Overview
The STA8058 is a highly integrated GPS/Galileo/GLONASS/BeiDou/QZSS receiver IC designed by STMicroelectronics. It belongs to the Teseo family of products, specifically the Teseo III series. This device is optimized for positioning system applications, particularly in the automotive sector, and is known for its high accuracy and reliability in challenging environments such as urban canyons.
The STA8058 embeds a new ST GNSS positioning engine capable of receiving signals from multiple satellite navigation systems. It combines a high-performance ARM946 microprocessor with extensive I/O capabilities and enhanced peripherals, making it a robust solution for in-dash navigation and OEM telematics applications.
Key Specifications
| Specification | Description |
|---|---|
| GNSS Systems Supported | GPS, Galileo, GLONASS, BeiDou, QZSS |
| Tracking Channels | 48 tracking channels and 2 fast acquisition channels |
| Indoor Sensitivity | -162 dBm in tracking mode |
| Time to First Fix (TTFF) | < 1 s in Hot start, 30 s in Cold Start |
| Microprocessor | High performance ARM946 MCU (up to 196 MHz) |
| Memory | 256 Kbyte embedded SRAM, External SQI Flash interface |
| Interfaces | 2 UARTs, 1 I2C master/slave, USB2.0 full speed (12 Mbps), 2 CAN interfaces |
| Operating Voltage | Main voltage regulator (VINL): 1.8 V ± 5%, Backup voltage (VINB): 1.6 V to 4.3 V |
| Operating Temperature | -40°C to +85°C |
| Package | VFQFPN56 (7 x 7 x 1.0 mm) 0.4 mm pitch |
Key Features
- AEC-Q100 qualified and compliant with ST Automotive Grade qualification
- Single die standalone receiver embedding RF Front-End and low noise amplifier
- Supports STMicroelectronics dead reckoning firmware (TESEO-DRAW) for multi-sensor data fusion
- Real Time Clock (RTC) circuit and 32-bit Watch-dog timer
- 2 channels ADC (10 bits) and USB2.0 full speed (12 MHz) with integrated physical layer transceiver
- Pin to pin compatible with STA8088GA for easy customer application migration
Applications
The STA8058 is ideally suited for in-dash navigation and OEM telematics applications in the automotive sector. Its high accuracy and reliability make it a preferred choice for environments where satellite visibility is challenging, such as urban canyons.
Other potential applications include fleet management systems, vehicle tracking, and any automotive system requiring precise positioning data.
Q & A
- What GNSS systems does the STA8058 support?
The STA8058 supports GPS, Galileo, GLONASS, BeiDou, and QZSS systems.
- What is the indoor sensitivity of the STA8058?
The indoor sensitivity is -162 dBm in tracking mode.
- How long does it take for the STA8058 to achieve the first fix?
The Time to First Fix (TTFF) is less than 1 second in Hot start and 30 seconds in Cold Start.
- What type of microprocessor does the STA8058 use?
The STA8058 uses a high-performance ARM946 MCU with a clock speed of up to 196 MHz.
- What memory options are available on the STA8058?
The device has 256 Kbyte embedded SRAM and an external SQI Flash interface.
- What interfaces are supported by the STA8058?
The STA8058 supports 2 UARTs, 1 I2C master/slave, USB2.0 full speed (12 Mbps), and 2 CAN interfaces.
- What is the operating voltage range for the STA8058?
The main voltage regulator (VINL) is 1.8 V ± 5%, and the backup voltage (VINB) is 1.6 V to 4.3 V.
- What is the operating temperature range for the STA8058?
The operating temperature range is -40°C to +85°C.
- What package type is the STA8058 available in?
The STA8058 is available in a VFQFPN56 package (7 x 7 x 1.0 mm) with a 0.4 mm pitch.
- Is the STA8058 backward compatible with other models?
Yes, the STA8058 is pin to pin compatible with the STA8088GA, enabling fast customer application migration.
