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AD7781BRUZ - Analog Devices

Description: 20-Bit, Pin-Programmable, Low Power Sigma-Delta ADC

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AD7781BRUZ - Analog Devices - PCB symbol
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AD7781BRUZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RU-16 (TSSOP)
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AD7781BRUZ - Analog Devices - 3D model - Small Outline Packages - RU-16 (TSSOP)
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AD7781BRUZ Details

  • Manufacturer Part Number:

    AD7781BRUZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Package Description:

    ROHS COMPLIANT, PLASTIC, MO-153AB, TSSOP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    RU-16

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    5 V

  • Analog Input Voltage-Min:

    -5 V

  • Converter Type:

    ADC, DELTA-SIGMA

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Linearity Error-Max (EL):

    0.0006%

  • Moisture Sensitivity Level:

    1

  • Number of Analog In Channels:

    1

  • Number of Bits:

    20

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    OFFSET BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max:

    0.4 mA

  • Supply Voltage-Nom:

    3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • 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

  • Width:

    4.4 mm

AD7781BRUZ Frequently Asked Questions (FAQs)

  • The AD7781BRUZ is a sensitive analog device, and proper layout and placement are crucial for optimal performance. It is recommended to keep the analog and digital grounds separate, and to place the device close to the analog signal sources. A solid ground plane and proper decoupling are also essential.
  • To optimize the AD7781BRUZ for low noise performance, ensure that the device is operated within its recommended operating conditions, and that the analog input signals are properly filtered and buffered. Additionally, use a low-noise voltage reference, and consider using a noise-reducing capacitor on the REFIN pin.
  • The maximum sampling rate of the AD7781BRUZ is 30,000 samples per second (SPS). However, the actual sampling rate may be limited by the system's clock frequency and the conversion time of the device.
  • Yes, the AD7781BRUZ can be used with an external voltage reference. The device has a dedicated REFIN pin that can be connected to an external voltage reference. This can be useful in applications where a higher accuracy or a different voltage reference is required.
  • The AD7781BRUZ has a built-in calibration mechanism that can be initiated by writing to the CAL register. The device also has a system offset calibration register that allows for fine-tuning of the device's offset voltage. Refer to the datasheet for more information on the calibration procedure.

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AD7781BRUZ 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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