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AD8421ARMZ-RL - Analog Devices

Description: Instrumentation Amplifiers 3nV/vHz noise Precision InAmp

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AD8421ARMZ-RL - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RM-8 (MSOP)
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AD8421ARMZ-RL Details

  • Manufacturer Part Number:

    AD8421ARMZ-RL

  • Source Url Status Check Date:

    2013-05-01 14:56:26.335

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    TSSOP-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):

    0.008 µA

  • Bandwidth (3dB)-Nom:

    10 MHz

  • Common-mode Reject Ratio-Min:

    80 dB

  • Input Offset Current-Max (IIO):

    0.0022 µA

  • Input Offset Voltage-Max:

    86 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:

    0.005%

  • 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

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Slew Rate-Nom:

    35 V/us

  • Supply Current-Max:

    2.6 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:

    10000

  • Voltage Gain-Min:

    1

  • Voltage Gain-Nom:

    10

  • Width:

    3 mm

AD8421ARMZ-RL Frequently Asked Questions (FAQs)

  • A good PCB layout for the AD8421 involves keeping the input and output traces separate, using a ground plane, and placing the device close to the signal source. Additionally, using a 4-layer PCB with a dedicated analog ground plane can help reduce noise.
  • The gain resistor values for the AD8421 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 AD8421 can handle input voltages up to ±25V without damage. However, the maximum input voltage that can be accurately measured is ±10V. Exceeding the maximum input voltage can result in damage to the device.
  • The AD8421 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.
  • The typical current consumption of the AD8421 is 1.5mA. This current consumption should be taken into account when designing the power supply, ensuring that it can provide a stable voltage and sufficient current to the device.

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AD8421ARMZ-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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