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AD7656ABSTZ - Analog Devices

Description: Analog Devices AD7656ABSTZ, 16 bit Serial ADC, 6-channel, 64-Pin LQFP

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AD7656ABSTZ - Analog Devices - PCB symbol
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AD7656ABSTZ - Analog Devices PCB footprint - Quad Flat Packages - Quad Flat Packages - ST-64-2
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AD7656ABSTZ - Analog Devices - 3D model - Quad Flat Packages - ST-64-2
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AD7656ABSTZ Details

  • Manufacturer Part Number:

    AD7656ABSTZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    ROHS COMPLIANT, MS-026-BCD, LQFP-64

  • Pin Count:

    64

  • Manufacturer Package Code:

    ST-64-2

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    12 V

  • Analog Input Voltage-Min:

    -10 V

  • Conversion Time-Max:

    3.1 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    S-PQFP-G64

  • JESD-609 Code:

    e3

  • Length:

    10 mm

  • Linearity Error-Max (EL):

    0.0046%

  • Moisture Sensitivity Level:

    3

  • Number of Analog In Channels:

    6

  • Number of Bits:

    16

  • Number of Functions:

    1

  • Number of Terminals:

    64

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    2'S COMPLEMENT BINARY

  • Output Format:

    SERIAL, PARALLEL, WORD

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LFQFP

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, LOW PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Sample Rate:

    0.25 MHz

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    1.6 mm

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    10 mm

AD7656ABSTZ 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 input signals away from the digital signals and use shielding if possible.
  • The AD7656ABSTZ has an internal calibration process that can be initiated by setting the CAL pin high. The calibration process takes about 100 μs and should be done after power-up and after any changes to the gain or offset settings.
  • The recommended power-up sequence is to first apply the analog supply voltage (AVDD), then the digital supply voltage (DVDD), and finally the clock signal. This ensures that the internal biasing and reference circuits are properly initialized.
  • If the AD7656ABSTZ is not converting data fast enough, check the clock frequency and ensure it is within the recommended range. Also, check the conversion mode and ensure it is set to the correct mode for the application. If necessary, consider using a faster clock frequency or a different conversion mode.
  • The recommended method is to use a common clock signal for all devices and to use the SYNC pin to synchronize the conversions. This ensures that all devices convert data at the same time and reduces any potential skew between channels.

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AD7656ABSTZ 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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