AD8271 PDF Datasheet
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Description
This is Programmable Gain Precision Difference Amplifier.
Programmable Gain Precision Difference Amplifier AD8271
FUNCTIONAL BLOCK DIAGRAM
10kΩ P1 1 10kΩ
2
FEATURES
With no external resistors Difference amplifier, gains of ½, 1, or 2 Single-ended amplifier: over 40 different gains Set reference voltage at midsupply Excellent ac specifications 15 MH- bandwidth 30 V, μs slew rate High accuracy dc performance 0.08% maximum gain error 10 ppm, °C maximum gain drift 80 dB minimum CMRR (gain of 2) 10-lead MSOP package Supply current: 2.6 mA Supply range: ±2.5 V to ±18 V
10kΩ
10
N3
10kΩ
9
P2 P3 3 20kΩ 10kΩ
8
N2 N1 OUT
7
P4 4
20kΩ
VS 5
AD8271
Figure 1.
6
+VS
APPLICATIONS
ADC driver Instrumentation amplifier building blocks Level translators Automatic test equipment High performance audio Sine, cosine encoders
GENERAL DESCRIPTION
The AD8271 is a low distortion, precision difference amplifier with internal gain setting resistors. With no external components, it can be configured as a high performance difference amplifier.