Semiconductor device with impedance control circuit
US6947336B2 · kind B2 · utility
37Cited by
2References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 8, 2003 |
| Grant date | Sep 20, 2005 |
| Priority date | — |
| Expiry date | Sep 23, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11C2207/105
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A semiconductor device includes an output impedance control circuit, connected to a ZQ pad and an output buffer circuit, for controlling an impedance of the output buffer circuit according to an impedance of an external resistor connected with the ZQ pad.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.