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AD7859ASZ - Analog Devices

Description: AD7859ASZ, 12 bit ADC Differential,, Parallel, 44-Pin MQFP

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AD7859ASZ - Analog Devices PCB footprint - Quad Flat Packages - Quad Flat Packages - (s-44)
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AD7859ASZ - Analog Devices  - 3D model - Quad Flat Packages - (s-44)
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AD7859ASZ Details

  • Manufacturer Part Number:

    AD7859ASZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFP

  • Package Description:

    PLASTIC, QFP-44

  • Pin Count:

    44

  • Manufacturer Package Code:

    S-44-2

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    1.25 V

  • Analog Input Voltage-Min:

    -1.25 V

  • Conversion Time-Max:

    4.5 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    S-PQFP-G44

  • JESD-609 Code:

    e3

  • Length:

    10 mm

  • Linearity Error-Max (EL):

    0.0244%

  • Moisture Sensitivity Level:

    3

  • Number of Analog In Channels:

    8

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    44

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY, 2'S COMPLEMENT BINARY

  • Output Format:

    PARALLEL, WORD

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    QFP

  • Package Equivalence Code:

    QFP44,.57SQ,32

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.2 MHz

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    2.45 mm

  • Supply Voltage-Nom:

    3.6 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.8 mm

  • Terminal Position:

    QUAD

  • Width:

    10 mm

AD7859ASZ Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD (analog supply) first, followed by VCC (digital supply) and then the clock signal. This ensures proper initialization of the device.
  • The AD7859ASZ has a programmable analog input range. To optimize the input range, set the PGA (Programmable Gain Amplifier) gain to match the maximum expected input signal amplitude. This ensures maximum dynamic range and accuracy.
  • The maximum sampling rate of the AD7859ASZ is 250 kSPS (kilosamples per second). However, this rate may vary depending on the specific application, clock frequency, and system design.
  • The AD7859ASZ has internal overvoltage protection up to ±16.5 V. However, for inputs exceeding this range, external protection circuits such as voltage limiters or clamp circuits may be necessary to prevent damage to the device.
  • To minimize noise and ensure optimal performance, follow a star-grounding scheme, keep analog and digital traces separate, and use a solid ground plane. Additionally, place decoupling capacitors close to the device and use a low-ESR capacitor for the VREF pin.

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AD7859ASZ 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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Part Image AD7859LASZ-REEL Analog Devices Inc

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Part Image AD7859LAS Analog Devices Inc

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Part Image AD7859LAS-REEL Analog Devices Inc

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Part Image AD7859AS-REEL Analog Devices Inc

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