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AD5144ABRUZ100 - Analog Devices

Description: AD5144ABRUZ100, Digital Potentiometer 100kΩ 256-Position Linear 4-channel Serial-I2C 20-Pin TSSOP

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AD5144ABRUZ100 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RU-20 (TSSOP)
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AD5144ABRUZ100 - Analog Devices  - 3D model - Small Outline Packages - RU-20 (TSSOP)
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AD5144ABRUZ100 Details

  • Manufacturer Part Number:

    AD5144ABRUZ100

  • Source Url Status Check Date:

    2013-05-01 14:56:10.223

  • 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

  • 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

  • Total Resistance-Nom:

    100000 Ω

  • Width:

    4.4 mm

AD5144ABRUZ100 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 current is within the recommended limits.
  • The AD5144 can drive a maximum capacitance of 100 nF. Exceeding this limit may result in instability or oscillations in the output voltage.
  • A voltage reference can be implemented using an external voltage reference IC, such as the ADR4520. The voltage reference output should be connected to the VREF pin of the AD5144, and the voltage reference input should be decoupled with a capacitor to minimize noise.
  • The recommended clock frequency for the AD5144 is between 10 kHz and 50 kHz. Operating the device outside of this range may result in reduced accuracy or instability.

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AD5144ABRUZ100 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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