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DAC7641YB/250 - Texas Instruments

Description: 16-Bit, Voltage Output Digital-to-Analog Converter

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PCB Footprints
DAC7641YB/250 - Texas Instruments PCB footprint - Quad Flat Packages - Quad Flat Packages - PBS (S-PQFP-G32)
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3D Models
DAC7641YB/250 - Texas Instruments  - 3D model - Quad Flat Packages - PBS (S-PQFP-G32)
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DAC7641YB/250 Details

  • Manufacturer Part Number:

    DAC7641YB/250

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFP

  • Pin Count:

    32

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.40

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog Output Voltage-Max:

    2.5 V

  • Analog Output Voltage-Min:

    -2.5 V

  • Converter Type:

    D/A CONVERTER

  • Input Bit Code:

    BINARY

  • Input Format:

    PARALLEL, WORD

  • JESD-30 Code:

    S-PQFP-G32

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Linearity Error-Max (EL):

    0.0046%

  • Moisture Sensitivity Level:

    3

  • Negative Supply Voltage-Nom:

    -5 V

  • Number of Bits:

    16

  • Number of Functions:

    1

  • Number of Terminals:

    32

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TFQFP

  • Package Equivalence Code:

    TQFP32,.28SQ

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.1 MHz

  • Seated Height-Max:

    1.2 mm

  • Settling Time-Max:

    10 µs

  • Settling Time-Nom (tstl):

    10 µs

  • Supply Current-Max:

    0.5 mA

  • Supply Voltage-Nom:

    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:

    5 mm

DAC7641YB/250 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 high-quality voltage reference, such as the REF5040, and to follow proper PCB layout and decoupling techniques to minimize noise and interference.
  • The maximum output current of the DAC7641YB/250 is 5 mA. Exceeding this current may cause the output voltage to droop or the device to overheat.
  • Yes, the DAC7641YB/250 can be used in a ratiometric configuration, where the output voltage is proportional to the supply voltage. However, this requires careful consideration of the voltage reference and output impedance to ensure accurate results.
  • During power-down, it is recommended to pull the digital inputs high or low to prevent unwanted output voltage transitions. This can be achieved using pull-up or pull-down resistors or by using a dedicated power-down pin.

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DAC7641YB/250 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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