User's Manual

TC63 Hardware Interface Description
Strictly confidential / Draft
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TC63_HD_V00.432 Page 4 of 97 11.05.2005
3.13.1 Speech Processing................................................................................53
3.13.2 Microphone Circuit.................................................................................53
3.13.2.1 Single-ended Microphone Input.............................................................53
3.13.2.2 Differential Microphone Input.................................................................54
3.13.2.3 Line Input Configuration with OpAmp ....................................................55
3.13.3 Loudspeaker Circuit...............................................................................56
3.13.4 Digital Audio Interface DAI.....................................................................57
3.14 Control Signals ....................................................................................................59
3.14.1 Synchronization Signal ..........................................................................59
3.14.2 Using the SYNC Pin to Control a Status LED........................................60
4 Antenna Interface........................................................................................................61
4.1 Antenna Installation .............................................................................................61
4.2 Antenna Pad ........................................................................................................63
4.2.1 Suitable Cable Types.............................................................................63
4.3 Antenna Connector..............................................................................................64
5 Electrical, Reliability and Radio Characteristics......................................................68
5.1 Absolute Maximum Ratings .................................................................................68
5.2 Operating Temperatures......................................................................................68
5.3 Pin Assignment and Signal Description...............................................................69
5.4 Power Supply Ratings .........................................................................................75
5.5 Electrostatic Discharge ........................................................................................78
5.6 Reliability Characteristics.....................................................................................79
6 Mechanics....................................................................................................................80
6.1 Mechanical Dimensions of TC63 .........................................................................80
6.2 Mounting TC63 to the Application Platform .........................................................82
6.3 Board-to-Board Application Connector ................................................................83
7 Sample Application.....................................................................................................86
8 Reference Approval....................................................................................................88
8.1 Reference Equipment for Type Approval.............................................................88
8.2 Compliance with FCC Rules and Regulations.....................................................89
9 Appendix......................................................................................................................90
9.1 List of Parts and Accessories ..............................................................................90
9.2 Fasteners and Fixings for Electronic Equipment .................................................92
9.2.1 Fasteners from German Supplier ETTINGER GmbH ............................92
9.3 Data Sheets of Recommended Batteries ............................................................95