Specifications

Bluegiga Technologies Oy
9.1.4 Line Input ..................................................................................................................................... 38
9.1.5 Output Stage ................................................................................................................................ 39
9.1.6 Mono Operation ........................................................................................................................... 41
9.1.7 Side Tone ..................................................................................................................................... 41
9.2 PCM Interface ..................................................................................................................................... 41
9.3 I2S Interface ........................................................................................................................................ 41
9.4 IEC 60958 Interface ............................................................................................................................ 43
10 Design Guidelines ................................................................................................................................... 45
10.1 Audio Layout Guide ..................................................................................................................... 45
10.1.1 EMC Considerations .................................................................................................................... 45
10.1.2 Choosing Capacitors and Resistors ............................................................................................ 45
10.2 RF Layout Guide .......................................................................................................................... 46
10.3 Example Application Schematics ................................................................................................. 49
11 Physical Dimensions ............................................................................................................................... 53
12 Soldering Recommendations .................................................................................................................. 55
13 Package .................................................................................................................................................. 56
14 Certification Guidance for an End Product Using WT32i ....................................................................... 58
14.1 Bluetooth End Product Listing...................................................................................................... 58
14.2 CE Approval of an End-Product ................................................................................................... 58
14.3 FCC Certification of an End Product ............................................................................................ 59
14.3.1 Co-location with Other Transmitters ............................................................................................ 60
14.4 IC Certification of an End Product ............................................................................................... 60
14.5 MIC Japan Certification of an End Product .................................................................................. 60
15 WT32i Certifications ................................................................................................................................ 60
15.1 Bluetooth ...................................................................................................................................... 60
15.2 CE ................................................................................................................................................ 60
15.3 FCC .............................................................................................................................................. 61
15.4 IC .................................................................................................................................................. 62
15.4.1 IC .................................................................................................................................................. 62
15.5 MIC Japan .................................................................................................................................... 63
15.6 KCC (South Korea) ...................................................................................................................... 63
15.7 Qualified Antenna Types for WT32i-E ......................................................................................... 63
16 Contact Information................................................................................................................................. 64