Dec 9, 2007 #1 S surianova Advanced Member level 1 Joined Sep 1, 2004 Messages 411 Helped 30 Reputation 60 Reaction score 8 Trophy points 1,298 Location ASIA Activity points 3,266 hi all! what is the best way to measure the input offset of the opamp for CMOS ?
Dec 9, 2007 #2 Siniša Full Member level 6 Joined Jul 14, 2002 Messages 383 Helped 87 Reputation 174 Reaction score 18 Trophy points 1,298 Location Windsor ON Canada Activity points 2,692 Same like any other opamp. Set high gain with two precision resistors and measure output for 0 input.
Same like any other opamp. Set high gain with two precision resistors and measure output for 0 input.
Dec 10, 2007 #3 S surianova Advanced Member level 1 Joined Sep 1, 2004 Messages 411 Helped 30 Reputation 60 Reaction score 8 Trophy points 1,298 Location ASIA Activity points 3,266 Sinisa said: Same like any other opamp. Set high gain with two precision resistors and measure output for 0 input. Click to expand... if the opamp input is nmos, set the input voltage to 0v, definitely the the opamp is off.
Sinisa said: Same like any other opamp. Set high gain with two precision resistors and measure output for 0 input. Click to expand... if the opamp input is nmos, set the input voltage to 0v, definitely the the opamp is off.
Dec 10, 2007 #4 H horsehill Newbie level 4 Joined Dec 7, 2007 Messages 5 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,296 yes,that is