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DAC81408RHAR - Texas Instruments

Description: DAC 8-CH R-2R 16-bit 40-Pin VQFN EP T/R

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PCB Footprints
DAC81408RHAR - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RHA0040C
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3D Models
DAC81408RHAR - Texas Instruments  - 3D model - Quad Flat No-Lead - RHA0040C
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DAC81408RHAR Details

  • Manufacturer Part Number:

    DAC81408RHAR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.40

  • Date Of Intro:

    2018-11-21

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog Output Voltage-Max:

    20 V

  • Analog Output Voltage-Min:

    -20 V

  • Converter Type:

    D/A CONVERTER

  • Input Bit Code:

    BINARY

  • Input Format:

    PARALLEL, WORD

  • JESD-30 Code:

    S-PQCC-N40

  • JESD-609 Code:

    e4

  • Length:

    6 mm

  • Linearity Error-Max (EL):

    0.0015%

  • Moisture Sensitivity Level:

    3

  • Number of Bits:

    16

  • Number of Functions:

    1

  • Number of Terminals:

    40

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC40,.24SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1 mm

  • Settling Time-Max:

    20 µs

  • Settling Time-Nom (tstl):

    20 µs

  • 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:

    6 mm

DAC81408RHAR Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VCC first, followed by AVCC, and then DVCC. This ensures that the internal voltage regulators are powered up correctly.
  • To ensure accurate voltage output, it is essential to use a high-quality voltage reference, such as the Texas Instruments REF5025. Additionally, ensure that the output voltage is buffered with an op-amp, such as the OPA333, to prevent loading effects.
  • The maximum output current of the DAC81408RHAR is 5mA per channel. Exceeding this current limit may result in reduced accuracy and potential damage to the device.
  • To synchronize multiple DAC81408RHAR devices, use the SYNC pin to synchronize the internal clock. This ensures that all devices update their outputs simultaneously, which is essential in applications requiring simultaneous voltage updates.
  • To minimize noise and ensure accurate operation, it is recommended to follow a star-grounding layout, with the DAC81408RHAR at the center. Keep analog and digital traces separate, and use a solid ground plane to reduce noise and electromagnetic interference.

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DAC81408RHAR 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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