User's Manual
2
RAK2247
2
RAK2247 User Manual V1.0
Table of Contents
1 Overview ...................................................................................................................................... 3
1.1 Introduction ........................................................................................................................... 3
1.2 Package Contents ................................................................................................................. 3
2 LoRa Concentrator Module RAK2247 ....................................................................................... 4
2.1 Overview ............................................................................................................................... 4
2.2 Block Diagram ....................................................................................................................... 4
2.3 Operating Frequencies .......................................................................................................... 5
2.4 Pin Definition ......................................................................................................................... 5
2.5 Power Supply ........................................................................................................................ 7
2.6 SPI Interface ......................................................................................................................... 7
2.7 USB Interface ........................................................................................................................ 7
2.8 GPS_PPS.............................................................................................................................. 7
2.9 RESET .................................................................................................................................. 7
2.10 Antenna RF Interface .......................................................................................................... 8
2.11 Electrical Characteristics ..................................................................................................... 8
2.11.1 Absolute Maximum Rating ....................................................................................... 8
2.11.2 Maximum ESD ......................................................................................................... 9
2.11.3 Operating Conditions ............................................................................................... 9
2.11.4 Power Consumption ................................................................................................. 9
2.11.5 RF Characteristics ................................................................................................... 9
2.12 Mechanical Dimensions .................................................................................................... 10
3 LoRa Antenna ............................................................................................................................ 11
3.1 Overview ............................................................................................................................. 11
3.2 Antenna Parameter ............................................................................................................. 11
4 SchematicsReference ............................................................................................................... 12
5 Warning ...................................................................................................................................... 13
6 Revision History ........................................................................................................................ 15
7 Document Summary ................................................................................................................. 15