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ADC3444IRTQ25 - Texas Instruments

Description: TEXAS INSTRUMENTS - ADC3444IRTQ25 - ADC, 4CH, 14BIT, 125MSPS, SERIAL, VQFN56

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Symbol
ADC3444IRTQ25 - Texas Instruments - PCB symbol
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PCB Footprints
ADC3444IRTQ25 - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RTQ0056C
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3D Models
ADC3444IRTQ25 - Texas Instruments - 3D model - Quad Flat No-Lead - RTQ0056C
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ADC3444IRTQ25 Details

  • Manufacturer Part Number:

    ADC3444IRTQ25

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    QFN-56

  • ECCN Code:

    3A991.c.3

  • HTS Code:

    8542.39.00.30

  • Date Of Intro:

    2016-12-03

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Analog Input Voltage-Max:

    2 V

  • Analog Input Voltage-Min:

    -2 V

  • Converter Type:

    ADC, PROPRIETARY METHOD

  • JESD-30 Code:

    S-PQCC-N56

  • JESD-609 Code:

    e4

  • Length:

    8 mm

  • Moisture Sensitivity Level:

    3

  • Number of Analog In Channels:

    4

  • Number of Bits:

    14

  • Number of Functions:

    1

  • Number of Terminals:

    56

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    OFFSET BINARY, 2S COMPLEMENT BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC56,.31SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Sample Rate:

    125 MHz

  • Screening Level:

    TS 16949

  • Seated Height-Max:

    1 mm

  • Supply Voltage-Nom:

    1.8 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    8 mm

ADC3444IRTQ25 Frequently Asked Questions (FAQs)

  • Texas Instruments provides a layout and routing guide in the ADC3444 application note (SLAA544) that should be followed to minimize noise and ensure optimal performance. This includes keeping analog and digital signals separate, using a solid ground plane, and minimizing trace lengths.
  • The high-speed clock input to the ADC3444IRTQ25 requires careful attention to signal integrity. Use a low-jitter clock source, and ensure the clock signal is properly terminated and routed to minimize reflections and noise. A clock buffer or repeater may be necessary to maintain signal integrity.
  • The ADC3444IRTQ25 has a high-bandwidth input stage, so it's essential to filter the analog input signal to prevent aliasing and noise. A low-pass filter with a cutoff frequency below the Nyquist frequency (half the sampling rate) is recommended. A 2nd or 3rd order filter is typically sufficient, and the filter design should be optimized for the specific application.
  • The ADC3444IRTQ25 has an internal calibration mechanism, but it may require additional external calibration and compensation for temperature effects. Texas Instruments provides a calibration and compensation guide in the ADC3444 application note (SLAA544). This includes using an external voltage reference and temperature sensor to compensate for temperature effects.
  • The ADC3444IRTQ25 requires a well-regulated and noise-free power supply. Use a low-noise voltage regulator, and decouple the power supply lines with a combination of ceramic and electrolytic capacitors. A pi-filter or LC filter may be necessary to further reduce noise and ripple.

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ADC3444IRTQ25 Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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