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DAC8805QDBTR - Texas Instruments

Description: 14-Bit, Dual Channel, Parallel Interface, Multiplying Digital-to-Analog Converter

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DAC8805QDBTR - Texas Instruments - PCB symbol
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DAC8805QDBTR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DBT0038A
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DAC8805QDBTR - Texas Instruments - 3D model - Small Outline Packages - DBT0038A
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DAC8805QDBTR Details

  • Manufacturer Part Number:

    DAC8805QDBTR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    38

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.40

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog Output Voltage-Max:

    10 V

  • Analog Output Voltage-Min:

    -10 V

  • Converter Type:

    D/A CONVERTER

  • Input Bit Code:

    BINARY

  • Input Format:

    PARALLEL, WORD

  • JESD-30 Code:

    R-PDSO-G38

  • JESD-609 Code:

    e4

  • Length:

    9.7 mm

  • Linearity Error-Max (EL):

    0.0061%

  • Moisture Sensitivity Level:

    2

  • Number of Bits:

    14

  • Number of Functions:

    1

  • Number of Terminals:

    38

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP38,.25,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    2 MHz

  • Seated Height-Max:

    1.2 mm

  • Settling Time-Max:

    0.5 µs

  • Settling Time-Nom (tstl):

    0.5 µs

  • Supply Current-Max:

    0.006 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

DAC8805QDBTR Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD first, followed by VREF, and then the digital inputs. This ensures proper device operation and prevents potential latch-up conditions.
  • The output voltage range of the DAC8805QDBTR is dependent on the VREF input voltage. The output voltage range is 0 to VREF, so ensure that VREF is set to the desired maximum output voltage. Additionally, consider using an output buffer amplifier if the output current requirements exceed the DAC's capabilities.
  • Clock jitter can affect the DAC8805QDBTR's performance by introducing noise and distortion into the output signal. To minimize the impact of clock jitter, use a high-quality clock source with low jitter, and consider using a clock jitter attenuator or a phase-locked loop (PLL) to further reduce jitter.
  • To implement a bipolar output voltage range, use an external op-amp to invert and scale the output voltage. For example, use an op-amp in an inverting configuration with a gain of -1 to invert the output voltage, and then add an offset voltage to shift the output voltage range to the desired bipolar range.
  • The maximum output current capability of the DAC8805QDBTR is 5 mA. If the output current requirements exceed this value, consider using an external output buffer amplifier to increase the output current capability.

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DAC8805QDBTR 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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