Datasheet

MRF24J40MD/ME

DS70005173A-page 6 Advance Information  2014 Microchip Technology Inc.

FIGURE 1-4: RECOMMENDED PCB FOOTPRINT

FIGURE 1-5: MOUNTING DETAILS

0.315”

Edge of PCB

Keep area around antenna

(approximately 1.2 inches)

clear of metallic structures

for best performance

PCB Ground Plane (Counterpoise)

Underneath and extend as far as possible

to the sides and below the module

(at least 0.4 inches on each side)

for best performance

0.4”

0.4” 0.4”

1.2”