Overview
The STA1080EOA3, part of the Accordo2 family from STMicroelectronics, is a dual-core processor designed specifically for modern automotive car radio and display audio applications. This device offers a cost-effective microprocessor solution with an embedded powerful Digital Sound Processing subsystem and an ARM Cortex-R4 processor running at up to 600 MHz. Additionally, it includes an ARM Cortex-M3 controller dedicated for real-time Vehicle Interface Processing. The STA1080EOA3 is bundled with a comprehensive software package, enabling rapid system implementation and supporting a wide range of features from low-cost systems based on real-time OS to demanding applications based on Linux OS.
Key Specifications
| Specification | Details |
|---|---|
| Processor | ARM Cortex-R4 MCU up to 600 MHz |
| Memory Organization | L1 Cache: 32K instruction, 32K data; 32 KB ITCM + 32 KB DTCM; 1.25 MB embedded SRAM |
| SDRAM Controller | 16-bit data up to 166 MHz |
| Audio Subsystem | Sound processing DSPs (450MIPS); 6x audio DAC with 103 dB SNR A-Weighted; 9x Rx / 8x Tx audio interfaces (I2S/multichannel ports) |
| Media Interfaces | 2x Secure-Digital Multimedia Memory Card Interface (SD3.0/MMC4.4/SDIO); 2x USB 2.0 (1x Host and 1x Dual Role) |
| Embedded Isolated Vehicle Interface | Dedicated Cortex-M3 core; 256KB isolated embedded memory |
| I/O Interfaces | 1x 10 channels 10-bits ADC; 3x I2C multi-master/slave interfaces; 4x UART Controllers; 3x Synchronous Serial Port (SSP/SPI) |
| Operating Conditions | VDD: 1.14 V - 1.26 V; VDD_IO: 3.3 V ±10%; Ambient temperature range: -40 / +85 °C |
| Package | LFBGA 361 16x16x1.7 mm |
Key Features
- AEC-Q100 qualified
- ARM Cortex-R4 MCU and dedicated ARM Cortex-M3 controller for real-time Vehicle Interface Processing
- Comprehensive set of peripherals including UART, I2C, USB, and MMC interfaces
- Powerful Digital Sound Processing subsystem with 450MIPS DSPs
- High-quality audio DACs and ADCs with internal switching logic
- Support for Secure-Digital Multimedia Memory Card Interface and USB 2.0
- Integrated watchdog timer, DMA, and extended function timers
- Real-time clock with fraction readout and JTAG based in-circuit emulator
- Resistive Touch Screen Controller and Video Input Port (only in STA109x models)
Applications
The STA1080EOA3 is designed for use in modern automotive car radio and display audio systems. It is suitable for a wide range of applications including:
- Car infotainment systems
- Automotive audio processing and playback
- Vehicle interface and control systems
- Display and graphics applications in automotive environments
- Advanced driver-assistance systems (ADAS) requiring robust processing and interface capabilities
Q & A
- What is the primary application of the STA1080EOA3?
The STA1080EOA3 is primarily used in modern automotive car radio and display audio systems.
- What type of processor does the STA1080EOA3 use?
The STA1080EOA3 uses an ARM Cortex-R4 MCU running at up to 600 MHz and a dedicated ARM Cortex-M3 controller.
- What are the key features of the audio subsystem in the STA1080EOA3?
The audio subsystem includes sound processing DSPs (450MIPS), 6x audio DACs with 103 dB SNR A-Weighted, and 9x Rx / 8x Tx audio interfaces (I2S/multichannel ports).
- What types of memory interfaces does the STA1080EOA3 support?
The STA1080EOA3 supports SDRAM, NAND, and NOR memory interfaces.
- What is the operating temperature range of the STA1080EOA3?
The operating temperature range is -40 / +85 °C.
- Is the STA1080EOA3 AEC-Q100 qualified?
Yes, the STA1080EOA3 is AEC-Q100 qualified.
- What types of I/O interfaces are available on the STA1080EOA3?
The device includes I2C, UART, SPI, and USB 2.0 interfaces among others.
- Does the STA1080EOA3 support touch screen and video input?
Only the STA109x models support resistive Touch Screen Controller and Video Input Port.
- What is the package type of the STA1080EOA3?
The package type is LFBGA 361 16x16x1.7 mm.
- Is the STA1080EOA3 RoHS compliant?
Yes, the STA1080EOA3 is RoHS compliant with an Ecopack2 grade.
