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DAC904U - Texas Instruments

Description: Texas Instruments DAC904U, 14 bit Parallel DAC, 200Msps, 28-Pin SOIC

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DAC904U - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW (R-PDSO-G28)
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DAC904U - Texas Instruments  - 3D model - Small Outline Packages - DW (R-PDSO-G28)
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DAC904U Details

  • Manufacturer Part Number:

    DAC904U

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    28

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.40

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog Output Voltage-Max:

    1.25 V

  • Analog Output Voltage-Min:

    -1 V

  • Converter Type:

    DAC 14BIT

  • Input Bit Code:

    BINARY

  • Input Format:

    PARALLEL, WORD

  • JESD-30 Code:

    R-PDSO-G28

  • JESD-609 Code:

    e4

  • Length:

    17.9 mm

  • Linearity Error-Max (EL):

    0.01831%

  • Moisture Sensitivity Level:

    2

  • Number of Bits:

    14

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP28,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    200 MHz

  • Seated Height-Max:

    2.65 mm

  • Settling Time-Nom (tstl):

    0.03 µs

  • Supply Current-Max:

    30 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    7.5 mm

DAC904U Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VCC first, followed by AVCC, and then the digital inputs. This ensures proper device operation and prevents latch-up.
  • To ensure accurate voltage output, it is essential to use a low-noise, low-impedance voltage reference, and to decouple the reference input with a capacitor. Additionally, the output voltage should be buffered with an op-amp to prevent loading effects.
  • The DAC904U can handle clock frequencies up to 40 MHz. However, the maximum clock frequency may be limited by the specific application and the quality of the clock signal.
  • During power-down or reset, the digital inputs should be driven low to prevent unwanted device operation. It is also recommended to use a pull-down resistor on the digital inputs to ensure they are at a defined state.
  • The DAC904U's performance is affected by temperature, with changes in temperature affecting the output voltage and linearity. The device is specified to operate over a temperature range of -40°C to 85°C, and the user should consider temperature effects when designing their application.

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DAC904U 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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