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DAC8734SPFB - Texas Instruments

Description: 16-Bit Quad High-Accuracy +/-16.5V Output Digital-to-Analog Converter

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DAC8734SPFB - Texas Instruments PCB footprint - Quad Flat Packages - Quad Flat Packages - PFB (S-PQFP-G48)_1
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3D Models
DAC8734SPFB - Texas Instruments  - 3D model - Quad Flat Packages - PFB (S-PQFP-G48)_1
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DAC8734SPFB Details

  • Manufacturer Part Number:

    DAC8734SPFB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFP

  • Pin Count:

    48

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.40

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog Output Voltage-Max:

    15 V

  • Analog Output Voltage-Min:

    -15 V

  • Converter Type:

    DAC 16BIT

  • Input Bit Code:

    BINARY, 2'S COMPLEMENT BINARY

  • Input Format:

    SERIAL

  • JESD-30 Code:

    S-PQFP-G48

  • JESD-609 Code:

    e4

  • Length:

    7 mm

  • Linearity Error-Max (EL):

    0.0015%

  • Moisture Sensitivity Level:

    2

  • Negative Supply Voltage-Nom:

    -16.5 V

  • Number of Bits:

    16

  • Number of Functions:

    1

  • Number of Terminals:

    48

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TFQFP

  • Package Equivalence Code:

    TQFP48,.35SQ

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.125 MHz

  • Seated Height-Max:

    1.2 mm

  • Settling Time-Nom (tstl):

    6 µs

  • Supply Current-Max:

    16 mA

  • Supply Voltage-Nom:

    16.5 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    7 mm

DAC8734SPFB 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 stable reference voltage, minimize noise on the analog input pins, and use a low-noise power supply. Additionally, consider using a voltage reference buffer amplifier to further improve accuracy.
  • The maximum capacitance on the output of the DAC8734SPFB is 100 nF. Exceeding this value may cause stability issues or oscillations. If a larger capacitance is required, consider using an output buffer amplifier.
  • During power-up and power-down, it is recommended to keep the digital inputs in a high-impedance state or tie them to a valid logic level to prevent unwanted device operation.
  • To minimize noise and ensure proper operation, it is recommended to use a star-ground topology, keep analog and digital traces separate, and use a solid ground plane. Additionally, place the DAC8734SPFB close to the analog signal sources and use short, direct traces to minimize noise pickup.

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DAC8734SPFB 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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