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DAC7678SRGET - Texas Instruments

Description: 12-bit, Octal Channel, Ultra-Low Glitch, Voltage Output, 2-Wire Interface DAC with 2.5V Internal Ref

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PCB Footprints
DAC7678SRGET - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RGE0024H-1
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3D Models
DAC7678SRGET - Texas Instruments  - 3D model - Quad Flat No-Lead - RGE0024H-1
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DAC7678SRGET Details

  • Manufacturer Part Number:

    DAC7678SRGET

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Pin Count:

    24

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.40

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog Output Voltage-Max:

    5.5 V

  • Converter Type:

    D/A CONVERTER

  • Input Bit Code:

    BINARY, 2'S COMPLEMENT BINARY

  • Input Format:

    SERIAL

  • JESD-30 Code:

    S-PQCC-N24

  • JESD-609 Code:

    e4

  • Length:

    4 mm

  • Linearity Error-Max (EL):

    0.024414%

  • Moisture Sensitivity Level:

    3

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC24,.16SQ,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:

    0.083 MHz

  • Seated Height-Max:

    1 mm

  • Settling Time-Nom (tstl):

    7 µs

  • Supply Current-Max:

    2.2 mA

  • Supply Voltage-Nom:

    3.6 V

  • Surface Mount:

    YES

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    4 mm

DAC7678SRGET 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 DAC7678SRGET is 5 mA. Exceeding this current may cause damage to the device or affect its accuracy.
  • To implement a bipolar output voltage range, use an external op-amp, such as the OPA333, to amplify and shift the output voltage. This requires a negative voltage supply and careful consideration of the op-amp's input and output ranges.
  • The settling time of the DAC7678SRGET is typically 10 μs, but this can vary depending on the output voltage range, load capacitance, and other factors. Ensure that the DAC is allowed sufficient time to settle before taking a measurement.

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DAC7678SRGET 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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