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:
Apr. 24, 2001
Filed:
Aug. 31, 1999
John W. Fattaruso, Dallas, TX (US);
Shivaling S Mahant-Shetti, Karnataka, IN;
Texas Instruments Incorporated, Dallas, TX (US);
Abstract
A digital to analog converter (“DAC”) (,). The DAC includes an input (,) for receiving a plurality of successive digital words (D,−D,), and circuitry (,) for storing the plurality of successive digital words. The DAC also includes a string (,′) of series connected resistive elements, wherein the string comprises a plurality of voltage taps (T0′-T15′). The DAC further includes an output (OUT,) for providing an analog output voltage corresponding to a selected one of the plurality of successive digital words. The DAC further includes comparison circuitry (,) for comparing the selected one and an earlier received one of the plurality of successive digital words. Finally, the DAC includes circuitry (,) for generating the analog output voltage in response to the comparison circuitry.