4
RAK
2247
4
RAK2247 User Manual V1.1
2
WisLink LoRa Module RAK2247
2.1
Overview
The module which is the mini-PCIe edition as shown below. The outer dimension of the
RAK2247 is 50.95 x 30.0 x 10.4mm (nominal value). The board with top-side and
bottom-side keep-out areas, and all other dimension is defined by
PCI Express Mini
Card Electromechanical Specification
except for the card thickness. And the thickness
10.4mm includes the 8mm heat sink.
Figure 2
| Module Overview
2.2
Block Diagram
RAK
2247
card integrates one SX1301 chip and two SX1255/7. The other chip is for RF
signal, which represents the core of the device. This provides the related LoRa modem
and processing functionalities. Additional signal conditioning circuitry is implemented
for PCI Express Mini Card compliance, and one UFL connectors are available for
external antennas integration.