Smart LTE Module Series
Smart EVB G2 User Guide
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(U)SIM Interfaces
4.8.
The Smart EVB G2 provides two 6-pin push-push type (U)SIM card (3V or 1.8V) connectors J1001
( (U)SIM1 card connector) and J1002 ((U)SIM2 card connector). The following figure shows the simplified
interface schematic for J1001.
USIM_ VDD
USIM_ RST
USIM_ CLK
USIM_ DATA
USIM_ DET
22R
LD05_1P8
100K
100nF
(U)SIM Card Connector
ESD
22pF
VCC
RST
CLK
IO
VPP
GND
USIM_ VDD
10K
Module
R1
R2
C1
22pF
22pF
C2
C3
C4
D1
22R
22R
R3
R4
R5
GND
GND
C2
C1
C3
CD2
C5
C6
C7
CD1
Figure 33: Simplified Interface Schematic for (U)SIM Card Connector J1001
The following figure shows the pin assignment of (U)SIM1 card connector (J1001).
Figure 34: Pin Assignment of (U)SIM1 Card Connector
CD1
C2
(U)SIM1 Card
C1
Connector
C1
(U)SIM2 Card
C3
Connector
CD2
C7
C5
C3
C2
C6
C6
C7
C5