5.9 Other Interfaces ......................................................................................................................... 65
5.9.1 ADC ................................................................................................................................... 65
5.9.2 WAKEUP_IN...................................................................................................................... 65
5.9.3 Status Indication ................................................................................................................ 68
5.9.4 USB_BOOT ....................................................................................................................... 69
5.9.5 Keypad .............................................................................................................................. 69
5.9.6 PSM Interface .................................................................................................................... 70
6 Electrical Characteristics and Reliability .................................................. 71
6.1 Electrical Characteristics ............................................................................................................ 71
6.2 Temperature Characteristics ...................................................................................................... 72
6.3 ESD Protection ........................................................................................................................... 72
7 RF Characteristics ................................................................................... 73
7.1 Operating Band .......................................................................................................................... 73
7.2 TX Power and RX Sensitivity ..................................................................................................... 73
7.3 WLAN/BT Characteristics .......................................................................................................... 75
8 Mechanical Characteristics ...................................................................... 76
8.1 Dimensions ................................................................................................................................. 76
8.2 Label ........................................................................................................................................... 77
8.3 Packaging ................................................................................................................................... 77
8.3.1 Reels ................................................................................................................................. 77
8.3.2 Moisture Sensitivity Level .................................................................................................. 79
9 Mounting .................................................................................................. 81
9.1 PCB Package ............................................................................................................................. 81
9.2 Application PCB Package .......................................................................................................... 82
9.3 Stencil ......................................................................................................................................... 83
9.4 Solder Paste ............................................................................................................................... 83
9.5 SMT Oven Temperature Profile .................................................................................................. 83
Abbreviations ........................................................................................... 85
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