U427 - monolithic dual n-channel JFET
monolithic dual n-channel JFETs designed for Very High Input Impedance DiHerential Amplifiers Electrometers Impedance Converters Performance Curves NNT See Section 4 BENEFITS H Siliconix High Input Impedance IG = 5 pA (U427) High Gain 9fs = 120 Mmho Minimum @ 10 = 30 MA Low Power Supply Operation VGS(off} = 2 V Maximum (U427) Minimum System Error and Calibration 25 mV Maximum Offset ABSOLUTE MA
