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AD7730BRU - Analog Devices

Description: Analog to Digital Converters - ADC CMOS 24-Bit Bridge Transducer

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AD7730BRU - Analog Devices - PCB symbol
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PCB Footprints
AD7730BRU - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RU-24 (TSSOP)
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AD7730BRU - Analog Devices - 3D model - Small Outline Packages - RU-24 (TSSOP)
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AD7730BRU Details

  • Manufacturer Part Number:

    AD7730BRU

  • Source Url Status Check Date:

    2013-05-01 14:56:20.184

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TSSOP

  • Package Description:

    TSSOP-24

  • Pin Count:

    24

  • Manufacturer Package Code:

    RU-24

  • HTS Code:

    8542.39.00.30

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    0

  • Analog Input Voltage-Max:

    0.08 V

  • Converter Type:

    ADC, DELTA-SIGMA

  • JESD-30 Code:

    R-PDSO-G24

  • JESD-609 Code:

    e0

  • Length:

    7.8 mm

  • Linearity Error-Max (EL):

    0.0018%

  • Moisture Sensitivity Level:

    1

  • Number of Analog In Channels:

    2

  • Number of Bits:

    6

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP24,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    240

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max:

    22.3 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Tin/Lead (Sn85Pb15)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Width:

    4.4 mm

AD7730BRU Frequently Asked Questions (FAQs)

  • The AD7730BRU is a high-precision ADC, and its performance can be affected by the PCB layout and component placement. It is recommended to follow a star-grounding scheme, keep the analog and digital grounds separate, and place the ADC close to the analog signal sources. Additionally, decoupling capacitors should be placed close to the power pins, and the digital lines should be kept away from the analog lines.
  • The AD7730BRU has an internal calibration mechanism that can be initiated through the CAL pin. The calibration process involves shorting the CAL pin to the digital ground, and then releasing it. The ADC will then perform a self-calibration sequence. Additionally, the user can also perform an external calibration by applying a known voltage to the input pins and adjusting the offset and gain registers accordingly.
  • The maximum sampling rate of the AD7730BRU is 15.4 kHz. However, the actual sampling rate may be limited by the system clock frequency, the conversion mode, and the filter settings. It is recommended to consult the datasheet and the application notes for more information on the sampling rate and its limitations.
  • Yes, the AD7730BRU can be used with an external reference voltage. The external reference voltage should be connected to the REFIN pin, and the internal reference voltage should be disabled by setting the REFSEL bit in the Mode Register to 1. The external reference voltage should be within the specified range of 2.5 V to 5.5 V.
  • The AD7730BRU is a high-precision ADC, and it can be sensitive to noise and interference. To minimize the effects of noise and interference, it is recommended to use a low-pass filter at the input, to use a shielded cable for the analog signals, and to keep the ADC away from high-frequency sources. Additionally, the user can also use the built-in digital filters and the noise-reduction features of the ADC to minimize the effects of noise and interference.

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AD7730BRU 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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