UM620A Automotive Grade Dual-frequency Multi-System dual GNSS Positioning Module Dual-frequency navigation module based on the proprietary multi-system dual-frequency high-performance SoC, UC6580A. The module supports multi-system dual-frequency joint positioning or single-system standalone positioning, ensuring high positioning accuracy even in complex environments such as multi-path surroundings. It is a good choice for vehicle navigation. Product Characteristics Automotive grade dual frequency gps navigation and positioning module Supports GPS L1C/A, L5; BDS B1I/B1C*, B2a; GLONASS G1; Galileo E1, E5a; NavIC L5*; QZSS; SBAS Conforms to AEC-Q100 standard and IATF16949 standard Anti-interference design, working stably in complex electromagnetic environments Technical Specifications Performance Specifications Channel 96 channels, based on UFirebirdII Frequency GPS L1C/A , L5 BDS B1I, B1C*, B2a GLONASS G1 Galileo E1, E5a NavIC L5* QZSS L1, L5 SBAS Modes Single-System Positioning Multi-System Positioning Time to First Fix (TTFF)1 Cold Start < 26 s Hot Start < 2 s Re-acquisition < 2 s Positioning Accuracy (CEP)1 Horizontal: 1.5 m(Dual-frequency quad-system ) Velocity Accuracy (RMS)2 0.05 m/s 1PPS 20ns Sensitivity GNSS Tracking -162 dBm Cold Start -148 dBm Hot Start -158 dBm Reacquisition -160 dBm Update Rate 1 Hz / 5 Hz* / 10 Hz* Data Format NMEA 0183, Unicore Physical Specifications Dimensions 12.2 x 16.0 x 2.4 mm Package 24 pin, SMD Temperature Operating -40 °C ~ +85 °C Storage -40 °C ~ +85 °C Electrical Specifications Voltage 2.7V ~ 3.6 V DC LNA 2.7V ~ 3.3 V, <100 mA Power Consumption3 300 mW Functional Ports 2 × UART (LVTTL) 1 × I2C* 1 × SPI* 1 × 1PPS (LVTTL) Functional Characteristics Passive Antenna, Active Antenna AGNSS* Note: Items marked with * are only supported by specific firmware. 1 Open sky 2 Typical value, < 30 m/s open sky 3 68% at 30 m/s for dynamic operation，open sky 4 Open sky, continuous tracking For more information about gnss price, please feel free to contact us!