board designs.

Why Choose STA1085POA3TR?

STA1085POA3TR combines dual ARM® Cortex®-R4 cores with a Cortex®-M3 co‑processor and integrated memory and display controllers to deliver a compact, automotive‑qualified processing solution. Its combination of deterministic processing, multiple connectivity options, and AEC‑Q100 qualification makes it suited to telematics and infotainment systems where reliability and integration reduce system complexity.

This device is appropriate for designers seeking a consolidated MPU solution for in‑vehicle applications that require USB and CANbus connectivity, LCD support, and operation across a typical automotive temperature range.

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