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ADA4891-4ARZ - Analog Devices

Description: Low Cost CMOS, High Speed, Rail-to-Rail Amplifier (Quad)

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ADA4891-4ARZ - Analog Devices - PCB symbol
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ADA4891-4ARZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - R-14 (SOIC)
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ADA4891-4ARZ - Analog Devices - 3D model - Small Outline Packages - R-14 (SOIC)
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ADA4891-4ARZ Details

  • Manufacturer Part Number:

    ADA4891-4ARZ

  • 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-012AB, SOIC-14

  • Pin Count:

    14

  • Manufacturer Package Code:

    R-14

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.00005 µA

  • Bias Current-Max (IIB) @25C:

    0.00005 µA

  • Common-mode Reject Ratio-Nom:

    87 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    10000 µV

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e3

  • Length:

    8.65 mm

  • Low-Bias:

    YES

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    4

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP14,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    140 V/us

  • Supply Voltage Limit-Max:

    6 V

  • Supply Voltage-Nom (Vsup):

    3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    240000

  • Voltage Gain-Min:

    3980

  • Wideband:

    YES

  • Width:

    3.9 mm

ADA4891-4ARZ Frequently Asked Questions (FAQs)

  • To minimize noise and ensure optimal performance, it is recommended to follow good PCB layout practices, such as keeping the input and output traces separate, using a solid ground plane, and placing decoupling capacitors close to the op-amp. Additionally, it is recommended to use a low-impedance power supply and to minimize the length of the input traces.
  • To handle the ADA4891-4ARZ's high input bias current, it is recommended to use a low-impedance source, such as a voltage divider or a buffer amplifier, to drive the input. Additionally, it is recommended to use a high-impedance feedback network to minimize the effect of the input bias current on the circuit's performance.
  • The maximum power dissipation of the ADA4891-4ARZ is 670mW. To ensure that it doesn't overheat, it is recommended to provide adequate heat sinking, such as a thermal pad or a heat sink, and to ensure good airflow around the device. Additionally, it is recommended to operate the device within its recommended operating conditions and to avoid excessive power dissipation.
  • To ensure that the ADA4891-4ARZ is stable and doesn't oscillate, it is recommended to follow good compensation techniques, such as using a compensation capacitor and a series resistor in the feedback network. Additionally, it is recommended to ensure that the circuit's gain and phase margins are sufficient to prevent oscillation.
  • The recommended input common-mode voltage range for the ADA4891-4ARZ is between VSS-0.5V and VDD+0.5V. To ensure that it is within the recommended range, it is recommended to use a voltage divider or a level-shifting circuit to adjust the input common-mode voltage to within the recommended range.

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ADA4891-4ARZ 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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Part Image ADA4891-4ARZ-R7 Rochester Electronics LLC

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