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AD8221AR-REEL

AD8221AR-REEL

Manufacturer No:

AD8221AR-REEL

Manufacturer:

Analog Devices Inc.

Description:

IC INST AMP 1 CIRCUIT 8SOIC

Datasheet:

Datasheet

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AD8221AR-REEL Specifications

  • Type
    Parameter
  • Current - Output / Channel
    18 mA
  • Current - Input Bias
    500 pA
  • Supplier Device Package
    8-SOIC
  • Package / Case
    8-SOIC (0.154", 3.90mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply Span (Max)
    36 V
  • Voltage - Supply Span (Min)
    4.6 V
  • Current - Supply
    900µA
  • Voltage - Input Offset
    60 µV
  • -3db Bandwidth
    825 kHz
  • Slew Rate
    2V/µs
  • Output Type
    -
  • Number of Circuits
    1
  • Amplifier Type
    Instrumentation
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Obsolete
  • Series
    -
The AD8221AR-REEL is a precision, low-power, low-noise instrumentation amplifier integrated circuit (IC) chip. It offers several advantages and can be used in various application scenarios:1. High precision: The AD8221AR-REEL provides excellent DC precision with a maximum offset voltage of 50μV and a maximum offset drift of 0.5μV/°C. This makes it suitable for applications that require accurate measurements, such as medical instrumentation, strain gauge amplification, and precision data acquisition.2. Low noise: With a low input voltage noise density of 1.8nV/√Hz and a low input current noise density of 0.6pA/√Hz, the AD8221AR-REEL is ideal for amplifying low-level signals without introducing significant noise. It is commonly used in applications where signal integrity is crucial, such as sensor amplification and low-level audio amplification.3. Low power consumption: The AD8221AR-REEL operates on a low supply voltage range of ±2.3V to ±18V and consumes only 1.3mA of supply current. This makes it suitable for battery-powered applications or any scenario where power efficiency is important.4. Wide gain range: The IC chip offers a wide gain range from 1 to 1000, allowing flexibility in amplifying signals of different magnitudes. This makes it suitable for applications that require variable gain, such as transducer signal conditioning and bridge amplification.5. Robustness and protection: The AD8221AR-REEL includes features like input overvoltage protection and output short-circuit protection, ensuring the safety and longevity of the chip in demanding environments.Application scenarios for the AD8221AR-REEL include:1. Medical instrumentation: The precision and low-noise characteristics of the AD8221AR-REEL make it suitable for amplifying small biopotential signals in medical devices like ECG (electrocardiogram) and EEG (electroencephalogram) machines.2. Industrial sensing: The IC chip can be used to amplify signals from various sensors, such as strain gauges, pressure sensors, and temperature sensors, in industrial applications like process control and automation.3. Data acquisition: The AD8221AR-REEL can be used in data acquisition systems to amplify and condition analog signals before digitization, ensuring accurate and reliable measurements.4. Audio amplification: The low-noise characteristics of the IC chip make it suitable for audio amplification applications, such as microphone preamplifiers and audio recording equipment.5. Bridge amplification: The AD8221AR-REEL can be used to amplify signals from bridge sensors, such as load cells and strain gauges, in applications like weighing scales and structural health monitoring.Overall, the AD8221AR-REEL offers high precision, low noise, low power consumption, and wide gain range, making it a versatile choice for various applications requiring accurate signal amplification.
AD8221AR-REEL Relevant information