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AD8422ARZ-RL - Analog Devices

Description: INST Amp Single R-R O/P ±18V/36V 8-Pin SOIC N T/R

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AD8422ARZ-RL - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - SOIC 150 MIL-1
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AD8422ARZ-RL - Analog Devices - 3D model - Small Outline Packages - SOIC 150 MIL-1
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AD8422ARZ-RL Details

  • Manufacturer Part Number:

    AD8422ARZ-RL

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    R-8

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Amplifier Type:

    INSTRUMENTATION AMPLIFIER

  • Average Bias Current-Max (IIB):

    0.002 µA

  • Bandwidth (3dB)-Nom:

    2.2 MHz

  • Common-mode Reject Ratio-Min:

    83 dB

  • Input Offset Current-Max (IIO):

    0.0008 µA

  • Input Offset Voltage-Max:

    70 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:

    0.002%

  • 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

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    0.4 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • 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

AD8422ARZ-RL Frequently Asked Questions (FAQs)

  • The AD8422ARZ-RL is a high-precision, high-gain amplifier, and as such, it requires careful layout and placement to minimize noise and ensure optimal performance. It is recommended to place the device close to the signal source, use a ground plane, and keep the input and output traces short and separate. Additionally, decoupling capacitors should be placed close to the device's power pins, and the device should be shielded from other noise sources.
  • The gain resistor (Rg) for the AD8422ARZ-RL should be chosen based on the desired gain and the input signal range. The gain equation is G = 1 + (Rf/Rg), where Rf is the feedback resistor. The datasheet provides a gain resistor selection table, and Analog Devices also offers a gain calculator tool to help with the selection.
  • The AD8422ARZ-RL has a maximum input voltage of ±VCC + 0.5 V, where VCC is the supply voltage. However, the device can handle input voltages up to ±20 V with the use of external protection circuitry, such as clamping diodes or resistors.
  • To ensure stability and prevent oscillations, it is recommended to use a compensation capacitor (Cc) between the output and the inverting input pins. The value of Cc depends on the gain and the output load, and the datasheet provides guidance on selecting the correct value. Additionally, the device's output should be properly terminated, and the input and output traces should be kept short and separate.
  • The typical settling time of the AD8422ARZ-RL is around 10 μs to 0.01% of the final value. This settling time can affect applications that require fast response times, such as in high-speed data acquisition systems. To minimize the settling time, it is recommended to use a low-noise, low-impedance power supply, and to optimize the device's gain and bandwidth for the specific application.

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AD8422ARZ-RL 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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