LTE Standard Module Series
EC200T Series Hardware Design
EC200T_Series_Hardware_Design 4 / 90
3.17. Behaviors of the MAIN_RI ..................................................................................................... 55
3.18. FORCE_USB_BOOT Interface ............................................................................................. 55
4 Antenna Interfaces .......................................................................................................................... 58
4.1. Main/Rx-diversity Antenna Interfaces .................................................................................... 58
4.1.1. Pin Definition ................................................................................................................ 58
4.1.2. Operating Frequency ................................................................................................... 58
4.1.3. Reference Design of RF Antenna Interface ................................................................. 61
4.1.4. Reference Design of RF Layout ................................................................................... 61
4.2. Antenna Installation ............................................................................................................... 63
4.2.1. Antenna Requirement .................................................................................................. 63
4.2.2. Recommended RF Connector for Antenna Installation ................................................ 64
5 Electrical, Reliability and Radio Characteristics .......................................................................... 66
5.1. Absolute Maximum Ratings .................................................................................................. 66
5.2. Power Supply Ratings ........................................................................................................... 67
5.3. Operating and Storage Temperatures ................................................................................... 67
5.4. Current Consumption ............................................................................................................ 68
5.5. RF Output Power .................................................................................................................. 79
5.6. RF Receiving Sensitivity ......................................................................................................
. 81
5.7. Electrostatic Discharge ......................................................................................................... 83
6 Mechanical Dimensions.................................................................................................................. 85
6.1. Mechanical Dimensions of the Module.................................................................................. 85
6.2. Recommended Footprint ....................................................................................................... 87
6.3. Design Effect Drawings of the Module .................................................................................. 88
7 Storage, Manufacturing and Packaging ........................................................................................ 89
7.1. Storage.................................................................................................................................. 89
7.2. Manufacturing and Soldering ................................................................................................ 90
7.3. Packaging ............................................................................................................................. 92
8 Appendix A References .................................................................................................................. 94
9 Appendix B GPRS Coding Schemes ............................................................................................. 98
10 Appendix C GPRS Multi-slot Classes ............................................................................................ 99
11 Appendix D EDGE Modulation and Coding Schemes ................................................................ 101
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