Overview
The STA8089FGB, produced by STMicroelectronics, is a highly integrated single-chip standalone GNSS (Global Navigation Satellite System) receiver. It belongs to the Teseo III family of products and is designed for positioning system applications. This device supports multiple satellite navigation systems, including GPS, Galileo, GLONASS, BeiDou, and QZSS. It is backward compatible with the STA8088FG, facilitating easy migration for customer applications. The STA8089FGB 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 | Value |
|---|---|
| Tracking Channels | 48 |
| Fast Acquisition Channels | 2 |
| Supported Systems | GPS, Galileo, GLONASS, BeiDou, QZSS |
| Indoor Sensitivity (Tracking Mode) | -162 dBm |
| 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 | USB2.0 full speed (12 MHz) with integrated physical layer transceiver |
| CAN (Controller Area Network) | 2 channels |
| ADC (Analog to Digital Converter) | 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
- Supports multiple satellite navigation systems: GPS, Galileo, GLONASS, BeiDou, and QZSS.
- 48 tracking channels and 2 fast acquisition channels.
- High performance ARM946 MCU 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: 3 UARTs, 1 I2C master interface, 1 Synchronous Serial Port (SSP), USB2.0 full speed, and 2 CAN channels.
- 2 channels of 10-bit ADC.
- Backward compatible with STA8088FG for easy application migration.
- Supports ST-DRAW (Dead Reckoning Automotive Way) for the STA8089FGBD variant.
- High indoor sensitivity of -162 dBm in tracking mode.
Applications
The STA8089FGB is suitable for a variety of positioning system applications, including:
- Automotive navigation systems.
- Telematics and fleet management.
- Smartphones and mobile devices.
- Wearable devices and fitness trackers.
- Agricultural and industrial automation.
- Emergency services and public safety equipment.
Q & A
- What satellite navigation systems does the STA8089FGB support?
The STA8089FGB supports GPS, Galileo, GLONASS, BeiDou, and QZSS systems. - How many tracking channels does the STA8089FGB have?
The device has 48 tracking channels and 2 fast acquisition channels. - What is the indoor sensitivity of the STA8089FGB?
The indoor sensitivity is -162 dBm in tracking mode. - What is the Time To First Fix (TTFF) for the STA8089FGB?
The TTFF is less than 1 second in Hot Start and 30 seconds in Cold Start. - Does the STA8089FGB have any embedded memory?
Yes, it has 256 Kbyte embedded SRAM and 16 Mbits in-package SQI Flash Memory. - What communication interfaces are available on the STA8089FGB?
The device includes 3 UARTs, 1 I2C master interface, 1 Synchronous Serial Port (SSP), USB2.0 full speed, and 2 CAN channels. - Is the STA8089FGB backward compatible with other models?
Yes, it is backward compatible with the STA8088FG. - What is the operating temperature range of the STA8089FGB?
The operating temperature range is -40°C to +85°C. - Does the STA8089FGB support dead reckoning?
Yes, the STA8089FGBD variant supports ST-DRAW (Dead Reckoning Automotive Way). - What is the package type of the STA8089FGB?
The package type is VFQFPN56 (7 x 7 x 1.0 mm) with a 0.4 mm pitch.
