Quectel LTE-A Series - Page 40

LTE-A Module Series
EG060V-EA Hardware Design
EG060V-EA_Hardware_Design 39 / 82
The module supports (U)SIM card hot-plug via the USIM_DET pin. The function, which supports low-level
and high-level detections, is disabled by default. Please refer to document [1] about AT+QSIMDET
command for details.
Below is a reference design for (U)SIM card interface with an 8-pin (U)SIM card connector.
Module
USIM_VDD
USIM_GND
USIM_RST
USIM_CLK
USIM_DATA
USIM_DET
22R
22R
22R
VDD_EXT
51K
100 nF (U)SIM Card Connector
GND
GND
VCC
RST
CLK
IO
VPP
GND
USIM_VDD
15K
NM NM NM
Figure 18: Reference Design of (U)SIM Interface with 8-Pin (U)SIM Card Connector
If (U)SIM card detection function is not needed, please keep USIM_DET disconnected. A reference
design for (U)SIM interface with a 6-pin (U)SIM card connector is shown below.
Module
USIM_VDD
USIM_GND
USIM_RST
USIM_CLK
USIM_DATA
22R
22R
22R
100 nF
(U)SIM Card Connector
GND
VCC
RST
CLK IO
VPP
GND
15K
USIM_VDD
NM
NM
NM
Figure 19: Reference Design of (U)SIM Interface with 6-Pin (U)SIM Card Connector
USIM_GND
24
Dedicated ground for (U)SIM card