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UM680A Automotive Grade Multi-GNSS Dual-frequency High Precision RTK Positioning Module

UM680A is a high precision GNSS dual -frequency navigation module developed by Unicore for the intelligent driving market. 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 with centimeter-level accuracy.

Ordering Information

Supply at multiples of 250 pieces

Product Characteristics

Supports concurrent operation of GPS, BDS, GLONASS and Galileo

Supports A-GNSS to reduce the TTFF

GNSS chip qualified according to AEC-Q100 and production process conforms to IATF16949

Anti-jamming design to ensure the module working stably in complex electromagnetic environment

Centimeter-level positioning accuracy & raw data output

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Product Description

Performance Specifications

Channel96 channels, based on UFirebirdII
Frequency

GPS L1C/A, L5

BDS B1I, B1C*, B2a

GLONASS G1*

Galileo E1, E5a

NavIC L5*

QZSS L1, L5

SBAS L1C/A

Modes

Single-system standalone positioning

Multi-system joint positioning

Time to First Fix (TTFF)

Cold Start: < 26 s

Hot Start: < 2 s

Re-acquisition : < 2 s

DGPS (RMS)

Horizontal: 1.5 m (open sky)

Vertical: 2.5 m (open sky)

RTK (RMS)

Horizontal: 1 cm + 1 ppm (open sky)

Vertical: 1 cm + 1 ppm (open sky)

Velocity Accuracy(RMS)10.05 m/s
1PPS20 ns
Sensitivity (GNSS)

BDS+GPS+GLONASS+Galile

Tracking: -162 dBm

Cold start: -147 dBm

Hot Start：-157 dBm

Reacquisition: -158 dBm

Data Update Rate1 Hz / 5 Hz / 10 Hz
Differential DataRTCM V3.X
Data FormatNMEA 0183, Unicore


Physical Specifications

Dimensions22.0 x 17.0 x 2.6 mm
Package54 pin, LGA
Operating Temperature-40°C ~ +85 °C/105 °C
Storage Temperature-40°C ~ +85 °C/105 °C


Electrical Specifications

Voltage2.7 V ~ 3.6 V DC
LNA2.7 V ~ 3.3 V, < 100 mA
Power Consumption270 mW


Interfaces

2 × UART(LVTTL)

1 × I2C*

1 × SPI*

1 × 1PPS(LVTTL)


Functional Characteristics

Passive Antenna, Active Antenna, AGNSS *

NOTE: * Supported by specific firmware

             1 Open sky, continuous tracking

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Applications

Smart Industry
Smart Cities
Transportation
Connected Health
Mobility And Infrastructure

Projects

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GPS RTK Antenna

Email

sales@toxutech.com

GPS RTK Antenna 18665803017 (Macro)

GPS RTK Antenna No.52, Xikeng Road, Xikeng community, Fucheng Street, Longhua District, 518110 Shenzhen city, Guangdong Province, China

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