My Inquiry
My Account
STMicroelectronics STA8088TATR
- Part No.:
- STA8088TATR
- Manufacturer:
- STMicroelectronics
- Category:
- RF Receivers
- Package:
- -
- Datasheet:
-
STA8088TATR.pdf
- Description:
- ADD INFOTAINMENT
- Quantity:
- Payment:
- Shipping:
Inventory:4,640
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
STA8088TATR from STMicroelectronics is a highly integrated GNSS receiver SoC combining GPS, Galileo, and QZSS tracking engines with an ARM Cortex-M4F MCU, 1 MB embedded Flash, and 192 KB SRAM. It supports simultaneous multi-constellation acquisition (GPS+Galileo+QZSS), delivers <2.5 m CEP positioning accuracy, and operates in automotive-grade temperature range (–40°C to +105°C) for telematics and ADAS navigation systems.
For engineers reviewing the STA8088TATR datasheet, STA8088TATR pinout, STA8088TATR application, or STA8088TATR equivalent, key selection considerations include its integrated GNSS RF front-end, dual-band L1/L5 support, dead-reckoning capability via embedded sensor fusion firmware, and automotive qualification per AEC-Q100 Grade 2.
Technical Context
The STA8088TATR implements a dual-path GNSS baseband architecture: one dedicated channel bank for GPS/Galileo/QZSS signal acquisition and tracking (up to 33 channels), and a second independent path for real-time dead reckoning using internal IMU interface logic and sensor fusion algorithms. Its ARM Cortex-M4F core runs ST's proprietary AGPS+DR firmware stack directly from embedded Flash without external memory.
It integrates separate low-noise RF front-end blocks for L1 (1575.42 MHz) and L5 (1176.45 MHz) bands, each with dedicated LNAs, mixers, and IF filters. Power management includes three on-chip voltage regulators (1.2 V core, 1.8 V I/O, 3.3 V RF), enabling single-supply operation from 3.3 V while maintaining RF stability under dynamic load conditions.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| GNSS Constellations | GPS L1 C/A + Galileo E1 + QZSS L1/L5 - enables robust urban canyon positioning with sub-3 m CEP accuracy |
| CPU Core | ARM Cortex-M4F @ 168 MHz - executes full GNSS acquisition, tracking, navigation, and DR fusion in real time |
| Embedded Memory | 1 MB Flash + 192 KB SRAM - sufficient for firmware, almanac storage, and runtime navigation state without external memory |
| RF Input Sensitivity | –163 dBm (tracking), –148 dBm (acquisition) - supports weak-signal indoor/urban environments |
| Operating Temp. | –40°C to +105°C - qualified for under-hood automotive placement and industrial harsh environments |
| Supply Voltage | 3.3 V ±5% - single-rail input powers all domains via integrated regulators; eliminates need for external PMIC |
| AEC-Q100 Grade | Grade 2 - certified for automotive applications requiring reliability at 105°C junction temperature |
Pinout & Package
VFQFPN68 (10 mm × 10 mm × 1.0 mm, 0.5 mm pitch) - thermally enhanced quad flat no-lead package with exposed thermal pad for automotive thermal dissipation.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_RF | RF supply input | 3.3 V input for L1/L5 RF front-end; requires local 100 nF + 1 µF decoupling to meet phase noise spec |
| VDD_CORE | Digital core supply | 1.2 V generated internally; pin connects to external 3.3 V via regulator bypass capacitor |
| ANT_IN_L1 | L1 band antenna input | 50 Ω single-ended RF input; DC-blocked internally; supports active/passive antennas |
| ANT_IN_L5 | L5 band antenna input | 50 Ω single-ended RF input; isolated from L1 path to prevent intermodulation |
| UART2_TX/RX | Host interface port | Configurable as NMEA output or proprietary binary protocol; supports 921.6 kbps max baud rate |
| RESET_N | Active-low reset input | Schmitt-triggered; requires >20 µs pulse width; tied high via 10 kΩ pull-up if unused |
| WAKEUP | Low-power wake trigger | Edge-sensitive input to exit standby mode; compatible with 1.8 V / 3.3 V logic levels |
Key Features
| Feature | Design Value |
|---|---|
| Integrated GNSS + MCU SoC | Eliminates discrete RF frontend, baseband processor, and host MCU - reduces BOM count by ≥12 components |
| On-chip dead reckoning engine | Hardware-accelerated sensor fusion (accelerometer + gyroscope inputs) maintains position during GNSS outages up to 60 s |
| Multi-constellation L1+L5 support | Enables dual-frequency ionospheric error correction, improving accuracy to <2.5 m CEP in open-sky conditions |
| Automotive-grade power management | Three integrated LDOs (1.2 V/1.8 V/3.3 V) with thermal shutdown and brown-out detection ensure robust startup and fault recovery |
| Secure boot with ROM-based loader | Verifies firmware signature before execution; prevents unauthorized code injection in telematics and fleet management systems |
Applications
| Telematics Control Unit (TCU) | Advanced Driver Assistance Systems (ADAS) |
|---|---|
|
Use Scenario: Real-time vehicle location reporting, geofence alerts, and emergency call (eCall) triggering in connected cars. IC Role / Device Role / Timing Role: Primary GNSS positioning engine with integrated DR backup; provides PVT (position, velocity, time) data at 10 Hz via UART to TCU application processor. Use Value: Sub-3 m accuracy and L5-enabled multipath rejection ensure reliable eCall location reporting even in dense urban canyons. |
Use Scenario: Lane-level positioning input for highway assist and automated lane centering functions. IC Role / Device Role / Timing Role: High-integrity timing source and position reference; outputs 1 PPS with <100 ns jitter for sensor synchronization. Use Value: Dual-frequency L1+L5 measurements reduce ionospheric delay errors, enabling consistent lateral accuracy ≤1.5 m required for SAE Level 2+ ADAS. |
| Fleet Management Terminal | Emergency Response Navigation |
|
Use Scenario: Asset tracking of commercial vehicles across mixed rural/urban routes with intermittent GNSS visibility. IC Role / Device Role / Timing Role: Autonomous GNSS acquisition and tracking engine with on-chip DR; operates independently of host CPU. Use Value: Embedded DR firmware extends positioning holdover to 60 s during tunnel or garage outages, minimizing location gaps in route logs. |
Use Scenario: First-responder navigation devices requiring rapid TTFF and high availability in disaster zones with degraded satellite signals. IC Role / Device Role / Timing Role: Cold-start acquisition engine with assisted GPS (AGPS) support; boots and acquires in <15 s with valid ephemeris. Use Value: 33-channel parallel correlator architecture achieves <2 s hot-start TTFF, critical for life-saving response time SLAs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar GNSS SoC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| u-blox UBX-M8030-KT | Single-core ARM Cortex-M3, no L5 support, 512 KB Flash, requires external RAM | Limited to GPS/Galileo L1-only; lacks DR engine and automotive temp rating | Better for cost-sensitive consumer trackers where L5 and AEC-Q100 are not required |
| Qualcomm WGR7640 | Quad-core ARM Cortex-A53, Linux-ready, supports GLONASS/BeiDou, but no integrated DR firmware | Requires external IMU and custom sensor fusion stack; larger footprint and higher power | Suitable for infotainment-integrated navigation where OS support and multi-constellation diversity outweigh size/power constraints |
Compared with UBX-M8030-KT and WGR7640, the STA8088TATR uniquely combines automotive qualification, dual-frequency L1/L5 GNSS, on-die DR acceleration, and full firmware integration - delivering lowest system-level BOM cost and fastest time-to-position for safety-critical automotive navigation.
Availability
STA8088TATR is available at Aetrix Electronics and suitable for telematics control units, ADAS positioning modules, and fleet management terminals requiring stable component supply across automotive production lifecycles.
Supply support for STA8088TATR 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, specializing in microcontrollers, sensors, power management, and automotive ICs with over 40 years of automotive qualification expertise.
The STA8088TATR belongs to ST's STA8000 family of GNSS SoCs, designed specifically for automotive-grade, high-accuracy positioning in space-constrained telematics and ADAS applications where reliability, low power, and rapid TTFF are mandatory.
FAQ
Does STA8088TATR support GLONASS or BeiDou constellations?
No. The STA8088TATR is explicitly specified for GPS L1 C/A, Galileo E1, and QZSS L1/L5 only. Its RF front-end and baseband correlators are optimized for these three constellations; GLONASS and BeiDou are not supported in hardware or firmware per ST's official documentation and device configuration registers.
What is the maximum UART baud rate supported for NMEA output?
The STA8088TATR supports UART communication up to 921.6 kbps on UART2. This rate is validated for continuous NMEA-0183 GGA/RMC output at 10 Hz with full sentence integrity and no framing errors, as confirmed in ST Application Note AN5092 and the device's electrical characteristics table.
Can the embedded Flash be reprogrammed in-system?
Yes. The 1 MB embedded Flash supports in-application programming (IAP) via UART or SWD interface. ST provides a certified bootloader and secure firmware update procedure compliant with ISO/SAE 21434, allowing field updates of GNSS firmware and application logic without requiring external programmers.
Is an external crystal required for STA8088TATR operation?
Yes. A 26 MHz fundamental-mode crystal (±10 ppm tolerance, 12 pF load capacitance) must be connected between XTAL_IN and XTAL_OUT pins. This crystal drives both the ARM core clock and GNSS baseband timing; no internal oscillator is provided for primary timing, and failure to install it prevents device initialization.
STA8088TATR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Series:
- -
- Package/Case:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Frequency:
- -
- Sensitivity:
- -
- Data Rate (Max):
- -
- Modulation or Protocol:
- -
- Applications:
- -
- Current - Receiving:
- -
- Data Interface:
- -
- Memory Size:
- -
- Antenna Connector:
- -
- Features:
- -
- Voltage - Supply:
- -
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- -
- Supplier Device Package:
- -
STA8088TATR FAQ
1.How can I place an order for STA8088TATR through Aetrix?
Please submit a Request for Quotation (RFQ) for STA8088TATR 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 STA8088TATR reliable?
The price and inventory of STA8088TATR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STA8088TATR is usually 5 days.
3.What payment methods are accepted for STA8088TATR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STA8088TATR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STA8088TATR?
STA8088TATR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STA8088TATR 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 STA8088TATR?
For technical support, including STA8088TATR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STA8088TATR requirements.
6.How does Aetrix verify that STA8088TATR is sourced from the original manufacturer or authorized distributors?
All STA8088TATR 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 STA8088TATR meets industry standards.
7.What is the process for return or replacement of STA8088TATR?
All STA8088TATR units undergo pre-shipment inspection (PSI). If there is an issue with STA8088TATR, 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 STA8088TATR part is unused and in its original packaging.
Return procedure for STA8088TATR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
STA8088TATR 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
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…
LDO regulator guide covering low dropout voltage, power dissipation, thermal design, PSRR, output noise, capacitor stability, adjustable LDO circuits, LDO vs buck converter and datasheet selection chec…
Conditional Access Module guide covering CAM meaning, CI/CI+ interface, smart card authorization, DVB security workflow, TV and set-top box compatibility, internal electronics, ESD protection, connecto…
Guide to electronic component obsolescence covering EOL risk, PCN/PDN notices, last-time buy planning, replacement options, form-fit-function validation, counterfeit risk and BOM lifecycle management.
18650 battery guide covering lithium-ion cell basics, 3.6V/3.7V voltage, 4.2V charging, mAh and Wh capacity, protected cells, chargers, BMS, series-parallel packs, holders, welding and sourcing checks.…
Hall effect sensor guide covering working principle, linear and digital sensors, Arduino circuits, current sensing, speed detection, automotive applications, A3144 examples, signal filtering and datash…
Product Change Notification guide for electronic components, covering PCN meaning, PCN vs PDN/EOL, common change types, risk levels, form-fit-function review, engineering validation, BOM control, LTB/L…
A practical guide to blend door actuators, covering HVAC function, symptoms, location, AC and heater issues, reset and calibration, replacement cost, electrical diagnosis, compatibility checks, and rep…
Engineering guide to Raspberry Pi alternatives, covering chip-level differences, Orange Pi, ROCK, Jetson, Banana Pi, NanoPi, Compute Module, Pico, GPIO, camera, HAT compatibility, and replacement risks…
