Sample-and-hold circuit

Details Sample-and-hold circuit Sample-and-hold circuit

1992-04-14

1994-04-19

Wambach, Margaret R.

Electrical transmission or interconnection systems

Personnel safety or limit control features

Interlock

307494, 307360, 307362, H03K 5159, H03K 5153

Patent

active

053048660

ABSTRACT:
A sample-and-hold circuit is provided with a plurality of first capacitors, respectively connected to a plurality of input signal lines through respective first analog switches, for sampling input signal voltages, a plurality of second capacitors, respectively connected to the plurality of first capacitors through respective second analog switches, for holding the sampled voltages, and a single operational amplifier for selectively receiving one of the voltages held in the plurality of second capacitors according to a control signal supplied thereto, and amplifying and outputting the received voltages.

REFERENCES:
patent: 4475087 (1984-10-01), Nagano
patent: 4797581 (1989-01-01), Martiny
patent: 5162670 (1992-11-01), Itakura et al.
A Multiple-Input Ota Circuit For Neural Networks-8090-IEEE Transactions On Circuits And Systems 36(1989) May, No. 5, New York, US; pp. 767-769 Russel D. Reed, and Randall L. Geiger.

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