JS-AUP28-1
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JS-AUP28-1
Standard Precision Modules
Jumpstar JS-AUP28-1 Multi-Mode L1 GNSS Positioning Module - High Sensitivity, Low Power, Multi-Version Optional Integrated Positioning Solution
L1 Full Constellation Support
Simultaneous reception of BDS, GPS, GLONASS, Galileo, QZSS, SBAS for global stable positioning.
Ultra-High Sensitivity
Tracking sensitivity up to -166dBm, reliable positioning in weak-signal and complex environments.
High-Speed Signal Processing
Over 2 million effective correlators, 72 acquisition/32 tracking channels for fast satellite capture.
All-In-One Integration
Built-in TCXO, LNA, SAW, RTC and passive antenna, simplifies hardware design.
Multi-Version Optional
TTL/FLASH/Geomagnetic/Farad Capacitance configurable to meet diverse demands.
Jumpstar JS-AUP28-1
Multi-Mode L1 GNSS Positioning Module
The JS-AUP28-1 is a low-power, cost-effective multi-mode L1 GNSS positioning module built on a high-performance SOC positioning engine. It supports concurrent reception of six global satellite systems, with professional interference suppression technology to ensure stable positioning in challenging signal environments.
Integrated with TCXO, LNA, SAW, RTC and passive antenna, it supports AGPS, 1PPS high-precision timing and dual communication protocols (NMEA 0183 & UBX).
With multiple configuration versions available, it is widely used in UAVs, automotive electronics, maritime navigation, intelligent logistics, robots and handheld positioning devices.
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Key Features & Benefits
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High-Performance GNSS SOC Professional positioning chip with over 2 million effective correlators for strong processing capability.
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High Channel Configuration 72 acquisition channels + 32 tracking channels for fast satellite signal acquisition and tracking.
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Ultra-High Sensitivity Tracking -166dBm, reacquisition -160dBm, cold start -148dBm for extreme weak-signal positioning.
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10Hz High-Speed Update Max navigation update rate up to 10Hz (default 1Hz, configurable) for real-time dynamic positioning.
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AGPS Fast Positioning Hot start in 1s, cold start in 29s, greatly improving positioning efficiency.
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Rich Protocol Support Compatible with NMEA 0183 V4.0/V4.1 (ASCII) and UBX (binary proprietary) protocols.
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Multi-Version Flexibility Four configurations optional, support FLASH, geomagnetic sensor and farad capacitance.
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Industrial-Grade Reliability -40℃ to 85℃ operating temperature, adapting to harsh outdoor environments.
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Technical Specifications
GNSS Performance
| Receiver Type | Multi-mode L1 band GNSS positioning module |
| Supported Constellations & Bands | GPS/QZSS L1C/A; GLONASS L1OF; BDS; Galileo E1B/C; SBAS(EGNOS/GAGAN/MSAS/WAAS) |
| Sensitivity | Tracking & Navigation: -166dBm; Reacquisition: -160dBm; Cold Start: -148dBm |
| Time to First Fix | Cold Start:29s; Hot Start:1s (all satellites ≥-130dBm) |
| Positioning Accuracy (CEP 50%) | Autonomous horizontal: 2.0m (24h static, >6SVs) |
| Time Pulse Signal | 1Hz; 1PPS output |
| Velocity Accuracy | 0.05m/s (50%@30m/s dynamic operation) |
| Operational Limits | Dynamics ≤4g; Velocity ≤500m/s |
| Baud Rate | 9600-460800bps (Default:38400bps) |
| Max Update Rate | 10Hz (Default:1Hz, configurable) |
| Supported Protocols | NMEA 0183 V4.0/V4.1; UBX(binary proprietary) |
Electrical & Mechanical
| Antenna Type | Built-in passive antenna (25.0×25.0×4.0mm) |
| Configuration Versions | JS-AUP28-1 / JS-AUP28GF-1 / JS-AUP28F-1 / JS-AUP28NF-1 |
| Geomagnetic Sensor | Optional: VCM5883(default)/IST8310 (I2C) |
| Power Supply Voltage | VCC:3.3V~5.5V (Typical:5.0V); Backup: support |
| Operating Current | Acquisition:27~41mA@5.0V; Tracking:27~40mA@5.0V; Backup:8uA@3.3V |
| Digital I/O Voltage | 3.3V |
| Operating Temperature | -40℃ ~ +85℃ (without farad capacitor) |
| Storage Temperature | -40℃ ~ +85℃ |
| Mechanical Dimensions | 28.0mm × 28.0mm × 8.6mm ±0.3mm |
| Compliance | RoHS compliant |
Typical Applications
UAV & Formation Drones
Group flight coordination & swarm navigation
Automotive Electronics & Car Navigation
In-vehicle navigation & fleet tracking
Maritime Navigation & Fleet Management
Ship positioning & maritime dispatch
Intelligent Logistics & Asset Tracking
Real-time cargo tracking & fleet optimization
Handheld GPS Receiver Devices
Portable navigation & outdoor positioning
Intelligent Robots & Autonomous Equipment
Autonomous navigation & motion control
Personnel Protective Positioning
Safety tracking & emergency rescue
Resources & Downloads
JS-AUP28-1 Datasheet
Complete specifications, pinout, electrical and mechanical details.
Mechanical Drawing
2D/3D mechanical dimensions and product layout (28×28×8.6mm).
User Manual
Quick start guide, integration tips, and configuration protocols.
3D CAD Model
STEP, IGES and STL formats for mechanical integration (28×28×8.6mm).
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