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Foreword

This document describes the information of the hardware, package, specification and

the use of Unicore UM982 modules.

This is only a draft version, for reference only.

Target Readers

This document applies to technicians who possess the expertise on GNSS receivers.

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Содержание UM982

Страница 1: ...USER MANUAL WWW UNICORECOMM COM Copyright 2009 2022 Unicore Communications Inc Data subject to change without notice UM982 GPS BDS GLONASS Galileo QZSS All constellation Multi frequency High Precision...

Страница 2: ...rial referred to in this manual collectively Unicore Trademarks This manual or any part of it shall not be deemed as either expressly implied by estoppel or any other form the granting or transferring...

Страница 3: ...Manual ii Should you purchase our product and encounter any inconsistency please contact us or our local authorized distributor for the most up to date version of this manual along with any addenda or...

Страница 4: ...the information of the hardware package specification and the use of Unicore UM982 modules This is only a draft version for reference only Target Readers This document applies to technicians who poss...

Страница 5: ...8 2 3 Electrical Specifications 11 2 3 1 Absolute Maximum Ratings 11 2 3 2 Operational Conditions 11 2 3 3 IO Threshold 12 2 3 4 Antenna Feature 12 3 Hardware Design 13 3 1 Antenna Feed Design 13 3 2...

Страница 6: ...oC which integrates RF baseband and high precision algorithm Besides the SoC integrates a 2 GHz dual core CPU a high speed floating point processor and an RTK co processor with 22 nm low power design...

Страница 7: ...format Dual antenna input with support of antenna signal detection Supports 3 UART 1 I2 C 1 SPI and 1 CAN 1 2 Key Specifications Table 1 1 Technical Specifications Basic Information Channels 1408 cha...

Страница 8: ...I L5 E5a E5b Pseudorange 10 cm 10 cm 10 cm 10 cm B2I L5 E5a E5b Carrier Phase 1 mm 1 mm 1 mm 1 mm Heading Accuracy RMS 0 2 1m baseline Time Accuracy RMS 20 ns Velocity Accuracy4 RMS 0 03 m s Time to F...

Страница 9: ...eristics Package 48 pin LGA Dimensions 21 mm 16 mm 2 6 mm Weight 1 82 g 0 03 g Environmental Specifications Operating Temperature 40 C 85 C Storage Temperature 55 C 95 C Humidity 95 No condensation Vi...

Страница 10: ...ls and converts IF analog signals into digital signals required for NebulasIVTM chip UC9810 NebulasIVTM SoC UC9810 NebulasIV UC9810 is UNICORECOMM s new generation high precision GNSS SoC with 22 nm l...

Страница 11: ...2 Hardware 2 1 Dimensions Table 2 1 Dimensions Parameter Min mm Typ mm Max mm A 20 80 21 00 21 50 B 15 80 16 00 16 50 C 2 40 2 60 2 80 D 2 78 2 88 2 98 E 0 95 1 05 1 15 F 1 55 1 65 1 75 G 1 17 1 27 1...

Страница 12: ...UC 00 M31 EN P1 0 0 Hardware 7 Figure 2 1 UM982 Mechanical Dimensions...

Страница 13: ...SV PPS RSV RXD3 TXD3 BIF BIF RSV RSV RSV GND ANT2_PWR GND ANT1_PWR GND RSV RSV RSV ERR_STAT PVT_STAT RTK_STAT RXD1 TXD1 RXD2 TXD2 SCL SDA VCC VCC Figure2 2 UM982 Pin Definition Table 2 2 Pin Descripti...

Страница 14: ...15 PVT_STAT O PVT positioning indicator active high outputs high when positioning and low when not positioning 16 RTK_STAT O RTK positioning indicator active high outputs high with RTK fixed solution...

Страница 15: ...data LVTTL level can be used as CAN TXD 28 RXD3 I COM3 receiving data LVTTL level can be used as CAN RXD 29 RSV Reserved floating 30 PPS O Pulse per second 31 RSV Reserved floating 32 EVENT I Event ma...

Страница 16: ...Antenna Signal Input ANT1_IN ANT2_IN 0 3 6 V Master Slave Antenna RF Input Power ANT1_IN ANT2_IN input power 10 dBm Storage Temperature Tstg 55 95 C 2 3 2 Operational Conditions Table 2 4 Operational...

Страница 17: ...ax 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 V Iout 4 mA High Level Output Voltage Vout_hi...

Страница 18: ...d in the power supply circuit to improve the protection UM982 ANT1_IN ANT1_BIAS ANT1 ANT1_PWR GND L1 C2 C1 ANT2_PWR ANT2_IN L2 ANT2_BIAS ANT2 C3 C4 D1 D3 D2 D4 Figure 3 1 UM982 External Antenna Feed R...

Страница 19: ...rge sized ground to strengthen the heat dissipation 3 3 Power on and Power off The VCC initial level when power on should be less than 0 4 V and has good monotonicity The voltages of undershoot and ri...

Страница 20: ...ing Temperature Lead free Temperature Rising Stage Rising slope Max 3 C s Rising temperature range 50 C 150 C Preheating Stage Preheating time 60s 120 s Preheating temperature range 150 C 180 C Reflux...

Страница 21: ...opening of the stencil needs to meet your design requirement and comply with the examine standards The thickness of the stencil is recommended to be larger than 0 18 mm 5 Packaging 5 1 Label Descripti...

Страница 22: ...uld not exceed 0 2 mm 2 Material Black antistatic PS surface impedance 105 1011 surface static voltage 100 V thickness 0 35 mm 3 Total length of the 13 inch reel package 6 816 m Length of the first pa...

Страница 23: ...r to center distance 24 mm Before surface mounting make sure that the color of the 30 circle on the HUMIDITY INDICATOR is blue see Figure 5 4 If the color of the 30 circle is pink see Figure 5 5 you m...

Страница 24: ...UC 00 M31 EN P1 0 0 Packaging 19 The shelf life of the UM982 module packaged in vacuum sealed aluminum foil antistatic bags is one year...

Страница 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...

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