Title :
Simple and accurate voltage adder/subtractor
fDate :
5/22/1997 12:00:00 AM
Abstract :
A low-power analogue voltage adder/subtractor is presented. It is based on the exponential characteristic of MOST when biased in weak inversion, and uses the bulk as an active terminal. <1% error is achieved over a 440 mV input range
Keywords :
MOS analogue integrated circuits; analogue computer circuits; analogue processing circuits; neural chips; 440 mV; analogue collective computation systems; biased MOST; exponential characteristic; low-power operation; neural networks; voltage adder/subtractor; weak inversion;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19970667
