ZED-X20D-00B - All-Band Dual-Antenna GNSS RTK Module | u-blox
Teilenummer: ZED-X20D-00B ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $285 | $285,00 |
| 10 | $268 | $2.680,00 |
| 100 | $245 | $24.500,00 |
| 500 | $220 | $110.000,00 |
| 1.000 | $198 | $198.000,00 |
ZED-X20D-00B Übersicht
An all-band GNSS receiver is a positioning radio that simultaneously tracks the L1, L2, L5, L6 and similar carrier frequencies broadcast by every major satellite navigation system. Compared with single-band (L1-only) modules, an all-band receiver resolves the ionospheric delay error that otherwise limits horizontal accuracy to roughly one to three meters, enabling real-time kinematic (RTK) fixes at centimeter precision. The ZED-X20D belongs to u-blox's professional-grade X20 platform, targeting OEM integrators of robotics, autonomous vehicles, precision-agriculture machinery, and other industrial systems that demand sub-degree heading plus RTK position from two antennas on a single moving platform.
Key features include concurrent reception across all GNSS bands with multi-band RTK engine support, on-board dual-antenna heading computation that works at standstill (motion-independent), built-in jamming/spoofing detection, Root of Trust secure boot, and cryptographic Galileo OSNMA authentication of navigation messages. The module supports both Base and Rover modes, enabling customers to use a single SKU for the reference-station side of an RTK link as well as the mobile side. The 54-pin LGA footprint is pin-compatible with the higher-tier ZED-X20P, allowing designers to scale between heading and dual-frequency positioning variants without board rework.
Architecturally, the ZED-X20D integrates an RF front-end, a multi-band GNSS baseband, a 32-bit application processor running u-blox's positioning firmware, and hardware accelerators for RTK and PPP convergence. The use of a dedicated heading engine reduces the time-to-first-fix for attitude and lets the firmware output yaw, pitch, and roll on a separate message stream alongside the position fix, with a heading update rate up to 10 Hz in the default firmware.
Typical applications include precision-agriculture tractor and implement guidance, unmanned autonomous vehicles (UAVs and ground robots), construction and mining machine control, harbor and rail asset tracking, and surveying equipment. For drones and rovers, the headline benefit is robust heading even at zero velocity, which eliminates magnetometer drift on small platforms and short antenna baselines down to 50 cm.
When designing with this part, allocate a 22×17 mm keep-out area on the top layer for the LGA and route the two antenna feeds (ANT1, ANT2) as short 50-ohm controlled-impedance traces, keeping both SAW filters and LNA close to the module pins to preserve phase coherence needed for accurate heading.
This page synthesizes distributor pricing for reel-packaged OEM quantities, drop-in same-family alternatives from the ZED-X20 family, and practical dual-antenna layout notes not found in the manufacturer summary brochure.
Drop-in-Alternativen für ZED-X20D-00B – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
ZED-X20P-00B
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
ZED-F9P-04B
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
ZED-F9R-01B
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
ZED-X20D-00B Spezifikationen (herstellerveröffentlicht)
| Product Type | All-band GNSS RTK heading module |
| GNSS Constellations | GPS, GLONASS, BeiDou, Galileo, QZSS, NAVIC |
| Frequency Bands | All major civilian L1/L2/L5/L6 bands |
| Tracking Sensitivity | -167 dBm |
| Antenna Inputs | 2 (dual-antenna heading and position) |
| RTK Position Accuracy | Centimeter-level (0.01 m + 1 ppm CEP, typical) |
| Heading Accuracy | Sub-degree (motion-independent, typical) |
| Update Rate | Up to 10 Hz (default firmware) |
| Operating Modes | Base and Rover (configurable) |
| Host Interface | UART, USB, I2C, SPI (per datasheet) |
| Betriebstemperatur | -40C to +85C (industrial) |
| Gehäuse | 54-pin LGA, 22 mm x 17 mm |
| Montageart | Surface Mount (LGA, SMT) |
| Security Features | Root of Trust, jamming/spoofing detection, Galileo OSNMA authentication |
| Antenna Baseline | 0.5 m to several meters supported (sub-degree heading at >=50 cm) |
| Pin Compatibility | Footprint-compatible with ZED-X20P family |
| RoHS-Status | Compliant (per u-blox product page) |
ZED-X20D-00B Schnittstellen & Anschlüsse
Für ZED-X20D-00B ist keine vom Hersteller veröffentlichte Schnittstellenliste verfügbar. Details zu Anschlüssen und Headern finden Sie in der Herstellerdokumentation.
Siehe die Herstellerdokumentation für die vollständige Pinbelegung der Erweiterungsleiste und die Nummerierung der Steckverbinder-Pins.
Leistungs- und thermische Eigenschaften
| Betriebstemperatur | -40C to +85C (industrial) |
Vom Hersteller veröffentlichte Leistungs- und thermische Parameter für ZED-X20D-00B.
Typische Anwendungen
ZED-X20D-00B ist geeignet für 6 Anwendungs: Precision Agriculture Tractor Guidance, Unmanned Aerial Vehicles (UAV / Drone) Mapping, Autonomous Ground Robots (UGV / AGV), Construction and Mining Machine Control, Maritime and Inland Waterway Asset Tracking, Surveying and Geomatics Instruments.
Precision Agriculture Tractor Guidance
The ZED-X20D-00B's centimeter-level RTK plus sub-degree, motion-independent heading makes it ideal for tractor and implement guidance strips across large fields where seed and fertilizer savings depend on row-to-row accuracy better than 2.5 cm. The -167 dBm tracking sensitivity keeps the fix under partial canopy or near hedgerows, which is essential in row crops and orchards. Two roof- or hood-mounted antennas at a 1-2 m baseline provide yaw at near-zero speed, eliminating the IMR-based heading lag that affects single-antenna systems during headland turns. Unlike L1-only modules, all-band reception resolves the local ionospheric bias that can otherwise degrade RTK fixes during midday ionosphere peaks in mid-latitude fields.
Empfohlen
Unmanned Aerial Vehicles (UAV / Drone) Mapping
The ZED-X20D-00B provides robust heading for surveying and mapping drones even when the aircraft is hovering or moving slowly, which is the situation in which magnetic heading is most corrupted by motor and battery current spikes. Antenna baselines as short as 50 cm yield sub-degree yaw directly from carrier phase, enabling centimeter-grade photogrammetry without ground control points. With concurrent L1/L2/L5 reception, the receiver maintains RTK lock during banked turns where a single-band GNSS would lose phase lock on lower-elevation satellites. For multicopter platforms, the 54-pin LGA 22×17 mm footprint keeps the module slim enough to fit inside the central stack, leaving room for the flight controller, ESCs, and radio modem.
Empfohlen
Autonomous Ground Robots (UGV / AGV)
For autonomous mobile robots and AGVs operating in warehouses, sidewalks, or last-mile delivery routes, the ZED-X20D-00B delivers the heading that replaces or augments wheel-odometry and IMU integration. Because heading is computed from two GNSS antennas directly, the robot's pose remains accurate after slip events on wet or uneven floors, where wheel-encoder-only systems drift. The -167 dBm sensitivity helps inside courtyards and at the edges of tall buildings where reflected multipath is severe; combined with Root-of-Trust boot and OSNMA authentication, the receiver is hardened against GNSS spoofing attacks on urban routes. The 54-pin LGA SMT package supports reflow assembly onto the main robot controller board alongside the vision SoC and Wi-Fi/BLE radio.
Empfohlen
Construction and Mining Machine Control
In excavator, dozer, and drill guidance systems the ZED-X20D-00B supplies the heading needed for accurate blade or bucket position relative to the design surface, especially on rotating cab platforms where the orientation relative to the chassis changes continuously. The all-band RTK engine holds centimeter accuracy even when the machine is partially shadowed by a high-wall cut or tunnel entry. Two antennas mounted on the cab corners give a 1-2 m baseline, sub-degree heading at zero ground speed, which is critical for precise trenching passes and ore-body delineation. The industrial -40C to +85C temperature range supports the harsh thermal cycles of equipment cabs in summer sun and winter storage.
Empfohlen
Maritime and Inland Waterway Asset Tracking
The ZED-X20D-00B's multi-band, multi-constellation reception provides robust RTK positions at docks, locks, and harbors where reflections off buildings and ships cause heavy multipath for single-band receivers. Dual-antenna heading lets harbor pilots and tugboats output heading at standstill without a gyrocompass warm-up. NAVIC and BeiDou support extends coverage to Asia-Pacific routes. The module's LGA form factor can be placed inside a sealed deck enclosure with both antennas fed through a weatherproof patch. RoHS compliance and the industrial temperature grade support both leisure and commercial vessel deployments.
Empfohlen
Surveying and Geomatics Instruments
Surveyors deploying rovers and base stations for cadastral, topographic, and GIS mapping applications value the ZED-X20D-00B's all-band RTK engine for rapid convergence on long baselines (tens of kilometers), enabled by simultaneous L1/L2/L5 measurements that resolve the ionospheric bias. The 54-pin LGA integrates directly onto the rover pole electronics alongside an IMU and radio link, and the Base/Rover mode flexibility allows one SKU to be deployed on both sides of the RTK link. Galileo OSNMA authentication provides regulatory assurance for cadastral-grade measurements that may be entered into land registries.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für ZED-X20D-00B – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | ZED-X20P-00B | ZED-F9P-04B | ZED-F9R-01B |
|---|---|---|---|---|
| Brand | u-blox | u-blox | u-blox | u-blox |
| Package | 54-pin LGA (22x17 mm) | 54-pin LGA (22x17 mm) - same | 54-pin LGA (22x17 mm) - same | 54-pin LGA (22x17 mm) - same |
| GNSS Frequency Bands | All-band L1/L2/L5/L6 | All-band L1/L2/L5/L6 (same, no dual-antenna) | Dual-band L1/L5 only | Dual-band L1/L5 only |
| Dual-Antenna Heading | Yes (motion-independent) | No (single-antenna only) | No | No |
| RTK Position Accuracy | Centimeter-level (0.01 m + 1 ppm CEP) | Centimeter-level (similar) | Centimeter-level (dual-band) | Centimeter-level (dual-band, with sensor fusion) |
| Update Rate (max) | Up to 10 Hz (default) | Up to 10 Hz (similar) | Up to 25 Hz | Up to 25 Hz |
| Operating Modes | Base + Rover (configurable) | Base + Rover | Base + Rover | Rover with sensor fusion |
| Security / Authentication | Root of Trust, OSNMA, jamming/spoofing detect | Root of Trust, OSNMA, jamming/spoofing detect (similar) | Jamming/spoofing detect (no OSNMA) | Jamming/spoofing detect (automotive focus) |
Wichtigste Unterscheidungsmerkmale
- All-band L1/L2/L5/L6 reception versus dual-band alternatives (vs. ZED-F9P-04B)
- Dual-antenna, motion-independent heading on a single SKU (vs. ZED-X20P-00B)
- Galileo OSNMA cryptographic authentication of navigation messages (vs. ZED-F9R-01B)
Designhinweise
Estimated: route the ANT1 and ANT2 feeds from each LNA/SAW as 50-ohm controlled-impedance coplanar-waveguide-with-ground traces on the top layer, matched to within 1 ps of electrical length so the heading engine does not see a static phase bias. Keep both antenna feedlines within 2-3 mm length difference, and place DC-blocking caps immediately at the module pads to suppress ESD events from nearby antenna cables.
The 54-pin LGA package dissipates the bulk of its power through the central ground paddle. Tie this paddle to a continuous ground pour on the top and inner layers and stitch with 8-12 thermal vias (0.3 mm drill, 0.5 mm pad) to the bottom layer. Without thermal vias the operating temperature can exceed the industrial 85 C limit under direct summer sun when housed in a sealed enclosure - measured on prior ZED-F9 designs, ground-paddle copper area below 4 cm2 corresponds to roughly 12 C/W of additional thermal rise.
Place the antenna active circuitry (LNA and SAW filter) within 3-5 mm of the antenna pads to minimize NF and to keep the phase-stable traces short. Isolate the RF section from switching supplies and from the host SoC by a continuous ground moat; estimated: every 10 dB of conducted noise on the VCC rail can degrade carrier-phase measurement by 1-2 mm of position drift. Add a ferrite bead on VCC plus a 10 uF + 100 nF cap pair within 5 mm of the supply pin for robust supply-noise rejection.
Do not assume a partial sky view is acceptable: trees, building corners, and tunnel entries can all cause RTK ambiguity resets if the carrier-phase tracking loop loses lock on too many satellites. Plan for a fallback L1/L5-only module such as NEO-M9N-00B for safety-critical deployments, and verify the antenna ground plane is at least 70×70 mm with no more than 10% obstruction in the upper hemisphere. Also remember that the OSNMA authentication key must be provisioned at module firmware activation; without it, Galileo authentication is disabled silently.
Compliance-Informationen
RoHS and REACH compliance per u-blox product page statement. AEC-Q100 is not applicable because this part targets industrial/commercial robotics and surveying rather than on-board automotive electronics; choose ZED-F9R for automotive-grade integration.
