Output driver circuit
US7151392B2 · kind B2 · utility
14Cited by
6References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 29, 2004 |
| Grant date | Dec 19, 2006 |
| Priority date | — |
| Expiry date | Jan 19, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11C7/1057
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present invention relates to an output driver circuit for a semiconductor memory device, in particular, a memory device using a DDR II concept or a concept similar thereto, which can reduce a variation in the slew rate of an output driver thereof between maximum and minimum values, while satisfying requirements of characteristics associated with slew rate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.