Specifications

2
Table of Contents
1. General Overview ................................................................................................... 3
Introduction ................................................................................................................................. 3
Main Features ............................................................................................................................. 3
2. RAK4270 LoRa Module ............................................................................................... 4
Device Overview ........................................................................................................................ 4
Supported LoRaWAN bands ................................................................................................. 4
Block Diagram ............................................................................................................................ 5
Pin Definition & Pin Out .......................................................................................................... 5
Power Consumption ................................................................................................................. 7
Recommended Circuit ............................................................................................................. 7
SWD programming Port ..................................................................... 8
UART ports ............................................................................................... 8
I2C port ................................................................................................ 9
RF port ................................................................................................. 9
VDD power in ............................................................................................... 9
Mechanical Dimensions ......................................................................................................... 10
Recommended Footprint ...................................................................................................... 11
Recommended Reflow Profile ............................................................................................. 12
Customer Support ................................................................................................................ 12
3. Revision History ................................................................................................... 13
4. Document Summary ............................................................................................ 13