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ADA4940-2ACPZ-R2 - Analog Devices

Description: Ultralow Power, Low Distortion ADC Driver

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ADA4940-2ACPZ-R2 - Analog Devices - PCB symbol
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PCB Footprints
ADA4940-2ACPZ-R2 - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - ADA4940-2ACPZ-R2aa
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3D Models
ADA4940-2ACPZ-R2 - Analog Devices - 3D model - Quad Flat No-Lead - ADA4940-2ACPZ-R2aa
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ADA4940-2ACPZ-R2 Details

  • Manufacturer Part Number:

    ADA4940-2ACPZ-R2

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Package Description:

    LFCSP-24

  • Pin Count:

    24

  • Manufacturer Package Code:

    CP-24-7

  • Country Of Origin:

    USA

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    1.6 µA

  • Bias Current-Max (IIB) @25C:

    3.5 µA

  • Common-mode Reject Ratio-Min:

    86 dB

  • Common-mode Reject Ratio-Nom:

    119 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    350 µV

  • JESD-30 Code:

    S-XQCC-N24

  • JESD-609 Code:

    e2

  • Length:

    4 mm

  • Low-Bias:

    YES

  • Low-Offset:

    YES

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    2

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC24,.16SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Packing Method:

    TR

  • Power:

    YES

  • Programmable Power:

    YES

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1 mm

  • Slew Rate-Nom:

    95 V/us

  • Supply Current-Max:

    1.38 mA

  • Supply Voltage Limit-Max:

    8 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Tin/Silver (Sn/Ag)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Voltage Gain-Min:

    0.99

  • Wideband:

    YES

  • Width:

    4 mm

ADA4940-2ACPZ-R2 Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADA4940-2ACPZ-R2 involves keeping the analog and digital grounds separate, using a solid 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 power plane and a dedicated ground plane.
  • To optimize the ADA4940-2ACPZ-R2's performance for high-frequency applications, use a low-ESR capacitor for decoupling, minimize the length of the input traces, and use a high-frequency-compatible PCB material. Additionally, consider using a differential amplifier configuration to reduce noise and improve common-mode rejection.
  • The ADA4940-2ACPZ-R2 has an operating temperature range of -40°C to +125°C. However, it's recommended to operate the device within a temperature range of -20°C to +85°C for optimal performance and reliability.
  • Yes, the ADA4940-2ACPZ-R2 can be used in a single-supply configuration. However, it's essential to ensure that the input common-mode voltage is within the specified range, and the output voltage swing is limited to avoid clipping.
  • To troubleshoot common issues with the ADA4940-2ACPZ-R2, start by checking the PCB layout and ensuring that the device is properly decoupled. Verify that the input signals are within the specified range and that the output is not overloaded. Use an oscilloscope to check for oscillations or instability, and consider adding a filter or a resistor-capacitor (RC) network to stabilize the output.

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ADA4940-2ACPZ-R2 Overview

Use the download button to access the ADA4940-2ACPZ-R2 schematic symbol, PCB footprint, and 3D model.
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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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