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ADS8481IRGZT - Texas Instruments

Description: 18 Bit 1MSPS parallel ADC W/Ref

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ADS8481IRGZT - Texas Instruments - PCB symbol
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ADS8481IRGZT - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RGZ0048A
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ADS8481IRGZT - Texas Instruments - 3D model - Quad Flat No-Lead - RGZ0048A
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ADS8481IRGZT Details

  • Manufacturer Part Number:

    ADS8481IRGZT

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    QFN

  • Package Description:

    QFN-48

  • Pin Count:

    48

  • HTS Code:

    8542.39.00.30

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Analog Input Voltage-Max:

    4.2 V

  • Conversion Time-Max:

    0.71 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    S-PQCC-N48

  • JESD-609 Code:

    e4

  • Length:

    7 mm

  • Linearity Error-Max (EL):

    0.0019%

  • Moisture Sensitivity Level:

    2

  • Number of Analog In Channels:

    1

  • Number of Bits:

    18

  • Number of Functions:

    1

  • Number of Terminals:

    48

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    PARALLEL, 8 BITS, PARALLEL, WORD

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC48,.27SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    1 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    1 mm

  • Supply Current-Max:

    48 mA

  • Supply Voltage-Min:

    2.7 V

  • Supply Voltage-Nom:

    5 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:

    7 mm

ADS8481IRGZT Frequently Asked Questions (FAQs)

  • Texas Instruments provides a layout and routing guide in the ADS8481IRGZT evaluation module documentation, which includes recommendations for component placement, trace routing, and grounding to minimize noise and ensure accurate conversions.
  • The ADS8481IRGZT has an internal calibration circuit that can be used to calibrate the device. Additionally, Texas Instruments provides a calibration procedure in the datasheet and application notes that involves applying a known input voltage and adjusting the internal calibration registers to achieve the best possible accuracy.
  • The maximum sampling rate of the ADS8481IRGZT is 250 kSPS, and it can be achieved by using the device's internal clock or an external clock source. The power consumption of the device increases with the sampling rate, and Texas Instruments provides power consumption estimates in the datasheet based on different sampling rates.
  • The ADS8481IRGZT has internal overvoltage protection (OVP) and undervoltage protection (UVP) circuits that protect the device from input voltages that exceed the specified range. The OVP circuit limits the input voltage to a safe level, while the UVP circuit prevents the device from operating outside of its specified voltage range.
  • Texas Instruments recommends a specific power-up and power-down sequence for the ADS8481IRGZT, which involves powering up the analog supply voltage (AVDD) before the digital supply voltage (DVDD), and powering down DVDD before AVDD. This sequence helps to prevent damage to the device and ensure proper operation.

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ADS8481IRGZT 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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