IEEE - Institute of Electrical and Electronics Engineers, Inc. - Digitally programmable accurate current sources for logarithmic control of the amplification or attenuation in a gain cell

Author(s): R.F. Wolffenbuttel
Sponsor(s): IEEE Solid-State Circuits Society
Publisher: IEEE - Institute of Electrical and Electronics Engineers, Inc.
Publication Date: 1 June 1988
Volume: 23
Page Count: 7
Page(s): 767 - 773
ISSN (Paper): 0018-9200
ISSN (Online): 1558-173X
DOI: 10.1109/4.317
Regular:

A method for realizing current sources driving a current equal to a programmable fraction of a reference current is discussed. The multiplication factor is determined by the digitally programmable... View More

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