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jackinnj 27th February 2004 05:03 PM

self-calibrating OPAMP
 
I picked up some of these Texas Instruments "self-calibrating", dual high precision op amps, TLC4502AC -- 8 pin surface mount -- they have a ADC and DAC built in to "set and forget" offset upon power up -- $1 -- usually $3.80 - $4.16 ea at DK.

spec sheet is here:
http://focus.ti.com/lit/ds/symlink/tlc4502a.pdf

jack@tech-diy.com


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