AT-1110U-GKGN
The AT-1110U-GKGN is a high-performance dual-system GPS and Beidou receiver module based on the MediaTek MT3333 chipset. Featuring exceptional -165dBm tracking sensitivity, ultra-low power consumption (max 35mA), and a compact 16×12mm form factor, this module delivers reliable positioning in challenging environments. With 66 search channels, 22 tracking channels, and advanced technologies like EASY, AlwaysLocate™, and FLP, it provides fast TTFF and superior accuracy for portable navigation devices, vehicle systems, and location-based services.
Classification:
Positioning Module
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Product Description
AT-1110U-GKGN GPS & GLONASS Receiver Module
Compact dual-system navigation with MediaTek MT3333 chipset
Ultra-Compact Design
10.1×9.7×2.2mm form factor for space-constrained applications
High Sensitivity
-165dBm tracking sensitivity for urban canyons and dense foliage
Low Power Consumption
Max 35mA with advanced power management features
Fast Positioning
Hot start: 1s with EASY technology enabled
Product Overview
The AT-1110-MTGN is a highly compact dual-system GPS and GLONASS receiver module based on the advanced MediaTek MT3333 chipset. This module combines industry-leading sensitivity, accuracy, and Time to First Fix (TTFF) with ultra-low power consumption in an exceptionally small footprint. With 66 search channels and 22 simultaneous tracking channels, it rapidly acquires and tracks satellites even at indoor signal levels. The embedded flash memory provides capacity for storing navigation data and supports future firmware updates.
Advanced Technologies
EASY Technology
Advanced AGNSS technology for extremely fast TTFF in hot or warm start conditions
AlwaysLocate™
Intelligent power management system that automatically adjusts positioning frequency
FLP Mode
Fast Low Power mode for efficient navigation with reduced power consumption
Multi-tone AIC
Advanced interference cancellation for improved performance in noisy environments
LOCUS
Advanced logging capability for storing navigation data
Key Features
MediaTek MT3333 Chipset
High-performance, low-power dual-system GNSS processor
Exceptional Sensitivity
Tracking: -165dBm, Re-acquisition: -156dBm, Acquisition: -148dBm
Rapid Positioning
With EASY: Hot start 1s, Warm start 5s, Cold start 15s
Multi-Channel Architecture
66 search channels with 22 synchronous tracking channels
Flexible Communication
UART with configurable baud rates from 4800bps to 115200bps
Robust Operation
Operating temperature range from -40°C to +85°C
Technical Specifications
| Chipset Platform | MediaTek MT3333 |
|---|---|
| Supported Systems | GPS L1, GLONASS L1 OF, QZSS, SBAS (WAAS, EGNOS, MSAS, GAGAN) |
| Receiver Channels | 66 search channels, 22 synchronous tracking channels |
| Sensitivity | Tracking: -165dBm, Re-acquisition: -156dBm, Acquisition: -148dBm |
| TTFF (EASY Enabled) | Cold start: 15s, Warm start: 5s, Hot start: 1s |
| TTFF (Autonomous) | Cold start: 35s, Warm start: 30s, Hot start: 1s |
| Position Accuracy | Autonomous: <2.5m CEP |
| Update Rate | Up to 10Hz (1Hz default) |
| Time Accuracy | ±10ns |
| Power Consumption | Acquisition: 35mA, Tracking: 25mA, Standby: 3.0mA |
| Operating Voltage | 2.8V to 4.3V |
| Interface | UART (4800bps to 115200bps, default 9600bps) |
| Protocol | NMEA-0183 or custom protocol |
| Operating Temperature | -40°C to +85°C |
| Dimensions | 10.1×9.7×2.2mm |
| Weight | Approx. 0.41g |
| Package | 18-pin SMT with stamp holes |
| Environmental Compliance | RoHS compliant (Lead-free) |
Applications
Vehicle Navigation
Automotive navigation systems and fleet management
Portable Devices
PNDs, mobile phones, cameras and personal navigation
Location Services
LBS and asset tracking applications
Wearable Devices
Smart watches and fitness trackers
IoT Applications
Internet of Things and smart devices
Consumer Electronics
Digital cameras and portable gaming devices
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