MEIG SLM156, Руководство по конструкции аппаратуры

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MeiG_SLM156_Hardware Design Manual
MeiG Smart Technology Co., Ltd 4/63
3.16 PCM Interface ........................................................................................................................ 37
4 GNSS Receiver ................................................................................................................................ 40
4.1 General Description ............................................................................................................... 40
4.2 GNSS Performance ............................................................................................................... 40
4.3 Layout Guideline .................................................................................................................... 41
5 Antenna Interface ............................................................................................................................ 42
5.1 Antenna Interface ................................................................................................................... 42
5.1.1 Working Band .............................................................................................................. 42
5.2 RF Reference Circuit .............................................................................................................. 43
5.3 Antenna Installation ................................................................................................................ 45
5.3.1 Antenna Requirements ............................................................................................... 45
5.3.2 Recommended RF Connector in Antenna Installation ............................................... 46
6 Electrical Characteristics ............................................................................................................... 48
6.1 Limit Voltage ........................................................................................................................... 48
6.2 Power Rated Parameter ........................................................................................................ 48
6.3 Working Temperature ............................................................................................................. 49
6.4 Electrical Characteristics of Interface Operation Status ........................................................ 49
6.5 Module Power Consumption Range ...................................................................................... 50
6.6 Transmission Power ............................................................................................................... 51
6.7 Receiving Sensitivity .............................................................................................................. 51
6.8 Environmental Reliability Requirements ................................................................................ 52
6.9 ESD Features ......................................................................................................................... 53
7 Mechanical Dimensions .................................................................................................................. 54
7.1 Mechanical Dimensions of the Module .................................................................................. 54
7.2 Recommended Packaging ..................................................................................................... 56
7.3 Top View of the Module .......................................................................................................... 57
7.4 Bottom View of the Module .................................................................................................... 57
8 Storage and Manufacturing ............................................................................................................ 58
8.1 Storage ................................................................................................................................... 58
8.2 Manufacturing and Welding ................................................................................................... 59
8.3 Packaging ............................................................................................................................... 60
9 Appendix A References and Abbreviations .................................................................................. 61
9.1 Reference ............................................................................................................................... 61
9.2 Terms and Abbreviations ........................................................................................................ 61