Overview
The STA8089FGATR, 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 in the automotive sector. 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 STA8089FGATR 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
| Specification | Value |
|---|---|
| Supply Voltage Min | 1.8 V |
| Supply Voltage Max | 4.2 V |
| Operating Temperature Min | -40°C |
| Operating Temperature Max | 85°C |
| Core | ARM946 MCU (up to 196 MHz) |
| ECCN US | 7A994 |
| ECCN EU | NEC |
| Packing Type | Tape And Reel |
| RoHS Compliance | Ecopack2 |
| Grade | Automotive |
| Package Name | VFQFPN 56 (7x7x1.0 mm) |
| Indoor Sensitivity | -162 dBm (tracking mode) |
| TTFF (Hot Start) | < 1 s |
| TTFF (Cold Start) | 30 s |
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 (STA8089FGBD only).
- Pin to pin compatible with STA8088FG.
- Single die standalone receiver embedding RF Front-End and low noise amplifier.
- 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.
- 3 UARTs, 1 I2C master interface, 1 Synchronous Serial Port (SSP, Motorola-SPI supported), and USB2.0 full speed (12 MHz) with integrated physical layer transceiver.
- 2 Controller Area Network (CAN) and 2 channels ADC (10 bits).
Applications
The STA8089FGATR is primarily designed for automotive applications, including vehicle navigation systems, telematics, and any system requiring precise positioning data from multiple satellite constellations. Its robust design and compliance with automotive standards (AEC-Q100) make it suitable for use in harsh automotive environments.
Q & A
- What satellite navigation systems does the STA8089FGATR support?
The STA8089FGATR supports GPS, Galileo, GLONASS, BeiDou, and QZSS systems. - What is the operating temperature range of the STA8089FGATR?
The operating temperature range is from -40°C to 85°C. - Does the STA8089FGATR require external memories for GNSS operations?
No, the device comes with a complete GNSS firmware that performs all GNSS operations without the need for external memories. - What is the indoor sensitivity of the STA8089FGATR?
The indoor sensitivity is -162 dBm in tracking mode. - How long does the STA8089FGATR take for Time To First Fix (TTFF) in hot and cold start modes?
The TTFF is less than 1 second in hot start mode and 30 seconds in cold start mode. - Is the STA8089FGATR backward compatible with other models?
Yes, it is backward compatible with the STA8088FG. - What type of MCU does the STA8089FGATR use?
The device uses a high-performance ARM946 MCU (up to 196 MHz). - What is the package type of the STA8089FGATR?
The package type is VFQFPN 56 (7x7x1.0 mm). - Is the STA8089FGATR RoHS compliant?
Yes, it is RoHS compliant with an Ecopack2 grade. - What are some of the communication interfaces available on the STA8089FGATR?
The device includes 3 UARTs, 1 I2C master interface, 1 Synchronous Serial Port (SSP, Motorola-SPI supported), USB2.0 full speed, and 2 Controller Area Network (CAN) interfaces.
