Email Us: [javascript protected email address] Toll Free: 1-866-642-1880

Unicore UM220-IV M0 GNSS Module


Compact GNSS Navigation Positioning Module



The UM220-IV M0 from Unicore is a compact multi-system GNSS module designed for the automotive market. As a fourth generation GNSS navigation and positioning module, the UM220-IV M0 is based on the proprietary GNSS SoC UC6226 Firebird. Due to the high integration, low power consumption, anti-interference and compact design, the UM220-IV M0 is ideal for applications requiring high performance and accurate positioning.


  • Ultra-small packaging (10.1 mm x 9.7 mm)
  • Supports GPS+Galileo+BeiDou/GLONASS + SBAS + QZSS multi-system positioning
  • Eligible for large-scale applications that demand high performance
  • Positioning Accuracy: 2.0m CEP
  • Velocity: GNSS 0.1 m/s
  • Easy to integrate
  • SMD package in mini size
  • Compatible with mainstream GNSS modules
  • Rich and flexible evaluation kits and software


  • Automotive
  • Internet of Things
  • Vehicle Monitoring
  • Safety Monitoring

Technical Specifications

Channel: Based on 64-Channel SoC – UFirebird
Frequency: GPS L1, BeiDou B1
Modes: Single System Positioning
Multi-System Positioning
Time to First Fix: <29 s (Cold Start)
1 s (Hot Start)
<1 s (Reacquisition)
Update Rate: 1 Hz
Positioning Accuracy: 2.0 m CEP (Dual-System)
Velocity Accuracy (RMS): 0.1 m/s (GNSS/GPS)
0.2 m/s (BeiDou)
1PPS: Support
Sensitivity: Cold Start -146 dBm (GPS) -144 dBm (BeiDou)
Hot Start -151 dBm (GPS -151 dBm (BeiDou) )
Tracking -160 dBm (GPS) -160 dBm (BeiDou)
Reacquisition -157 dBm (GPS) -156 dBm (BeiDou)
Dimensions: 10.1 mm x 9.7 mm
Package: 18 pin SMD
Operating Temperature: -40°C – +85°C
Storage Temperature: -40°C – +90°C
Voltage: 2.8V – 3.6V DC
LNA: 2.7V – 3.3V, <100 mA
Power Consumption: 63 mW

Evaluation Kits

  • UM220-IV M EVK


The UM220-IV M0 GNSS module from Unicore is available through TerrisGPS. Please use the Request Pricing form to contact us for further information.

Testimonial Icon

Client Testimonials

This page is having a slideshow that uses Javascript. Your browser either doesn't support Javascript or you have it turned off. To see this page as it is meant to appear please use a Javascript enabled browser.

"Thank you for your prompt service. All seems to be working well again. Your techs were very helpful with the troubleshooting."
J.O. - Ground Navigation
"Thanks for all the troubleshooting help, also to John for his assistance and the prompt answers from you guys!"
F.A. - Survey Industry

Testimonial Icon

Copyright , TERRISGPS, All rights reserved, Privacy Policy, Terms