Product Info

Smart LTE Module Series
SC20 Hardware Design
SC20_Hardware_Design 22 / 130
Baseband
PMIC
Transceiver
LPDDR3+
eMMC
Duplexs
PA
PAM
SAW
Switch
ANT_MAIN
ANT_DRX
ANT_GNSS
USB_VBUS
VBAT_RF
APT
PWRKEY
ADCs
LDO Output
USB (U)SIM
TP
UART I2C
AUDIO
19.2M
XO
GPIOs
VBAT_BB
LCM
(MIPI)
CAM
(MIPI)
SD
Card
2.4G
SAW
ANT_WIFI/BT
WCN
LNA
SAW
SAW
SAW
TRX_CLK
RESET_N
VRTC
Diplex
5G
GSM
TX
Figure 1: Functional Diagram
2.4. Evaluation Board
In order to help customers to develop applications with SC20, Quectel supplies the evaluation board
(SMART EVB), USB to RS232 converter cable, USB data cable, power adapter, earphone, antenna and
other peripherals to control or test the module. For more details, please refer to document [1].