Overview
The STA8089FGAD, 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 customers. The STA8089FGAD comes with a complete GNSS firmware that handles all GNSS operations, including tracking, acquisition, navigation, and data output, without the need for external memories. Additionally, it supports STMicroelectronics' dead reckoning firmware, TESEO-DRAW, for enhanced positioning accuracy.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Tracking Channels | 48 |
| Number of Fast Acquisition Channels | 2 |
| Supported GNSS 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 SQI Flash Memory | 16 Mbits |
| Real Time Clock (RTC) | Yes |
| Watch-dog Timer | 32-bit |
| UARTs | 3 |
| I2C Master Interface | Yes |
| Synchronous Serial Port (SSP) | Yes, Motorola-SPI supported |
| USB Interface | USB2.0 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) | 1.1 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
- AEC-Q100 qualified for automotive applications
- Single die standalone receiver with embedded RF Front-End and low noise amplifier
- Pin to pin compatible with STA8088FG for easy migration
- Supports ST-DRAW (Dead Reckoning Automotive Way) firmware for enhanced positioning accuracy
- High performance ARM946 MCU up to 196 MHz
- In-package SQI Flash Memory and embedded SRAM
- 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 ADC (10 bits)
Applications
The STA8089FGAD is primarily designed for automotive applications, including navigation systems, telematics, and vehicle tracking. Its high accuracy and robustness make it suitable for various automotive-grade positioning needs. Additionally, it can be used in other applications requiring precise GNSS positioning, such as industrial automation, agriculture, and consumer electronics.
Q & A
- What GNSS systems does the STA8089FGAD support?
The STA8089FGAD supports GPS, Galileo, GLONASS, BeiDou, and QZSS systems. - What is the indoor sensitivity of the STA8089FGAD?
The indoor sensitivity is -162 dBm in tracking mode. - How long does it take for the STA8089FGAD 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. - Is the STA8089FGAD backward compatible with previous models?
Yes, it is pin to pin compatible with the STA8088FG. - What type of microcontroller does the STA8089FGAD use?
The device uses a high performance ARM946 MCU up to 196 MHz. - Does the STA8089FGAD support dead reckoning?
Yes, it supports STMicroelectronics' dead reckoning firmware, TESEO-DRAW. - What is the operating temperature range of the STA8089FGAD?
The operating temperature range is -40°C to +85°C. - What package type is the STA8089FGAD available in?
The device is available in a VFQFPN56 package (7 x 7 x 1.0 mm) with a 0.4 mm pitch. - Is the STA8089FGAD AEC-Q100 qualified?
Yes, the STA8089FGAD is AEC-Q100 qualified for automotive applications. - What communication interfaces does the STA8089FGAD support?
The device supports multiple interfaces including 3 UARTs, 1 I2C master interface, 1 Synchronous Serial Port (SSP), USB2.0 full speed, and 2 CAN channels.
