AD8271 Programmable Gain Precision Difference Amplifier

The AD8271 comes in a 10-lead MSOP package. The AD8271 operates on both single and dual supplies and requires only a 2.6 mA maximum supply current. It is specified over the industrial temperature range of −40°C to +85°C and is fully RoHS compliant. For a dual channel version of the AD8271, see the AD8270 data sheet. Applications ADC driver Instrumentation amplifier building blocks Level translators Automatic test equipment High performance audio Sine/cosine encoders

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 with gains of ½, 1, or 2. It can also be configured in over 40 single-ended configurations, with gains ranging from −2 to +3.

The AD8271 comes in a 10-lead MSOP package. The AD8271 operates on both single and dual supplies and requires only a 2.6 mA maximum supply current. It is specified over the industrial temperature range of −40°C to +85°C and is fully RoHS compliant.

For a dual channel version of the AD8271, see the AD8270 data sheet.

Applications

Features and Benefits
  • With no external resistors:
    Difference amp, gains of ½, 1, or 2
    Single-ended amplifier: over 40 different gains
    Set reference voltage at midsupply
  • Excellent ac specifications
    15 MHz 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
  • Amplifiers
    Reference Designs
    Data Sheets
    Documentnote
    AD8271: Programmable Gain Precision Difference Amplifier Preliminary Data Sheet (Rev. 0)PDF 334 kB
    Order Information
    Part NumberPackagePacking QtyTemp RangePrice 100-499Price 1000+RoHS
    AD8271ARMZ Production10 ld MSOPOTH 50-40 to 85C1.491.25Y
    AD8271ARMZ-R7 Production10 ld MSOPREEL 1000-40 to 85C01.25Y
    AD8271ARMZ-RL Last Time Buy10 ld MSOPREEL 3000-40 to 85C01.25Y
    AD8271BRMZ Production10 ld MSOPOTH 50-40 to 85C2.231.88Y
    AD8271BRMZ-R7 Production10 ld MSOPREEL 1000-40 to 85C01.88Y
    AD8271BRMZ-RL Production10 ld MSOPREEL 3000-40 to 85C01.88Y
    Reference Materials
    AD8271: Programmable Gain Precision Difference Amplifier Preliminary Data Sheet (Rev. 0) ad8271
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    CN-0122: High Speed Instrumentation Amplifier Using the AD8271 Difference... ad8274
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