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Comer, 1977 - Google Patents

A monolithic 12-bit D/A converter

Comer, 1977

Document ID
1919015886331171829
Author
Comer D
Publication year
Publication venue
1977 IEEE International Solid-State Circuits Conference. Digest of Technical Papers

External Links

Snippet

MANY MONOIJTHIC D/A converter circuits have been developed and reported in the literature” 2. However, the accuracy of the conventional implementations is ultimately limited by the degree to which the elements of the precision resistor ladder networks can be …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/74—Simultaneous conversion
    • H03M1/742—Simultaneous conversion using current sources as quantisation value generators
    • H03M1/745—Simultaneous conversion using current sources as quantisation value generators with weighted currents
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M2201/00—Indexing scheme relating to A/D or D/A conversion
    • H03M2201/40—Information representation [H]
    • H03M2201/41—Analogue signals
    • H03M2201/413—Electrical signals
    • H03M2201/4135—Momentary value
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/74—Simultaneous conversion
    • H03M1/78—Simultaneous conversion using ladder network
    • H03M1/785—Simultaneous conversion using ladder network using resistors, i.e. R-2R ladders
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/74—Simultaneous conversion
    • H03M1/80—Simultaneous conversion using weighted impedances
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M2201/00—Indexing scheme relating to A/D or D/A conversion
    • H03M2201/40—Information representation [H]
    • H03M2201/42—Digital signals [H]
    • H03M2201/4245—Denominational arrangements [H]
    • H03M2201/4258—Denominational
    • H03M2201/4262—Binary radix
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M2201/00—Indexing scheme relating to A/D or D/A conversion
    • H03M2201/80—Components, circuits or devices used with or within A/D or D/A converters but not disclosed in detail and not provided for elsewhere [H]
    • H03M2201/81—Electrical components
    • H03M2201/8124—Semiconductor devices
    • H03M2201/8132—Transistors
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M2201/00—Indexing scheme relating to A/D or D/A conversion
    • H03M2201/40—Information representation [H]
    • H03M2201/42—Digital signals [H]
    • H03M2201/4229—Elementary signals [H]
    • H03M2201/4233—Bivalued
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M2201/00—Indexing scheme relating to A/D or D/A conversion
    • H03M2201/40—Information representation [H]
    • H03M2201/42—Digital signals [H]
    • H03M2201/4208—Temporal or spatial distribution [H]
    • H03M2201/4225—Parallel
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/68—Digital/analogue converters with conversions of different sensitivity, i.e. one conversion relating to the more significant digital bits and another conversion to the less significant bits
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M2201/00—Indexing scheme relating to A/D or D/A conversion
    • H03M2201/20—A/D converters
    • H03M2201/22—Analogue comparing type
    • H03M2201/2225—Analogue comparing type with separate comparison for each denomination [3]
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/10—Calibration or testing
    • H03M1/1009—Calibration
    • H03M1/1033—Calibration over the full range of the converter, e.g. for correcting differential non-linearity
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M2201/00—Indexing scheme relating to A/D or D/A conversion
    • H03M2201/50—Additional conversions [H]
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M2201/00—Indexing scheme relating to A/D or D/A conversion
    • H03M2201/02—Second edition
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M2201/00—Indexing scheme relating to A/D or D/A conversion
    • H03M2201/30—D/A converters
    • H03M2201/31—Selection, addition or subtraction of quantisation values
    • H03M2201/3136—Specific network arrangement
    • H03M2201/3142—Series network
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/34—Analogue value compared with reference values
    • H03M1/36—Analogue value compared with reference values simultaneously only, i.e. parallel type
    • H03M1/361—Analogue value compared with reference values simultaneously only, i.e. parallel type having a separate comparator and reference value for each quantisation level, i.e. full flash converter type
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M2201/00—Indexing scheme relating to A/D or D/A conversion
    • H03M2201/10—Conversion systems
    • H03M2201/11—A/D conversion systems
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M2201/00—Indexing scheme relating to A/D or D/A conversion
    • H03M2201/60—Fidelity improvement
    • H03M2201/65—Error detection or correction [2]

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