Title: Impedance conversion circuit and integrated circuit including the same
Application Number: 200610092553 Application Date: 2006.06.15
Publication Number: 1881794 Publication Date: 2006.12.20
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H03H11/40
Applicant(s) Name: Sony Corp. Address:
Inventor(s) Name: Hirabayashi Atsushi
Attorney & Agent: huang xiaolin wang zhisen
Abstract:
     An impedance conversion circuitincluding: a first voltage-to-current converter and a second voltage-to-current converter supplied with differential input signal voltages; an inverting amplifier ; and a third voltage-to-current converter for feedback; wherein a first resistance and a second resistance are connected in series with each other between an input terminal and an output terminal of the inverting amplifier, an output terminal of the first voltage-to-current converter is connected to the input terminal of the inverting amplifier, an output terminal of the second voltage-to-current converter is connected to a connection node of the first resistance and the second resistance, the output terminal of the inverting amplifier is connected to an input terminal of the third voltage-to-current converter, an output terminal of the third voltage-to-current converter is connected to an input terminal of the first voltage-to-current converter, and an impedance is connected between the connection node and a ground.
Time: 11
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