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AD8420ARMZ-R7 - Analog Devices

Description: Instrumentation OpAmps Instrumentation 1 2.7V ~ 36V, ±2.7V ~ 18V 250kHz(-3dB) 1 V/us MSOP-8 RoHS

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AD8420ARMZ-R7 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - (RM-8)
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AD8420ARMZ-R7 Details

  • Manufacturer Part Number:

    AD8420ARMZ-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:

    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):

    0.027 µA

  • Bandwidth (3dB)-Nom:

    0.25 MHz

  • Common-mode Reject Ratio-Min:

    92 dB

  • Input Offset Current-Max (IIO):

    0.001 µA

  • Input Offset Voltage-Max:

    250 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

  • 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

  • Slew Rate-Nom:

    1 V/us

  • Supply Current-Max:

    0.09 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • 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

AD8420ARMZ-R7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the AD8420 involves keeping the input and output traces separate, using a ground plane, and placing the device close to the analog signal sources. Additionally, using a 4-layer PCB with a dedicated analog ground plane can help reduce noise and improve performance.
  • The gain resistor values for the AD8420 can be calculated using the formula: Rg = (Vout / Vin) * (Rf / (Rf + Rg)). The values of Rf and Rg should be chosen to achieve the desired gain and bandwidth. A higher gain requires a smaller Rg value, while a higher bandwidth requires a smaller Rf value.
  • The AD8420 can handle input voltages up to ±10V, but the maximum input voltage is limited by the supply voltage. The device can operate with a single supply voltage from 2.7V to 36V, or dual supplies from ±1.35V to ±18V.
  • The AD8420 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 AD8420 is 1.5mA per amplifier, but this can vary depending on the supply voltage and operating conditions. The device also has a shutdown mode that can reduce the current consumption to less than 1μA.

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AD8420ARMZ-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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