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AD8422ARMZ-R7 - Analog Devices

Description: Instrumentation Amplifiers High Performance InAmp

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AD8422ARMZ-R7 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RM-8_2023
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AD8422ARMZ-R7 - Analog Devices  - 3D model - Small Outline Packages - RM-8_2023
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AD8422ARMZ-R7 Details

  • Manufacturer Part Number:

    AD8422ARMZ-R7

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Package Description:

    MSOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    RM-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:

    110 µV

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    3 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:

    TSSOP

  • Package Equivalence Code:

    TSSOP8,.19

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR, 7 INCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 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:

    0.65 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 mm

AD8422ARMZ-R7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the AD8422 involves keeping the input and output traces separate, using a ground plane, and placing the device close to the analog signal sources. Additionally, it's recommended to use a 4-layer PCB with a dedicated analog ground plane and to keep the power supply traces away from the analog signal traces.
  • The gain resistor values for the AD8422 can be calculated using the formula: Rg = (Vref / (2 * Vcm)) * (Rf / Rg). The values of Rf and Rg should be chosen to achieve the desired gain and common-mode rejection ratio (CMRR). It's recommended to use 1% or 0.1% tolerance resistors to ensure accurate gain and CMRR.
  • The AD8422 can handle input voltages up to ±10V, but the maximum input voltage is limited by the supply voltage. The device can operate with a supply voltage range of 2.7V to 5.5V, and the input voltage should be limited to ±(Vsupply - 1.5V) to ensure proper operation.
  • The AD8422 has a built-in low-pass filter that can be used to filter out high-frequency noise. The filter cutoff frequency can be adjusted by changing the value of the capacitor connected to the FLT pin. Additionally, external filters can be used to further reduce noise and improve signal quality.
  • The typical current consumption of the AD8422 is 1.5mA, but this can vary depending on the supply voltage and operating conditions. The device has a low power shutdown mode that can reduce the current consumption to less than 1μA.

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AD8422ARMZ-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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