Product Info

LP
WA Module Series
BG95 Series Hardware Design
BG95_S
eries_Hardware_Design 46 / 106
1
00K
1
0K
10K
PON_TRIG
PON_TRIG_EXT
VDD_1V8
1
00K
Figur
e 13: Reference Circuit of PON_TRIG
VDD
_1V8 is provided by an external LDO.
3.9. (U)SI
M Interface
BG95
supports 1.8 V (U)SIM card only. The (U)SIM interface circuitry meets ETSI and IMT-2000
requirements.
Table 11: Pin Definition of (U)SIM Interface
Pin Name Pin N
o.
I/
O
De
scription
Com
ment
US
IM_DET 42 DI (U)SIM card hot-plug detection 1.8 V power domain.
US
IM_VDD 43 PO (U)SIM card power supply
Only 1.8 V (U)SIM card is
supported.
US
IM_RST 44 DO (U)SIM card reset 1.8 V power domain.
US
IM_DATA 45 IO (U)SIM card data 1.8 V power domain.
US
IM_CLK 46 DO (U)SIM card clock 1.8 V power domain.
US
IM_GND 47 (U)SIM card ground
NOTE