Microchip Technology TXRX Module 868 MHZ ULP SUB GHZ MRF89XAM8A-I/RM MRF89XAM8A-I/RM Data Sheet
Product codes
MRF89XAM8A-I/RM
MRF89XAM8A
DS70651A-page 12
Preliminary
© 2010 Microchip Technology Inc.
2.2
Printed Circuit Board
The MRF89XAM8A module PCB is constructed with
high temperature FR4 material, 4 layers and 0.032
inches thick. These layers are shown in
high temperature FR4 material, 4 layers and 0.032
inches thick. These layers are shown in
through
. The stack up of the PCB is shown
in
FIGURE 2-3:
TOP SILK SCREEN
FIGURE 2-4:
TOP COPPER
FIGURE 2-5:
LAYER 2 — GROUND
PLANE
PLANE
FIGURE 2-6:
LAYER 3 — POWER
PLANE
PLANE