User's Manual
GSM/GPRS/GNSS Module Series
MC20 Hardware Design
MC20_Hardware_Design Confidential / Released 5 / 95
4.3. Bluetooth Antenna Interface .................................................................................................. 71
5 Electrical, Reliability and Radio Characteristics .......................................................................... 74
5.1. Absolute Maximum Ratings .................................................................................................. 74
5.2. Operating Temperature ......................................................................................................... 74
5.3. Power Supply Ratings ........................................................................................................... 75
5.4. Current Consumption ............................................................................................................ 77
5.5. Electrostatic Discharge ......................................................................................................... 79
6 Mechanical Dimensions.................................................................................................................. 81
6.1. Mechanical Dimensions of Module ....................................................................................... 81
6.2. Recommended Footprint ....................................................................................................... 83
6.3. Top and Bottom View of the Module ...................................................................................... 84
7 Storage and Manufacturing ............................................................................................................ 85
7.1. Storage.................................................................................................................................. 85
7.2. Soldering ............................................................................................................................... 85
7.3. Packaging ............................................................................................................................. 86
7.3.1. Tape and Reel Packaging ............................................................................................ 87
8 Appendix A References .........................................................................................................
......... 88
9 Appendix B GPRS Coding Schemes ............................................................................................. 93
10 Appendix C GPRS Multi-slot Classes ............................................................................................ 95