User Manual

© 2011 Microchip Technology Inc. Preliminary DS00000A-page 15
MRF24J40MC
2.3 Printed Circuit Board
The MRF24J40MC module PCB is constructed with
high temperature FR4 material, four layers and
0.032 inches thick. The layers are illustrated in
Figure 2-3 through Figure 2-7. The stack up of the PCB
is illustrated in Figure 2-9.
FIGURE 2-3: TOP SILK SCREEN
FIGURE 2-4: TOP COPPER
FIGURE 2-5: LAYER 2 – GROUND
PLANE
FIGURE 2-6: LAYER 3 – POWER
PLANE