My Inquiry
My Account
STMicroelectronics STA8088TGA
- Part No.:
- STA8088TGA
- Manufacturer:
- STMicroelectronics
- Category:
- RF Receivers
- Package:
- 56-VFQFN Exposed Pad
- Datasheet:
-
STA8088TGA.pdf
- Description:
- ADD INFOTAINMENT
- Quantity:
- Payment:
- Shipping:
Inventory:3,315
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
STA8088TGA from STMicroelectronics is a highly integrated GNSS receiver SoC combining GPS, GLONASS, and QZSS tracking engines with an ARM926EJ-S microprocessor, 1 MB embedded SRAM, and dual RF front-end for simultaneous multi-constellation acquisition. It delivers sub-2.5 m CEP positioning accuracy, supports dead reckoning via integrated sensor fusion firmware, and operates from a single 1.8 V supply in automotive-grade temperature range (–40°C to +85°C).
For engineers reviewing the STA8088TGA datasheet, STA8088TGA pinout, STA8088TGA application, or STA8088TGA equivalent, key selection considerations include its integrated GNSS baseband + RF + ARM processor architecture, dual-band RF front-end compatibility with GPS L1/GLONASS G1/QZSS L1, embedded dead reckoning software stack, and AEC-Q100 Grade 2 automotive qualification.
Technical Context
The STA8088TGA implements a fully self-contained GNSS positioning system on a single die: the baseband processes up to 33 tracking channels across GPS, GLONASS, and QZSS using dedicated correlators, while the ARM926EJ-S core executes real-time acquisition, navigation algorithms, and host interface management without external Flash. Its RF section integrates two independent low-noise amplifiers and downconverters supporting concurrent dual-frequency reception.
Power management includes three internal voltage regulators (1.8 V digital, 1.2 V core, and 1.8 V RF), enabling direct connection to a single 1.8 V input rail; all I/Os are 1.8 V tolerant with configurable pull-up/down and slew-rate control. The device supports hot-start time < 1 s and cold-start time < 35 s under open-sky conditions.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| GNSS Constellations | GPS L1 C/A, GLONASS G1, QZSS L1 - enables robust urban canyon positioning via multi-constellation visibility |
| Tracking Channels | 33 parallel channels - supports simultaneous signal acquisition and continuous position update at 10 Hz |
| Positioning Accuracy | 2.5 m CEP (95%) - meets automotive telematics and ADAS auxiliary positioning requirements |
| Embedded Memory | 1 MB SRAM - sufficient to run full GNSS firmware stack including dead reckoning and sensor fusion without external memory |
| Processor Core | ARM926EJ-S @ 266 MHz - executes real-time navigation solution, NMEA output generation, and host command parsing |
| Supply Voltage | 1.8 V ±5% - simplifies power design with single-rail operation and internal regulation for core/RF domains |
| Operating Temperature | –40°C to +85°C - qualified per AEC-Q100 Grade 2 for under-hood automotive deployment |
Pinout & Package
VFQFPN64 (6 × 6 mm, 0.4 mm pitch) package with exposed thermal pad for automotive thermal reliability.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_IO | Digital I/O supply | 1.8 V supply for all GPIOs and serial interfaces; must be decoupled locally |
| VDD_CORE | Core logic supply | Internally regulated 1.2 V domain; externally supplied as 1.8 V input to VDD_IO |
| VDD_RF | RF section supply | 1.8 V supply for LNA and mixer stages; requires separate low-noise filtering |
| RF_IN_P / RF_IN_N | Differential RF input | Accepts 1575.42 MHz GPS/GLONASS/QZSS signals; 50 Ω matched, DC-coupled |
| UART_TX / UART_RX | Host communication interface | Asynchronous serial link (up to 921.6 kbps) for NMEA output and configuration commands |
| RESET_N | Active-low reset input | Asynchronous hardware reset with Schmitt trigger; requires external pull-up |
| CLK_IN | External clock reference | Accepts 16.369 MHz TCXO or crystal; used for timing stability and frequency calibration |
Key Features
| Feature | Design Value |
|---|---|
| Integrated GNSS + ARM SoC | Eliminates need for discrete baseband, processor, and memory - reduces BOM count and PCB area by >40% |
| Dead Reckoning Firmware | Runs onboard without host CPU involvement; fuses GNSS data with optional external IMU inputs for tunnel/urban shadow continuity |
| Dual RF Front-End | Enables concurrent GPS+GLONASS tracking without switching latency - improves TTFF and position fix reliability |
| AEC-Q100 Grade 2 | Validated for automotive environments including thermal cycling, vibration, and ESD (±8 kV HBM) |
| Low-Power Standby Mode | Consumes < 10 µA in backup mode with RTC active - extends battery life in always-on telematics units |
Applications
| Automotive Telematics | Fleet Management Tracker |
|---|---|
|
Use Scenario: Embedded in vehicle OBD-II dongles for real-time location reporting, trip logging, and geofence alerts. IC Role / Device Role / Timing Role: Primary GNSS positioning engine with integrated NMEA output and UART host interface. Use Value: Sub-2.5 m CEP accuracy ensures precise stop/start detection and route compliance verification in dense urban areas. |
Use Scenario: Installed in commercial fleet vehicles to monitor location, speed, idling time, and driver behavior. IC Role / Device Role / Timing Role: Autonomous positioning subsystem feeding location data to cellular modem and CAN gateway. Use Value: Dual-constellation tracking maintains lock during highway underpasses and multi-story parking structures. |
| Emergency Call (eCall) Module | ADAS Auxiliary Positioning |
|
Use Scenario: Core location source in EU-mandated eCall systems that transmit crash coordinates to PSAP within 100 ms. IC Role / Device Role / Timing Role: Safety-critical GNSS receiver with fast cold-start capability and AEC-Q100 qualification. Use Value: Cold-start TTFF < 35 s and hot-start TTFF < 1 s meet eCall response time requirements under all signal conditions. |
Use Scenario: Supplemental positioning input for lane-departure warning and adaptive cruise control systems. IC Role / Device Role / Timing Role: High-integrity position source fused with camera/radar data for path prediction. Use Value: Dead reckoning firmware maintains meter-level accuracy for ≥ 60 s during GNSS outages caused by tunnels or overpasses. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar GNSS receiver applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| u-blox UBX-M8030-KT | Standalone GNSS module with integrated patch antenna; no embedded processor or dead reckoning firmware | Requires external MCU for NMEA parsing and host integration; lacks autonomous sensor fusion | Preferred when compact form factor and certified RF performance outweigh need for onboard processing |
| Qualcomm WGR7640 | Multi-GNSS SoC with integrated LTE modem; larger footprint and higher power consumption (250 mW vs. 85 mW) | Targets connected car platforms needing simultaneous GNSS + cellular; not optimized for low-power standalone use | Chosen when integrated LTE connectivity and carrier certification are mandatory |
Compared with u-blox UBX-M8030-KT and Qualcomm WGR7640, the STA8088TGA uniquely combines automotive-grade reliability, embedded dead reckoning, and minimal external component count - making it optimal for cost-sensitive, safety-aware telematics designs requiring autonomous positioning continuity.
Availability
STA8088TGA is available at Aetrix Electronics and suitable for automotive telematics, emergency call (eCall) systems, and fleet management trackers requiring stable component supply and long-term lifecycle support.
Supply support for STA8088TGA includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, with R&D and manufacturing facilities across Europe, Asia, and the Americas.
The STA8088TGA belongs to ST's automotive-qualified GNSS SoC product line, designed specifically for high-reliability, low-power positioning in telematics control units, eCall modules, and ADAS auxiliary systems.
FAQ
Does STA8088TGA require external Flash memory to operate?
No. The STA8088TGA contains 1 MB of embedded SRAM and runs its complete GNSS firmware-including acquisition, navigation, dead reckoning, and NMEA output-from this internal memory. No external Flash or EEPROM is needed for basic operation or firmware updates via UART.
What GNSS constellations does STA8088TGA support simultaneously?
The STA8088TGA supports concurrent tracking of GPS L1 C/A, GLONASS G1, and QZSS L1 signals using its 33-channel baseband. It does not support Galileo or BeiDou natively; those require external assistance or post-processing.
Is an external TCXO required for STA8088TGA operation?
A 16.369 MHz TCXO is strongly recommended for optimal timing stability and positioning accuracy. While a crystal can be used, the TCXO significantly improves holdover performance during signal outages and reduces position drift in dynamic environments.
How is the STA8088TGA qualified for automotive use?
The STA8088TGA is AEC-Q100 Grade 2 qualified (–40°C to +105°C junction), with testing covering thermal cycling, mechanical shock, humidity, and ESD (±8 kV HBM). Its VFQFPN64 package includes an exposed thermal pad for enhanced heat dissipation in under-hood applications.
STA8088TGA Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Series:
- -
- Package/Case:
- 56-VFQFN Exposed Pad
- Packaging:
- Tray
- Product Status:
- Active
- Frequency:
- -
- Sensitivity:
- -162dBm
- Data Rate (Max):
- 12Mbps
- Modulation or Protocol:
- Galileo, GLONASS, GNSS, GPS
- Applications:
- General Purpose
- Current - Receiving:
- -
- Data Interface:
- I2C, UART, USB
- Memory Size:
- 256kB SRAM
- Antenna Connector:
- -
- Features:
- -
- Voltage - Supply:
- 1.8V ~ 3.3V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 56-VFQFPN (7x7)
STA8088TGA FAQ
1.How can I place an order for STA8088TGA through Aetrix?
Please submit a Request for Quotation (RFQ) for STA8088TGA on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for STA8088TGA reliable?
The price and inventory of STA8088TGA are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STA8088TGA is usually 5 days.
3.What payment methods are accepted for STA8088TGA?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STA8088TGA transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STA8088TGA?
STA8088TGA orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STA8088TGA order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for STA8088TGA?
For technical support, including STA8088TGA datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STA8088TGA requirements.
6.How does Aetrix verify that STA8088TGA is sourced from the original manufacturer or authorized distributors?
All STA8088TGA products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that STA8088TGA meets industry standards.
7.What is the process for return or replacement of STA8088TGA?
All STA8088TGA units undergo pre-shipment inspection (PSI). If there is an issue with STA8088TGA, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The STA8088TGA part is unused and in its original packaging.
Return procedure for STA8088TGA:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
STA8088TGA Tags
-
MICRF220AYQS-TR
Microchip Technology
-
SX1239IMLTRT
Semtech Corporation
-
SI4356-B1A-FMR
Silicon Labs
-
SI4362-C2A-GMR
Silicon Labs
-
MAX1473EUI+T
Analog Devices Inc./Maxim Integrated
-
CMX992Q3
CML Micro
-
CMX994AQ4
CML Micro
-
MAX2112ETI+
Analog Devices Inc./Maxim Integrated
-
MAX2112ETI+T
Analog Devices Inc./Maxim Integrated
-
TESEO-LIV3R
STMicroelectronics
-
M20048-1
Antenova
-
CMX994EQ4
CML Micro
Tech Hub
A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.
The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…
The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…
A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…
A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …
An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…
Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…
An engineering guide to LED driver operation, constant-current and constant-voltage outputs, linear and switching topologies, dimming, IC selection, calculations, replacement compatibility, and fault c…
Operational amplifier guide covering op amp basics, feedback, ideal vs real op amps, common configurations, buffer circuits, offset, bias current, gain-bandwidth, slew rate, rail-to-rail limits and sel…
Jumper cables guide covering safe connection order, red and black clamp placement, final ground connection, cable gauge, length, clamp quality, copper vs CCA cables, jump starter comparison and battery…
