Configuration programming of a digital audio serial port using no additional pins
US5594442A · kind A · utility
33Cited by
1References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 15, 1994 |
| Grant date | Jan 14, 1997 |
| Priority date | — |
| Expiry date | Mar 15, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M3/50
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A stereo digital-to-analog converter is able to operate in an 8 pin package yet to operate under a variety of serial data input formats. The normal de-emphasis pin can be used for receiving a static de-emphasis signal, an external serial clock, or programming data for the serial data formats. In addition metal and wire bond options are used to provide more flexibility in the manufacturing process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.