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AD5144BRUZ100 - Analog Devices

Description: AD5144BRUZ100, Digital Potentiometer 100kΩ 256-Position Linear 4-channel Serial-SPI 20-Pin TSSOP

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AD5144BRUZ100 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RU-20 (TSSOP)
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AD5144BRUZ100 - Analog Devices  - 3D model - Small Outline Packages - RU-20 (TSSOP)
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AD5144BRUZ100 Details

  • Manufacturer Part Number:

    AD5144BRUZ100

  • Source Url Status Check Date:

    2013-05-01 14:56:10.239

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    20

  • Manufacturer Package Code:

    RU-20

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    REST RESISTOR VALUES IS 10000OHM AND CONTROL INTERFACE IS INCREMENT/DECREMENT

  • Bandwidth-Nom:

    3 kHz

  • Control Interface:

    2-WIRE SERIAL

  • Converter Type:

    DIGITAL POTENTIOMETER

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Moisture Sensitivity Level:

    1

  • Negative Supply Voltage-Nom:

    -2.5 V

  • Number of Functions:

    1

  • Number of Positions:

    256

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Resistance Law:

    LINEAR/LOGARITHMIC

  • Resistance Tolerance-Max:

    8%

  • Resistor Terminal Voltage-Max:

    2.75 V

  • Resistor Terminal Voltage-Min:

    -2.25 V

  • Seated Height-Max:

    1.2 mm

  • Supply Voltage-Nom:

    2.5 V

  • Surface Mount:

    YES

  • Temperature Coefficient-Nom:

    35 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Total Resistance-Nom:

    100000 Ω

  • Width:

    4.4 mm

AD5144BRUZ100 Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD first, followed by VSS, and then the digital inputs. This ensures that the internal circuitry is properly biased and configured before the digital inputs are applied.
  • To ensure accurate voltage output, it is essential to follow proper layout and grounding techniques, use a low-noise power supply, and minimize digital noise coupling into the analog circuitry. Additionally, ensure that the output voltage is within the specified range and that the load impedance is within the recommended range.
  • The AD5144BRUZ100 can drive capacitive loads up to 1 μF. However, it is recommended to limit the capacitance to 100 nF or less to ensure stability and prevent oscillations.
  • The AD5144BRUZ100 is a high-power device and requires proper thermal management. Ensure good airflow around the device, use a heat sink if necessary, and avoid blocking the airflow around the device. The maximum junction temperature is 150°C, and the device should be operated within the recommended temperature range.
  • To minimize noise and ensure proper operation, it is recommended to follow a star-grounding scheme, keep analog and digital traces separate, and use a solid ground plane. Additionally, keep the power supply traces as short and wide as possible, and avoid running digital traces near the analog inputs.

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AD5144BRUZ100 Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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