Quectel EC200U Series User Manual

LTE Standard Module Series
EC200U_Series_Hardware_Design 62 / 94
Table 38: GNSS Frequency
A reference design of GNSS antenna is shown as below:
GNSS
Antenna
VDD
Module
ANT_GNSS
47 nH
10R
0.1 uF
0R
NM NM
100 pF
Figure 30: Reference Circuit of GNSS Antenna
ANT_GNSS
47
AI
GNSS antenna interface
50 Ω impedance.
If unused, keep it open.
Type
Frequency
Unit
GPS
1575.42 ±1.023
MHz
GLONASS
1597.5–1605.8
MHz
Galileo
1575.42 ±2.046
MHz
BeiDou (Compass)
1561.098 ±2.046
MHz
QZSS
1575.42
MHz
1. An external LDO can be selected to supply power according to the active antenna requirement.
2. The VDD circuit is not needed if you select a passive antenna.
NOTE

Quectel EC200U Series Specifications

General

Brand	Quectel
Model	EC200U Series
Category	Control Unit
Language	English