Product Info

LTE Module Series
EG61-NA Hardware Design
EG61-NA_Hardware_Design 4 / 77
3.15. STATUS ................................................................................................................................ 49
3.16. Behaviors of RI ..................................................................................................................... 49
3.17. USB_BOOT Interface ............................................................................................................ 50
4 GNSS Receiver ................................................................................................................................ 52
4.1. General Description .............................................................................................................. 52
4.2. GNSS Performance .............................................................................................................. 52
4.3. Layout Guidelines ................................................................................................................. 53
5 Antenna Interfaces .......................................................................................................................... 54
5.1. Main/Rx-diversity Antenna Interfaces.................................................................................... 54
5.1.1. Pin Definition ................................................................................................................ 54
5.1.2. Operating Frequency ................................................................................................... 54
5.1.3. Reference Design of RF Antenna Interface ................................................................. 55
5.1.4. Reference Design of RF Layout ................................................................................... 55
5.2. GNSS Antenna Interface ....................................................................................................... 57
5.3. Antenna Installation .............................................................................................................. 58
5.3.1. Antenna Requirement .................................................................................................. 58
5.3.2. Recommended RF Connector for Antenna Installation ................................................ 59
6 Electrical, Reliability and Radio Characteristics .......................................................................... 62
6.1. Absolute Maximum Ratings .................................................................................................. 62
6.2. Power Supply Ratings ........................................................................................................... 62
6.3. Operation and Storage Temperatures ................................................................................... 63
6.4. Current Consumption ............................................................................................................ 64
6.5. RF Output Power .................................................................................................................. 65
6.6. RF Receiving Sensitivity ....................................................................................................... 66
6.7. Electrostatic Discharge ......................................................................................................... 66
6.8. Thermal Consideration .......................................................................................................... 67
7 Mechanical Dimensions.................................................................................................................. 70
7.1. Mechanical Dimensions of the Module.................................................................................. 70
7.2. Recommended Footprint ....................................................................................................... 72
7.3. Design Effect Drawings of the Module .................................................................................. 73
8 Storage, Manufacturing and Packaging ........................................................................................ 74
8.1. Storage ................................................................................................................................. 74
8.2. Manufacturing and Soldering ................................................................................................ 75
8.3. Packaging ............................................................................................................................. 76
9 Appendix A References .................................................................................................................. 78