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5
Antenna Connection
RM502Q-GL provides four antenna interfaces, the impedance of antenna port is 50 Ω.
5.1. RF Antenna Interfaces
5.1.1. Antenna Pin Definition
The pin definition of RF antenna interfaces is shown below.
Table 23: Pin Definition of RF Antenna Interfaces
Pin Name
I/O
ANT0
AI/AO
ANT1
AI/AO
ANT2_
AI/AO
GNSSL1
ANT3
AI/AO
NOTE
LTE LMHB TRx0 also supports 5G NR FDD low, middle and high bands in SA mode (under
development).
RM502Q-GL_Hardware_Design
Description
Antenna0 interface, 5GNR (n41/n77/n78 TRx1) &
LTE LMHB TRx0 & B42/B43/B48 MIMO1
Antenna1 interface, 5GNR (n77/n78 DRx) & n41
TRx0 & LTE MHB MIMO1 & B42/B43/B48 DRX &
LAA PRx
Antenna2 interface, 5GNR (n77/n78 MIMO2,n41
DRx) & LTE MHB MIMO2 & B42/B43/B48 MIMO2 &
LAA DRx & GNSS L1
Antenna3 interface, 5GNR (n77/n78 TRx0, n41
MIMO2) & LTE LMHB DRx & B42/B43/B48 TRx0
5G Module Series
RM502Q-GL Hardware Design
Comment
50 Ω impedance
50 Ω impedance
50 Ω impedance
50 Ω impedance
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