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AD8221ARZ-R7 - Analog Devices

Description: Instrumentation Amplifiers Precision IC

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AD8221ARZ-R7 Details

  • Manufacturer Part Number:

    AD8221ARZ-R7

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    ROHS COMPLIANT, MS-012AA, SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    R-8

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Amplifier Type:

    INSTRUMENTATION AMPLIFIER

  • Average Bias Current-Max (IIB):

    0.0015 µA

  • Bandwidth (3dB)-Nom:

    0.825 MHz

  • Common-mode Reject Ratio-Min:

    80 dB

  • Input Offset Current-Max (IIO):

    0.0006 µA

  • Input Offset Voltage-Max:

    60 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Non-linearity-Max:

    0.001%

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    2 V/us

  • Supply Current-Max:

    1 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Voltage Gain-Max:

    1000

  • Voltage Gain-Min:

    1

  • Voltage Gain-Nom:

    10

  • Width:

    3.9 mm

AD8221ARZ-R7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the AD8221ARZ-R7 involves keeping the input and output traces separate, using a ground plane, and placing the device close to the signal source. Additionally, it's recommended to use a low-ESR capacitor for the power supply decoupling and to keep the analog and digital grounds separate.
  • The AD8221ARZ-R7 is specified to operate from -40°C to 125°C. To ensure operation within this range, it's essential to provide adequate heat sinking, avoid overheating, and use a thermally conductive material for the PCB. Additionally, consider using thermal simulation tools to predict the device's temperature during operation.
  • The recommended input impedance for the AD8221ARZ-R7 is 1 kΩ or higher. A lower input impedance can lead to reduced gain accuracy and increased noise. It's essential to ensure the input impedance is within the recommended range to achieve optimal performance.
  • To minimize EMI and RFI, use a shielded enclosure, keep the device away from high-frequency sources, and use a low-pass filter at the input. Additionally, consider using a common-mode choke or a ferrite bead to filter out high-frequency noise.
  • The recommended power supply decoupling for the AD8221ARZ-R7 involves using a 10 μF capacitor in parallel with a 100 nF capacitor, both connected between the power supply pins and ground. This helps to reduce noise and ensure stable operation.

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AD8221ARZ-R7 Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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