STA8090F4GBTR

RF Receivers Overview

The STA8090F4GBTR is a fully integrated GNSS receiver supporting GPS, Galileo, GLONASS, BeiDou, and QZSS. It features embedded RF circuitry within a 99-TFBGA (5x6 mm) package. Key electrical parameters include a sensitivity of -162 dBm, maximum data rate of 12 Mbps, and operating frequency of 196 MHz. Noise figure is specified at 2 dB with bandwidths of 2.4 MHz and 4.8 MHz. Supply voltage ranges from 1.08 V to 1.32 V for core logic, while I/O supports up to 3.6 V. The device includes 256 kB SRAM and operates between -40°C and +85°C.

RF Receivers Feature Summary

• Fully integrated architecture combining RF front-end and baseband processing in a single package
• Multi-constellation support for global navigation satellite systems including BeiDou and QZSS
• Embedded RF design eliminates external matching components for simplified PCB layout

RF Receivers Applications

• Automotive navigation and telematics systems
• Personal navigation devices and handheld trackers
• IoT asset tracking modules requiring high sensitivity
• Infotainment system positioning units

RF Receivers Procurement Notes

Verify the complete ordering part number against manufacturer specifications to ensure correct suffix designation. Confirm RoHS compliance status and moisture sensitivity level requirements prior to assembly. Check lead times as production cycles may vary. Ensure ESD protection protocols are followed during handling due to surface mount packaging constraints.

RF Receivers Selection Notes

Select this component when multi-constellation coverage is required alongside minimal board space. The integrated RF section reduces bill-of-materials complexity compared to discrete solutions. Evaluate interface compatibility with host microcontrollers via SPI, I2C, or UART options. Consider thermal management capabilities within the specified operating temperature range for automotive environments.

RF Receivers Part Context

This model belongs to the STA8090 family of GNSS receivers designed by STMicroelectronics. It represents an evolution in integrated positioning solutions, offering enhanced channel counts and acquisition speeds compared to earlier generations. The TFBGA package facilitates high-density mounting on modern electronic assemblies.

RF Receivers Replacement Considerations

Direct substitutes include other variants within the STA8090 series such as STA8090FG or STA8090WG. Verify pinout compatibility and firmware support before substitution. Cross-model comparisons should focus on specific constellation support and interface requirements.