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AD7856ARZ - Analog Devices

Description: AD7856ARZ, 14-Bit Analogue to Digital Converter, Differential, Serial, 24-Pin SOIC W

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AD7856ARZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - R-24
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AD7856ARZ Details

  • Manufacturer Part Number:

    AD7856ARZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-24

  • Pin Count:

    24

  • Manufacturer Package Code:

    RW-24

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    5.25 V

  • Conversion Time-Max:

    3.5 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    R-PDSO-G24

  • JESD-609 Code:

    e3

  • Length:

    15.4 mm

  • Linearity Error-Max (EL):

    0.0122%

  • Moisture Sensitivity Level:

    1

  • Number of Analog In Channels:

    8

  • Number of Bits:

    14

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP24,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.285 MHz

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    2.65 mm

  • Supply Current-Max:

    17 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Width:

    7.5 mm

AD7856ARZ Frequently Asked Questions (FAQs)

  • A good layout and routing practice is to keep the analog and digital grounds separate, use a solid ground plane, and keep the analog and digital signals separate. Also, keep the ADC input pins away from the digital signals and use a low-pass filter to reduce noise.
  • To ensure accurate calibration, use a high-precision voltage reference, ensure the input voltage is within the specified range, and follow the calibration procedure outlined in the datasheet. Also, use a stable clock source and ensure the ADC is in a stable operating condition.
  • The recommended power-up sequence is to power up the analog supply (AVDD) first, followed by the digital supply (DVDD), and then the clock signal. This ensures that the ADC is properly initialized and configured.
  • To handle overvoltage conditions, use external protection diodes or voltage clamps to limit the input voltage to within the specified range. Also, use a voltage limiter or a resistive divider to reduce the input voltage to a safe level.
  • The recommended clock frequency for the AD7856ARZ is between 1 MHz to 20 MHz. However, the optimal clock frequency depends on the specific application and the desired conversion rate.

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AD7856ARZ 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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