Overview
The STA8089FGBTR is a highly integrated single-chip standalone Global Navigation Satellite System (GNSS) receiver IC from STMicroelectronics, belonging to the Teseo III family. This device is designed to support multiple satellite navigation systems including GPS, Galileo, GLONASS, BeiDou, and QZSS. It is backward compatible with the STA8088FG, facilitating easy migration for customers. The STA8089FGBTR comes with a complete GNSS firmware that handles all GNSS operations, including tracking, acquisition, navigation, and data output, without the need for external memories.
Key Specifications
| Parameter | Specification |
|---|---|
| Tracking Channels | 48 channels |
| Fast Acquisition Channels | 2 channels |
| Supported GNSS Systems | GPS, Galileo, GLONASS, BeiDou, QZSS |
| Indoor Sensitivity | -162 dBm (tracking mode) |
| Time To First Fix (TTFF) | < 1 s (Hot start), 30 s (Cold start) |
| Microcontroller | High performance ARM946 MCU (up to 196 MHz) |
| Embedded SRAM | 256 Kbyte |
| In-package Flash Memory | 16 Mbits SQI Flash |
| Real Time Clock (RTC) | Yes |
| Watch-dog Timer | 32-bit |
| UARTs | 3 |
| I2C Master Interface | 1 |
| Synchronous Serial Port (SSP) | 1 (Motorola-SPI supported) |
| USB Interface | USB2.0 full speed (12 MHz) with integrated physical layer transceiver |
| Controller Area Network (CAN) | 2 channels |
| Analog to Digital Converter (ADC) | 2 channels, 10 bits |
| Main Voltage Regulator (VINL) | 1.8 V ± 5% |
| Backup Voltage (VINB) | 1.6 V to 4.3 V |
| Digital Voltage (VDD) | 1.0 V to 1.32 V |
| RF Core Voltage (VCC) | 1.2 V ± 10% |
| IO Ring Voltage (VddIO) | 1.8 V ± 5% or 3.3 V ± 10% |
| Package | VFQFPN56 (7 x 7 x 1.0 mm) 0.4 mm pitch |
| Ambient Temperature Range | -40°C to +85°C |
Key Features
- STMicroelectronics positioning receiver with 48 tracking channels and 2 fast acquisition channels supporting GPS, Galileo, GLONASS, BeiDou, and QZSS systems.
- ST-DRAW (Dead Reckoning Automotive Way) supported for the STA8089FGBD variant.
- Pin to pin compatible with STA8088FG, enabling fast customer application migration.
- Single die standalone receiver embedding RF Front-End and low noise amplifier.
- High indoor sensitivity of -162 dBm in tracking mode.
- Fast Time To First Fix (TTFF) of less than 1 second in Hot start and 30 seconds in Cold start.
- High performance ARM946 MCU with a clock speed of up to 196 MHz.
- 256 Kbyte embedded SRAM and 16 Mbits in-package SQI Flash Memory.
- Real Time Clock (RTC) circuit and 32-bit Watch-dog timer.
- Multiple communication interfaces including 3 UARTs, 1 I2C master interface, 1 Synchronous Serial Port (SSP), and USB2.0 full speed.
- 2 Controller Area Network (CAN) channels and 2 channels of 10-bit ADC.
Applications
The STA8089FGBTR is designed for various positioning system applications, particularly in the automotive sector. It is suitable for use in:
- Automotive navigation systems.
- Telematics and fleet management systems.
- Emergency call systems (eCall).
- Vehicle tracking and monitoring systems.
- Smart city and IoT applications requiring precise location data.
Q & A
- What is the STA8089FGBTR?
The STA8089FGBTR is a highly integrated single-chip standalone GNSS receiver IC from STMicroelectronics, supporting multiple satellite navigation systems.
- Which GNSS systems does the STA8089FGBTR support?
The STA8089FGBTR supports GPS, Galileo, GLONASS, BeiDou, and QZSS systems.
- What is the indoor sensitivity of the STA8089FGBTR?
The indoor sensitivity is -162 dBm in tracking mode.
- How fast is the Time To First Fix (TTFF) for the STA8089FGBTR?
The TTFF is less than 1 second in Hot start and 30 seconds in Cold start.
- What type of microcontroller does the STA8089FGBTR use?
The STA8089FGBTR uses a high performance ARM946 MCU with a clock speed of up to 196 MHz.
- Does the STA8089FGBTR support dead reckoning?
Yes, the STA8089FGBD variant supports ST-DRAW (Dead Reckoning Automotive Way).
- What is the package type and dimensions of the STA8089FGBTR?
The package type is VFQFPN56 with dimensions of 7 x 7 x 1.0 mm and a 0.4 mm pitch.
- What is the operating temperature range of the STA8089FGBTR?
The operating temperature range is -40°C to +85°C.
- Is the STA8089FGBTR backward compatible with other models?
Yes, it is backward compatible with the STA8088FG.
- What communication interfaces does the STA8089FGBTR support?
The STA8089FGBTR supports multiple interfaces including UARTs, I2C, SSP, USB2.0, and CAN.
