Current DAC code independent switching
US6768438B1 · kind B1 · utility
11Cited by
9References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 24, 2003 |
| Grant date | Jul 27, 2004 |
| Priority date | — |
| Expiry date | Jan 24, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M1/742
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
Methods and devices for code independent switching in a digital-to-analog converter (DAC) are described. A synchronous digital circuit is triggered by a clocking signal and develops a digital data signal. A current steering circuit has a common source node for supplying current, and develops an analog output signal representative of the digital data signal. Any switching disturbances at the common source node are substantially data independent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.