Specifications

Smart Machine Smart Decision
SIM7080G _Hardware Design _V1.03 69 2019-12-13
8
Insure TVS avoid bypass. The trace must go through TVS pad first, and then arrived module pad.
9
There should be enough ground around the RF line. RF linesRouting prohibit right angles and
sharp angles,trying to trace circular or obtuse angle line.
10
The RF line reference GND should be complete. And avoid high speed lines crossing below it.
11
the GND side of the RF output pinshould be non hot welding disk
12
The routing which is RF output PIN to antenna should be isolated from other high-speed lines.
And the routingshould be 50Ω impedance control.