Quectel MC60 Series User Manual

GSM/GPRS/GNSS Module Series
MC60 Series Hardware Design
MC60_Series_Hardware_Design Confidential / Released 88 / 114
4.3. Bluetooth Antenna Interface
The module provides a Bluetooth antenna pad named BT_ANT, and the pin definition is listed below.
Table 39: Pin Definition of the BT_ANT
The external antenna must be matched properly to achieve the best performance, so the matching circuit
is necessary. The connection is recommended as the following figure:
Module
BT_ANT
0R
NM NM
Figure 53: Reference Design for Bluetooth Antenna
There are some suggestions for component placement and RF trace layout for Bluetooth RF traces:
 Antenna matching circuit should be closed to the antenna;
 The impedance of RF trace should be controlled as 50Ω;
 The RF traces should be kept far away from the high frequency signals and strong disturbing source.
Pin Name
Pin No.
I/O
Description
BT_ANT
32
IO
BT antenna pad
GND
31
Ground
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Quectel MC60 Series Specifications

General

Brand	Quectel
Model	MC60 Series
Category	Control Unit
Language	English