The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 12, 2002
Filed:
Nov. 22, 2000
Texas Instruments Incorporated, Dallas, TX (US);
Abstract
A low-pass filter circuit includes: a first compound transistor device ( ) and ( ) coupled between an input node ( ) and an output node ( ); a first transistor ( ) coupled to the input node ( ), a gate of the first transistor ( ) is coupled to a drain of the first transistor ( ); a second compound transistor device ( ) and ( ) coupled between a gate of the first compound transistor device ( ) and ( ) and the gate of the first transistor ( ); a second transistor ( ) coupled to the first transistor ( ) and having a gate coupled to a gate of the second compound transistor device ( ) and ( ), the gate of the second transistor ( ) is coupled to a drain of the second transistor ( ); a current source ( ) coupled to the drain of the second transistor ( ); a first capacitor (C ) coupled to the output node ( ); and a second capacitor (C ) coupled to the gate of the first compound transistor device ( ) and ( ).