AD8273 PDF Datasheet
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Description
This is High Precision Difference Amplifier. Very Low Distortion, Dual-Channel, High Precision Difference Amplifier
AD8273
FEATURES
±4000 V HBM ESD Very low distortion
0.00025% THD + N (20 kHz) 0.0015% THD + N (100 kHz) Drives 600 Ω loads Two gain settings Gain of ½ ( 6 dB) Gain of 2 (+6 dB) 0.05% maximum gain error 10 ppm, °C maximum gain drift Excellent ac specifications 20 V, μs minimum slew rate 800 ns to 0.01% settling time High accuracy dc performance 77 dB minimum CMRR 700 μV maximum offset voltage 14-lead SOIC package Supply current: 2.5 mA maximum per channel Supply range: ±2.5 V to ±18 V
FUNCTIONAL BLOCK DIAGRAM
+VS
11
12kΩ 2
6kΩ
12
12kΩ 3
12kΩ 6
6kΩ 6kΩ
13 14 10
06981-001
12kΩ 5
6kΩ
4 VS
Figure 1.
9 8
APPLICATIONS
ADC drivers High performance audio Instrumentation amplifier building blocks Level translators Automatic test equipment Sine, cosine encoders
GENERAL DESCRIPTION
The AD8273 is a low distortion, dual-channel amplifier with internal gain setting resistors. With no external components, it can .