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unicore UM960, Installation And Operation User Manual

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UM960 User Manual

   

i 

Revision History

     

Version

 

Revision History

 

Date

 

R1.0 

First release 

Sep., 2022 

R1.1 

Add section 3.1 Recommended Minimal Design 
Optimize section 3.2 Antenna Feed Design   

Optimize section 3.3 Power-on and Power-off 
Add section 3.5 Recommended PCB Package Design   

 

 

 

 

 

Jun., 2023

Summary of Contents for UM960

Page 1: ...COM Copyright 2009 2023 Unicore Communications Inc Data subject to change without notice UM960 GPS BDS GLONASS Galileo QZSS All constellation Multi frequency High Precision RTK Positioning Module INS...

Page 2: ...on Revision History Date R1 0 First release Sep 2022 R1 1 Add section 3 1 Recommended Minimal Design Optimize section 3 2 Antenna Feed Design Optimize section 3 3 Power on and Power off Add section 3...

Page 3: ...mplied by estoppel or any other form the granting or transferring of Unicore rights and or interests including but not limited to the aforementioned trademark rights in whole or in part Disclaimer The...

Page 4: ...Foreword This document describes the information of the hardware package specification and the use of Unicore UM960 modules Target Readers This document applies to technicians who possess the experti...

Page 5: ...atings 8 2 2 2 Operating Conditions 9 2 2 3 IO Threshold 9 2 2 4 Antenna Feature 9 2 3 Dimensions 10 3 Hardware Design 12 3 1 Recommended Minimal Design 12 3 2 Antenna Feed Design 13 3 3 Power on and...

Page 6: ...as TM a GNSS SoC which integrates RF baseband and high precision algorithm Besides the SoC integrates a dual core CPU a high speed floating point processor and an RTK co processor with 22 nm low power...

Page 7: ...ine and advanced RTK processing technology Independent tracking of different frequencies and 60 dB narrowband anti jamming Advanced function of jamming detection 1 2 Key Specifications Table 1 1 Techn...

Page 8: ...Accuracy RMS 20 ns Velocity Accuracy RMS 0 03 m s Time to First Fix TTFF Cold Start 30 s Initialization Time 5 s Typical Initialization Reliability 99 9 Data Update Rate 20 Hz Positioning Differential...

Page 9: ...verts IF analog signals into digital signals required for NebulasIV chip NebulasIV SoC NebulasIV is UNICORECOMM s new generation high precision GNSS SoC with 22 nm low power design supporting all cons...

Page 10: ...UM960 User Manual UC 00 M34 EN R1 1 Hardware 5 2 Hardware 2 1 Pin Definition Figure 2 1 UM960 Pin Definition...

Page 11: ...round or power supply or peripheral I O but can be floating 6 TXD2 O UART2 output 7 RXD2 I UART2 input 8 RESET_N I System reset active Low The active time should be no less than 5 ms 9 VCC_RF1 O Exter...

Page 12: ...22 V_BCKP I When the main power supply VCC is cut off V_BCKP supplies power to RTC and relevant register Level requirement 2 0 V 3 6 V and the working current is less than 60 A at 25 C If you do not...

Page 13: ...Maximum Ratings Parameter Symbol Min Max Unit Power Supply VCC VCC 0 3 3 6 V Voltage Input Vin 0 3 3 6 V GNSS Antenna Signal Input ANT_IN 0 3 6 V RF Input Power of Antenna ANT_IN input power 10 dBm Ex...

Page 14: ...le 2 4 IO Threshold Parameter Symbol Min Typ Max Unit Condition Low Level Input Voltage Vin_low 0 VCC 0 2 V High Level Input Voltage Vin_high VCC 0 7 VCC 0 2 V Low Level Output Voltage Vout_low 0 0 45...

Page 15: ...mbol Min mm Typ mm Max mm A 15 80 16 00 16 50 B 12 00 12 20 12 70 C 2 40 2 60 2 80 D 0 90 1 00 1 10 E 0 20 0 30 0 40 F 1 40 1 50 1 60 G 1 00 1 10 1 20 H 0 70 0 80 0 90 J 3 20 3 30 3 40 N 2 90 3 00 3 1...

Page 16: ...UM960 User Manual UC 00 M34 EN R1 1 Hardware 11 C X N G D E R R A P P B F H D G E D J J Figure 2 2 UM960 Mechanical Dimensions...

Page 17: ...BIF 3 3V R1 R1 TXD UART RXD UART IO Figure 3 1 UM960 Minimal Design Remarks L1 68 nH RF inductor in 0603 package is recommended C1 100 nF 100 pF capacitors connected in parallel is recommended C2 100...

Page 18: ...ill have an effect on VCC which may cause damage to the module Therefore it is recommended to design an independent power rail for the ANT_BIAS to reduce the possibility of module damage UM960 ANT_IN...

Page 19: ...he next power on must be larger than 500 ms V_BCKP The V_BCKP initial level when power on should be less than 0 4 V The V_BCKP ramp when power on should be monotonic without plateaus The voltages of u...

Page 20: ...ce of testing the soldering pads of the pins are designed long exceeding the module border much more For example The pads denoted as detail C are 1 50 mm longer than the module border The pad denoted...

Page 21: ...eating Max 4 C s Max 3 C s Time s Figure 4 1 Soldering Temperature Lead free Temperature Rising Stage Rising slope Max 3 C s Rising temperature range 50 C to 150 C Preheating Stage Preheating time 60...

Page 22: ...epends on many factors of the factory such as board type solder paste type solder paste thickness etc Please also refer to the relevant IPC standards and indicators of solder paste Since the lead sold...

Page 23: ...inum foil antistatic bags with a desiccant inside to prevent moisture When using reflow soldering process to solder modules please strictly comply with IPC standard to conduct temperature and humidity...

Page 24: ...mm Width 24 mm Thickness 2 0 mm Carrier Tape Space between center to center distance 20 mm The UM960 is rated at MSL level 3 Refer to the relevant IPC JEDEC J STD 033 standards for the package and ope...

Page 25: ...Unicore Communications Inc 7 F3 No 7 Fengxian East Road Haidian Beijing P R China 100094 www unicorecomm com Phone 86 10 69939800 Fax 86 10 69939888 info unicorecomm com www unicorecomm com...

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