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AD7722ASZ - Analog Devices

Description: AD7722ASZ, 16 bit ADC Differential, SPI, 44-Pin MQFP

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AD7722ASZ - Analog Devices - PCB symbol
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PCB Footprints
AD7722ASZ - Analog Devices PCB footprint - Quad Flat Packages - Quad Flat Packages - S-44B (TQFP)
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3D Models
AD7722ASZ - Analog Devices - 3D model - Quad Flat Packages - S-44B (TQFP)
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AD7722ASZ Details

  • Manufacturer Part Number:

    AD7722ASZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFP

  • Package Description:

    MQFP-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:

    5.25 V

  • Analog Input Voltage-Min:

    4.75 V

  • Converter Type:

    ADC, DELTA-SIGMA

  • JESD-30 Code:

    S-PQFP-G44

  • JESD-609 Code:

    e3

  • Length:

    10 mm

  • Linearity Error-Max (EL):

    0.0031%

  • Moisture Sensitivity Level:

    3

  • Number of Analog In Channels:

    1

  • Number of Bits:

    16

  • Number of Functions:

    1

  • Number of Terminals:

    44

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    SERIAL, 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:

    0.195 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    2.45 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:

    0.8 mm

  • Terminal Position:

    QUAD

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

    40

  • Width:

    10 mm

AD7722ASZ Frequently Asked Questions (FAQs)

  • The AD7722ASZ requires careful layout and placement to ensure optimal performance. It is recommended to place the device close to the analog signal sources, use a solid ground plane, and keep the analog and digital signals separate. Additionally, the device should be decoupled with a 10uF capacitor between VCC and GND, and a 100nF capacitor between AVCC and AGND.
  • To optimize the AD7722ASZ for low noise performance, ensure that the device is operated within its recommended operating conditions, use a low noise power supply, and minimize digital noise coupling into the analog circuitry. Additionally, use a low-pass filter at the input to remove high-frequency noise, and consider using a shielded enclosure to reduce electromagnetic interference.
  • The maximum sampling rate of the AD7722ASZ is 250 kSPS. However, the actual sampling rate may be limited by the system's clock frequency, the analog input bandwidth, and the settling time of the analog-to-digital converter.
  • The AD7722ASZ has an internal calibration circuit that can be used to calibrate the device. The calibration process involves applying a known input voltage to the device and then adjusting the internal calibration registers to minimize the error between the input voltage and the digitized output. The calibration process should be performed at the operating temperature range of the device.
  • The power consumption of the AD7722ASZ depends on the operating mode and the clock frequency. In normal operation, the device consumes around 35 mW at 5 V supply voltage and 250 kSPS sampling rate. In power-down mode, the device consumes around 10 uW.

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AD7722ASZ 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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AD7722ASZ Alternates

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Part Image AD7722AS Analog Devices Inc

ADC, Delta-Sigma, 16-Bit, 1 Func, 1 Channel, Serial, Parallel, Word Access, CMOS, PQFP44