Selection Guide

NEBULASIV SERIES

Unicore Nebulas Series Products

		UB9A0 All-constellation GNSS High Precision Board	UM980 GPS/BDS/GLONASS/Galileo/QZSS All-constellation Multi-frequency High Precision RTK Positioning Module	UM982 GPS/BDS/GLONASS/Galileo/QZSS All-constellation Multi-frequency High Precision Positioning and Heading Module	UM981 GPS/BDS/GLONASS/Galileo/QZSS All-constellation Multi-frequency RTK/INS Integrated Positioning Module	UM960 GPS/BDS/GLONASS/Galileo/QZSS All-constellation Multi-frequency High Precision RTK Positioning Module	UT986 GNSS All-constellation Multi-frequency High Accuracy Timing Module
Quality Certificates		RoHS, REACH, CE, FCC, IC, RED	RoHS, REACH, CE, FCC, IC, RED	RoHS, REACH, CE, FCC, IC, RED	RoHS, REACH, CE, FCC, IC, RED	RoHS, REACH, CE, FCC, IC, RED	RoHS, REACH, RED
Application Areas		CORS; GBAS; High-precision Surveying and Mapping	Surveying and Mapping; Precision Agriculture	UAV; Precision Agriculture; Autonomous Machine	Surveying and Mapping; Precision Agriculture	Robotic Lawn Mower; Robots; Drone Light Show; GIS Handheld	Telecom Base Station Timing; Electrical Power Grid Timing; Network Time Synchronization
Dimensions, Packaging and Weight		60 × 100 × 11.4 mm 40 pin 46.5 g	17.0 × 22.0 × 2.6 mm 54 pin LGA 1.88 g ± 0.03 g	16.0 × 21.0 × 2.6 mm 48 pin LGA 1.82 ± 0.03 g	17.0 × 22.0 × 2.6 mm 54 pin LGA 1.91 g ± 0.03 g	12.2 × 16.0 × 2.6 mm 24 pin LGA 1.11 ± 0.03 g	17.0 × 22.4 × 2.4 mm 28 pin LCC 1.9 g
Single Point (RMS)		Hor: 1.5 m Ver: 2.5 m	Hor: 1.5 m Ver: 2.5 m	Hor: 1.5 m Ver: 2.5 m	Hor: 1.5 m Ver: 2.5 m	Hor: 1.5 m Ver: 2.5 m	Hor: 1.5 m Ver: 2.5 m
DGPS (RMS)		Hor:0.4 m Ver:0.8 m	Hor: 0.4 m Ver: 0.8 m	Hor: 0.4 m Ver: 0.8 m	Hor: 0.4 m Ver: 0.8 m	Hor: 0.4 m Ver: 0.8 m	—
RTK (RMS)		Hor: 0.8 cm+1 ppm Ver:1.5 cm+1 ppm	Hor: 0.8 cm + 1 ppm Ver: 1.5 cm + 1 ppm	Hor: 0.8 cm + 1 ppm Ver: 1.5 cm + 1 ppm	Hor: 0.8 cm + 1 ppm Ver: 1.5 cm + 1ppm	Hor: 0.8 cm + 1 ppm Ver: 1.5 cm + 1 ppm	—
Heading (RMS)		—	—	0.1° /1 m baseline	—	—	—
Frequency		GPS L1C/A, L1C, L2C, L2P(Y), L5 BDS B1I, B2I, B3I, B1C, B2a, B2b GLONASS G1, G2, G3 Galileo E1, E5a, E5b, E6 QZSS L1C/A, L1C, L2C, L5 NavIC L5 SBAS L1C/A L-Band*	GPS L1C/A, L1C, L2C, L2P(Y), L5 BDS B1I, B2I, B3I, B1C, B2a, B2b GLONASS G1, G2, G3 Galileo E1, E5a, E5b, E6 QZSS L1C/A, L1C, L2C, L5 NavIC L5 SBAS L1C/A L-Band*	GPS L1C/A, L2C, L2P(Y), L5 BDS B1I, B2I, B3I,B1C,B2b GLONASS G1, G2 Galileo E1, E5a, E5b,E6* QZSS L1C/A, L2C, L5 SBAS L1C/A	GPS L1C/A, L1C, L2C, L2P(Y), L5 BDS B1I, B2I, B3I, B1C, B2a, B2b GLONASS G1, G2, G3 Galileo E1, E5a, E5b, E6 QZSS L1C/A, L1C, L2C, L5 NavIC L5 SBAS L1C/A	GPS L1C/A, L2P, L5 BDS B1I, B2I, B3I, B1C, B2a, B2b* GLONASS G1, G2 Galileo E1, E5a, E5b, E6 QZSS L1C/A, L2C, L5 SBAS L1C/A	GPS L1C/A, L2C, L5 BDS B1I, B1C, B2a GLONASS G1 Galileo E1, E5a, E5b
IMU		—	—	—	●	—	—
Dual Antenna		—	—	●	—	—	—
RTK/Initialization Time (s)		< 5	< 5	< 5	< 5	< 5	—
Cold Start (s)		< 12	< 12	< 30	< 12	< 30	< 30
Data Update Rat(Hz)		50*	50*	20	50*	20	10
Output Latency (ms)		< 25	< 25	< 20	< 10	< 20	< 20
Interface	Serial Port	1 x RS-232 2 x LVTTL	3 x LVTTL	3 x LVTTL	3 x LVTTL	3 x LVTTL	2 x LVTTL
	Ethernet Port (10/100 M)	1	—	—	—	—	—
	1PPS	1	1	1	1	1	1
	External Clock	1	—	—	—	—	1

●Support : - N/A ; *Optional

UFIREBIRD SERIES

Unicore Ufirebird Series Products

Products

Applications

Grade

Dimension

GNSS

Single
frequency

Dual
frequency

Ports

Functions

Industrial grade

Automotive grade

GPS

BDS

GLONASS

Galileo

NavIC

QZSS

UART1

UART2

SPI

I2C

Built-in Flash

Data Update Rate

AGNSS

Timing

RTK

Chip

UFirebird UC6226NAS

Factory-installed Navigation, Tracker, IoT, Smart Phone，

Aftermarket Navigation

●

5.0 × 5.0 × 0.75 mm

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○

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1 Hz

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UFirebird
UC6226NIS

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5.0 × 5.0 × 0.75 mm

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○

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1 Hz

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UFirebirdⅡ
UC6580A

GIS, UAV, Automated Delivery Vehicle, Sharing Bike/Scooter，

Intelligent Driving, Smart Agriculture

●

5.0 × 5.0 × 0.85 mm

●

○

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1 Hz/5 Hz/10 Hz

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UFirebirdⅡ
UC6580I

●

5.0 × 5.0 × 0.85 mm

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○

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1 Hz/5 Hz/10 Hz

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Module

UM680A

Intelligent Driving, P-Box, T-Box

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22.0 × 17.0 × 2.6 mm

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○

●

○

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1 Hz/5 Hz/10 Hz

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UM681A

Vehicle Navigation, V2X, T-Box

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22.0 × 17.0 × 2.6 mm

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○

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○

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1 Hz/5 Hz/10 Hz

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UM670A

Vehicle Navigation, P-Box, T-Box

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22.0 × 17.0 × 2.6 mm

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○

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○

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1 Hz/5 Hz/10 Hz

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UM620A

In-Dash Vehicle Navigation, T-BOX, Intelligent Cockpit

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12.2× 16.0 × 2.4 mm

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○

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○

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1Hz/5Hz*/10Hz*

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UM620

In-Dash Vehicle Navigation, Lawn Mower, Handheld Device

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12.2× 16.0 × 2.4 mm

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○

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○

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1Hz/5Hz*/10Hz*

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UM621A

In-Dash Vehicle Navigation, T-BOX, Intelligent Cockpit

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12.2 × 16.0 × 2.4 mm

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○

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○

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1Hz/5Hz*/10Hz*

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UM621

Vehicle Navigation, T-BOX，Electric Scooter

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12.2 × 16.0 × 2.4 mm

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○

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○

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1Hz/5Hz*/10Hz*

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UM220-INS NL

Vehicle Navigation, T-Box

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12.2 × 16.0 × 2.6 mm

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○

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1 Hz/5 Hz/10 Hz

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UM220-INS NF

Vehicle Navigation, T-Box

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12.2 × 16.0 × 2.6 mm

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○

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1 Hz/5 Hz/10 Hz

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UM220-IV NV

Vehicle Navigation, T-Box

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12.2 × 16.0 × 2.4 mm

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○

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1 Hz/5 Hz

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UM220-IV NL

Vehicle Navigation, Vehicle Monitoring

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12.2 × 16.0 × 2.4 mm

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1 Hz

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UM220-IV M0

Tracker, Vehicle Navigation

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9.7 × 10.1 × 1.9 mm

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○

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1 Hz

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UM220-IV L

Telecom Timing, Electrical Power Grid Timing,
LAN Time Synchronization

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17.0 × 22.4 × 2.4 mm

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1 Hz

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●: support ○: support after firmware upgrade