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DAC8822QBDBT - Texas Instruments

Description: 16-bit Dual parallel interface High Accuracy Multiplying DAC

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DAC8822QBDBT - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DBT0038A
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DAC8822QBDBT - Texas Instruments  - 3D model - Small Outline Packages - DBT0038A
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DAC8822QBDBT Details

  • Manufacturer Part Number:

    DAC8822QBDBT

  • 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):

    0.0031%

  • Moisture Sensitivity Level:

    2

  • Number of Bits:

    16

  • 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

DAC8822QBDBT Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD first, followed by AVDD, and then the digital supply (DVDD). This ensures that the analog and digital circuits are powered up in the correct order.
  • To ensure accurate voltage output, it is essential to use a high-precision voltage reference, such as the Texas Instruments REF5025. Additionally, the output voltage should be filtered using a low-pass filter to reduce noise and ripple.
  • The maximum output current of the DAC8822 is 10 mA. Exceeding this current limit can cause damage to the device or affect its accuracy.
  • The DAC8822 can be interfaced with a microcontroller using a serial interface, such as SPI or I2C. The microcontroller sends the digital code to the DAC8822, which then converts it to an analog voltage output.
  • The settling time of the DAC8822 is typically around 10 μs, but it can vary depending on the output voltage range and the load capacitance. It is essential to ensure that the output has settled before taking a measurement.

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DAC8822QBDBT 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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