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DAC81402RHBT - Texas Instruments

Description: Digital to Analog Converters - DAC Dual-channel 16-bit high-voltage-output DAC with precision internal reference 32-VQFN -40 to 125

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DAC81402RHBT - Texas Instruments - PCB symbol
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PCB Footprints
DAC81402RHBT - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RHB0032E
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3D Models
DAC81402RHBT - Texas Instruments - 3D model - Quad Flat No-Lead - RHB0032E
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DAC81402RHBT Details

  • Manufacturer Part Number:

    DAC81402RHBT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.40

  • 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:

    SERIAL

  • JESD-30 Code:

    S-PQCC-N32

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Linearity Error-Max (EL):

    0.00305%

  • Moisture Sensitivity Level:

    2

  • Number of Bits:

    16

  • Number of Functions:

    1

  • Number of Terminals:

    32

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC32,.2SQ,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-Nom (tstl):

    6 µs

  • Supply Current-Max:

    8 mA

  • Supply Voltage-Nom:

    5 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:

    5 mm

DAC81402RHBT Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD first, followed by VREF, and then the digital supply (VCC). 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 (VREF) and to decouple the VREF pin with a capacitor to reduce noise. Additionally, the output voltage should be buffered with an op-amp to prevent loading effects.
  • The maximum output current capability of the DAC81402RHBT is 5 mA per channel. Exceeding this current limit can cause damage to the device or affect its accuracy.
  • To handle the digital interface in a noisy environment, it is recommended to use a low-skew clock signal, implement proper signal termination, and use a shielded cable or a twisted pair to connect the digital signals. Additionally, consider using a digital isolator or a buffer to isolate the digital signals from the noisy environment.
  • The recommended layout and routing for the DAC81402RHBT involves keeping the analog and digital signals separate, using a star-ground configuration, and minimizing the length of the traces to reduce noise and parasitic effects. It is also essential to place the decoupling capacitors close to the device pins.

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DAC81402RHBT Overview

Use the download button to access the DAC81402RHBT schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like DAC81, or try a keyword search, such as Digital to Analog Converters

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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