xN930 M.2 Hardware User Guide
SMARTi
TM
4G
PMB5740
RD_H1
RD_H1X
RD_H3
RD_H3X
RD_M1
RD_M1X
RD_L1
RD_L1X
RD_L2
RD_L2X
RD_L4
RD_L4X
Clock and
Control
DigRF
VBAT
SD2_1V8
AFC_DAC
REF OSC
XO_SUP
XO
VCTCXO
Measurement Unit
M1
M2
M3
Battery
RFE_NTC
RFE_PADCDC_MI
XOX
Diversity
Receiver
Combined
Receiver
RX_H2
RX_H2X
RX_H3
RX_H3X
RX_H4
RX_H4X
RX_M1
RX_M1X
RX_M2
RX_M2X
RX_L1
RX_L1X
RX_L2
RX_L2X
RX_L4
RX_L4X
RFFE
RFFE_VIO
RFFE_SDATA
RFFE_SCLK
Transmitter
TQ_X
TQ_H
TQ_L
TP_H
TP_L
PA Control
PADACS
PADACF
PADACF_P
FBR
FBR_RF1
FBR_RF2
XGOLD
TM
716
B7
B1/B4
Diversity Switch &
Filter Module
Diversity
Antenna
RFE_RFFE_VIO
RFE_RFFE_SDATA
RFE_RFFE_SCLK
RFE_RFFE_VIO
RFE_RFFE_SCLK
RFE_RFFE_SDATA
Main Switch & Duplexer Module
B7 Duplexer
B7 Div Filter
B20 Div Filter
Coupler
Main
Antenna
RFE_RFFE_VIO
RFE_RFFE_SCLK
RFE_RFFE_SDATA
PA
DCDC
RFE_TQ_H
RFE_TP_H
RFE_TP_L
RFE_TQ_L
B2/B25
VBAT
VBAT
VBAT
RFE
_
VCC
1
_
ET
RFE
_
VDD
_
ET
B7 PA
RFE_PADCDC_MI
SCPA
RD_M2
RD_M2X
RD_L3
RD_L3X
B20
RX_L3
RX_L3X
B2/B25
B3
B5/B26
B13/B17
B8
B20 Duplexer
B7
B20
B1
B4
B2/B25
B3
B5/B26
B8
B13/B17
B1
B4
B3
GSM_HB
GSM_LB
B8
B5/B26
B20
B17
B13
RFE
_
PADACS
VBAT
RFFE CONTROL
VBAT
RFE
_
VBATAMP
Figure 4 Detailed Interconnection of M.2 LTE Modem RF Engine
2.3
Host Interface Signals
This section describes the signals available to the host processor at the 75 pin application
interface. Eight signals are eliminated by the notch on the host connector, leaving 67 usable
signals. A diagram of the M.2 module identifying the 75 pin interface is shown in Figure 5.
Note that the M.2 module has all components mounted on the top side. Odd pin numbers are on the top
side while even pins on the bottom side.
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights Reserved.
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