Quectel M20

M20 Hardware Design
Module
SMF05C
SIM_VDD
SIM_CLK
SIM_DATA
SIM_RST
SIM_PRESENCE
VCC GND
RST VPP
CLK I/O
22R
22R
22R
1uF
MOLEX-91228
SIM CARD
GND
SIM_GND

Figure 34: Reference circuit of using 6-pin SIM card socket
3.11.2 Design considerations for SIM card holder
For 6-pin SIM card holder, it is recommended to use Amphenol C707 10M006 512 2. Please visit
http://www.amphenol.com
for more information.
Figure 35: Amphenol C707 10M006 512 2 SIM card holder
M20_HD_V1.01 - 57 -
Quectel