Title:
擬似差動増幅回路及び擬似差動増幅回路を使用したA/D変換器
Document Type and Number:
Japanese Patent JP3597812
Kind Code:
B2
Abstract:
A pseudo-differential amplifier circuit 1 is constructed from two equivalent amplifiers 2 and 3 that amplify a pair of input signals without using a differential pair. This pseudo-differential amplifier circuit 1 is used in an arithmetic unit in each of the A-D converter circuits AD1 through ADm in a parallel pipeline A-D converter 10.
Inventors:
Shoji Kawahito
Daisuke Miyazaki
Daisuke Miyazaki
Application Number:
JP2001356074A
Publication Date:
December 08, 2004
Filing Date:
November 21, 2001
Export Citation:
Assignee:
Semiconductor Science and Engineering Research Center Co., Ltd.
International Classes:
H03M1/14; H03F1/02; H03F3/45; H03F3/68; H03M1/06; H03M1/16; (IPC1-7): H03F3/45; H03M1/14
Domestic Patent References:
| JP10065461A |
Attorney, Agent or Firm:
Aoyama Aoi
Osamu Kawamiya
Osamu Kawamiya