AD644 amp equivalent, dual high speed/ implanted bifet op amp.
Matched Offset Voltage Matched Offset Voltage Over Temperature Matched Bias Currents Crosstalk
–124 dB at 1 kHz Low Bias Current: 35 pA max Warmed Up Low .
in which both excellent ac and dc performance is required. The matched amplifiers provide a low cost solution to true wi.
Dual High Speed, Implanted BiFET Op Amp AD644
PIN CONFIGURATION
+V AMPLIFIER NO. 1 8 OUTPUT 1 2 3 TOP VIEW 4 5 7 6 OUTPUT AMPLIFIER NO. 2
INVERTING INPUT NONINVERTING INPUT
INVERTING INPUT NONINVERTING INPUT
–V NOTE: PIN 4 CONNECT.
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