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AD3421QRWETQ1 - Texas Instruments

Description: 4-Channel Quad ADC Pipelined 25Msps 12-bit Serial Automotive 56-Pin VQFNP EP T/R

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AD3421QRWETQ1 - Texas Instruments - PCB symbol
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PCB Footprints
AD3421QRWETQ1 - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RWE (S-PVQFN-N56)
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3D Models
AD3421QRWETQ1 - Texas Instruments - 3D model - Quad Flat No-Lead - RWE (S-PVQFN-N56)
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AD3421QRWETQ1 Details

  • Manufacturer Part Number:

    AD3421QRWETQ1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    HVQCCN-56

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.30

  • Date Of Intro:

    2019-12-28

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    Peak-to-peak input voltage range(V) : 2

  • Analog Input Voltage-Max:

    2 V

  • Analog Input Voltage-Min:

    -2 V

  • Converter Type:

    ADC, PROPRIETARY METHOD

  • JESD-30 Code:

    S-XQCC-N56

  • JESD-609 Code:

    e4

  • Length:

    8 mm

  • Moisture Sensitivity Level:

    3

  • Number of Analog In Channels:

    4

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    56

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    OFFSET 2S COMPLEMENT

  • Output Format:

    SERIAL

  • Package Body Material:

    UNSPECIFIED

  • 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:

    25 MHz

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    0.9 mm

  • Supply Current-Max:

    71 mA

  • Supply Voltage-Nom:

    1.8 V

  • Surface Mount:

    YES

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    8 mm

AD3421QRWETQ1 Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the AD3421QRWETQ1 evaluation board documentation, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize noise.
  • The AD3421QRWETQ1 can deliver high output currents, so it's essential to ensure proper thermal management, such as using a heat sink, and to follow the recommended PCB layout guidelines. Additionally, consider using a current sense resistor to monitor the output current and prevent overheating.
  • The recommended input capacitor value is 10uF to 22uF, and a low-ESR ceramic capacitor (e.g., X5R or X7R) is recommended to ensure stable operation and minimize noise. The capacitor should be placed as close as possible to the VIN pin.
  • The AD3421QRWETQ1 output voltage can be adjusted using the FB (feedback) pin and an external resistor divider network. The datasheet provides a formula to calculate the required resistor values for a specific output voltage. Additionally, Texas Instruments offers a voltage regulator calculator tool to simplify the process.
  • The AD3421QRWETQ1 is rated for operation up to 125°C ambient temperature, but the maximum junction temperature (TJ) is 150°C. Ensure proper thermal management and heat sinking to prevent overheating and maintain reliability.

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AD3421QRWETQ1 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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Part Image AD3421QRWERQ1 Texas Instruments

ADC, Proprietary Method, 12-Bit, 1 Func, 4 Channel, Serial Access