Current steering switch and hybrid BiCMOS multiplexer with CMOS commutation signal and CML/ECL data signals
US5420529A · kind A · utility
46Cited by
6References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 1994 |
| Grant date | May 30, 1995 |
| Priority date | — |
| Expiry date | May 19, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K17/693
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A current steering switch circuit responsive to a CMOS signal. In an specific embodiment the switch is incorporated in a hybrid BiCMOS multiplexer circuit using combined CMOS and CML/ECL signal types. The high speed CML/ECL logic signals are multiplexed under the control of a lower speed CMOS signal. A particular aspect of the circuit is that a CMOS to CML/ECL converter is not used. Additionally, a differential, logic commutation signal is not required.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.