Title:
【発明の名称】抵抗ストリング型D/A変換器、および直並列型A/D変換器
Document Type and Number:
Japanese Patent JP2762969
Kind Code:
B2
Abstract:
In a digital/analog (D/A) converter, a plurality of resistors are connected in series between first and second power supply voltage terminals, and a plurality of switches are arranged in a tree configuration between first nodes of the resistors and an output terminal. The switches are turned ON and OFF in response to input bits. At least one reset switch is connected to a second node of at least one of the switches on a side of said output terminal, thus resetting the second node to a predetermined voltage.
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Inventors:
HASEGAWA HIROSHI
Application Number:
JP25472495A
Publication Date:
June 11, 1998
Filing Date:
September 06, 1995
Export Citation:
Assignee:
NIPPON DENKI KK
International Classes:
H03M1/14; H03M1/08; H03M1/76; H03M1/16; (IPC1-7): H03M1/76; H03M1/14
Domestic Patent References:
| JP6231224A | ||||
| JP5145421A | ||||
| JP7297724A | ||||
| JP63220619A | ||||
| JP4152717A |
Attorney, Agent or Firm:
Asato Kato