Digital-to-analog converter

Details Digital-to-analog converter Digital-to-analog converter

1984-04-17

1987-05-12

Shoop, Jr., William M.

Communications: electrical

Audible indication

Percussion-type sound producer

340347CC, 340347M, H03K 1302

Patent

active

046653813

ABSTRACT:
In a D/A converter, a reference voltage is divided into a plurality of divided voltages by a plurality of resistors connected in series. The divided voltages are respectively selected by switches which are turned on according to the contents of a digital input. With the use of an expanding bit or bits, a plurality of the switches are simultaneously turned on.

REFERENCES:
patent: 3705359 (1972-12-01), Kappes
patent: 3812478 (1974-05-01), Tomisawa et al.
patent: 4160244 (1979-07-01), Solomon et al.
patent: 4338591 (1982-07-01), Tuthill
patent: 4363024 (1982-12-01), Brokaw
patent: 4491825 (1985-01-01), Tuthill
The Digital Logic Handbook, "32-Position Decoding ", 1966-1967 Edition, pp. 247-249.

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