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5.2. GNSS Antenna Interface
The following tables show the pin definition and frequency specification of GNSS antenna interface.
5.2.1. Pin Definition
Table 29: Pin Definition of GNSS Antenna Interface
Pin Name
Pin No.
ANT_GNSS
32
5.2.2. GNSS Operating Frequency
Table 30: GNSS Operating Frequency
Type
GPS
GLONASS
5.2.3. Reference Design of GNSS Antenna Interface
A reference design of GNSS antenna interface is shown as below.
BG770A-GL_Hardware_Design
I/O
Description
AI
GNSS antenna interface
Frequency
1575.42 ±1.023
1597.5–1605.8
Figure 23: Reference Circuit of GNSS Antenna Interface
LPWA Module Series
BG770A-GL Hardware Design
Comment
50 Ω impedance
Unit
MHz
MHz
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