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ADA4938-2ACPZ-R7 - Analog Devices

Description: ANALOG DEVICES - ADA4938-2ACPZ-R7 - Differential Amplifier, Ultra Low Distortion, 2 Amplifiers, 1 mV, 1 GHz, -40 °C, 85 °C

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ADA4938-2ACPZ-R7 - Analog Devices - PCB symbol
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PCB Footprints
ADA4938-2ACPZ-R7 - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - (CP-24-10)LFCSP-
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ADA4938-2ACPZ-R7 - Analog Devices - 3D model - Quad Flat No-Lead - (CP-24-10)LFCSP-
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ADA4938-2ACPZ-R7 Details

  • Manufacturer Part Number:

    ADA4938-2ACPZ-R7

  • 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-24-10

  • Country Of Origin:

    South Korea

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    18 µA

  • Bias Current-Max (IIB) @25C:

    18 µA

  • Common-mode Reject Ratio-Nom:

    75 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    4000 µV

  • JESD-30 Code:

    S-PQCC-N24

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Low-Bias:

    NO

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    3

  • Neg Supply Voltage Limit-Max:

    -6 V

  • Neg Supply Voltage-Nom (Vsup):

    -5 V

  • Number of Functions:

    2

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • 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

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Seated Height-Max:

    0.8 mm

  • Slew Rate-Nom:

    4700 V/us

  • Supply Current-Max:

    80 mA

  • Supply Voltage Limit-Max:

    6 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Voltage Gain-Min:

    0.95

  • Wideband:

    YES

  • Width:

    4 mm

ADA4938-2ACPZ-R7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADA4938-2ACPZ-R7 involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the analog signal sources. Additionally, using a 4-layer PCB with a dedicated power plane and a dedicated ground plane can help to reduce noise and improve performance.
  • To optimize the ADA4938-2ACPZ-R7's performance for high-frequency applications, use a low-ESR capacitor for the power supply 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 common-mode noise.
  • The ADA4938-2ACPZ-R7 is rated for operation from -40°C to 125°C, but the device's performance may degrade at extreme temperatures. It's essential to ensure proper thermal management and heat dissipation to maintain optimal performance.
  • Yes, the ADA4938-2ACPZ-R7 can be used in a single-supply configuration, but it requires a voltage reference to set the output common-mode voltage. The device's output voltage swing will be limited by the supply voltage, and the input common-mode voltage range will be reduced.
  • To troubleshoot CMRR issues, check the PCB layout for noise coupling, ensure proper grounding and shielding, and verify that the input signals are properly balanced. Also, check the device's output for any signs of oscillation or instability, and verify that the power supply is clean and well-regulated.

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ADA4938-2ACPZ-R7 Overview

Use the download button to access the ADA4938-2ACPZ-R7 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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