Sierra Wireless WISMO218 - Manual (Page 59)

WA_DEV_W218_PTS_002 Rev 005 Page 59 of 109
Product Technical Specification &
Customer Design Guidelines
The table below shows some examples with different Murata components:
Table 20. Murata Examples
Package 0402
Filtered band GSM900 GSM 850/900 DCS/PCS
Value 100nH 56pF 15pF
Types Inductor Capacitor Capacitor
Position Serial Shunt Shunt
Manufacturer Murata Murata Murata
Rated 150mA 50V 50V
Reference
LQG15HSR10J02 or
LQG15HNR10J02
GRM1555C1H560JZ01
GRM1555C1H150JZ01 or
GRM1555C1H150JB01
Package 0603
Filtered band GSM900 GSM 850/900 DCS/PCS
Value 100nH 47pF 10pF
Types Inductor Capacitor Capacitor
Position Serial Shunt Shunt
Manufacturer Murata Murata Murata
Rated 300mA 50V 50V
Reference LQG18HNR10J00
GRM1885C1H470JA01 or
GRM1885C1H470JB01 GRM1885C1H150JA01 or
GQM1885C1H150JB01
Audio Track and PCB Layout Recommendation
To avoid TDMA noise, it is recommended to surround the audio tracks with ground as shown in the
following figure: