Semiconductor device having improved input buffer circuit
US6225820A · kind A · utility
4Cited by
7References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 1999 |
| Grant date | May 1, 2001 |
| Priority date | — |
| Expiry date | Aug 26, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K19/0027
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
An input buffer circuit for a semiconductor device includes a first input buffer unit having first and second transistors, a second input buffer unit coupled to the first input buffer unit, the second input buffer unit having third and fourth transistors, a control unit for activating one of the first and second input buffer units, and a switching unit having fifth, sixth, and seventh transistors and coupled to the control unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.