Overview
The STA8089FGTR-BG, produced by STMicroelectronics, is a highly integrated single-chip standalone GNSS receiver 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 STA8089FGTR-BG 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 | -162 dBm (tracking mode) |
| Time To First Fix (TTFF) | < 1 s (Hot start), 30 s (Cold start) |
| MCU | 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 2.0 | Full speed (12 MHz) with integrated physical layer transceiver |
| Controller Area Network (CAN) | 2 channels |
| ADC Channels | 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.
- -162 dBm indoor sensitivity in tracking mode.
- Fast TTFF (Time To First Fix) 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 USB 2.0 full speed.
- 2 Controller Area Network (CAN) channels and 2 channels of 10-bit ADC.
Applications
The STA8089FGTR-BG 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.
- Smart city infrastructure and IoT devices requiring precise location data.
- Agricultural and industrial automation where GPS and other GNSS signals are utilized.
- General purpose GNSS applications requiring high sensitivity and fast TTFF.
Q & A
- What is the STA8089FGTR-BG?
The STA8089FGTR-BG is a highly integrated single-chip standalone GNSS receiver from STMicroelectronics, supporting multiple satellite navigation systems.
- Which satellite navigation systems does it support?
It supports GPS, Galileo, GLONASS, BeiDou, and QZSS systems.
- What is the indoor sensitivity of the STA8089FGTR-BG?
The indoor sensitivity is -162 dBm in tracking mode.
- What is the Time To First Fix (TTFF) for this device?
The TTFF is less than 1 second in Hot start and 30 seconds in Cold Start.
- Is the STA8089FGTR-BG backward compatible with other models?
Yes, it is backward compatible with the STA8088FG.
- What type of MCU does the STA8089FGTR-BG use?
The device uses a high performance ARM946 MCU with a clock speed of up to 196 MHz.
- What memory does the STA8089FGTR-BG have?
The device has 256 Kbyte embedded SRAM and 16 Mbits in-package SQI Flash Memory.
- What communication interfaces are available on the STA8089FGTR-BG?
The device includes 3 UARTs, 1 I2C master interface, 1 Synchronous Serial Port (SSP), USB 2.0 full speed, and 2 CAN channels.
- What is the operating temperature range of the STA8089FGTR-BG?
The operating temperature range is -40°C to +85°C.
- What package type does the STA8089FGTR-BG come in?
The device comes in a VFQFPN56 package (7 x 7 x 1.0 mm) with a 0.4 mm pitch.
