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AD5142ABRUZ10 - Analog Devices

Description: AD5142ABRUZ10, Digital Potentiometer 10kΩ 256-Position Linear 2-channel Serial-I2C 16-Pin TSSOP

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AD5142ABRUZ10 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RU-16 (TSSOP)
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AD5142ABRUZ10 - Analog Devices  - 3D model - Small Outline Packages - RU-16 (TSSOP)
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AD5142ABRUZ10 Details

  • Manufacturer Part Number:

    AD5142ABRUZ10

  • Source Url Status Check Date:

    2013-05-01 14:56:10.031

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    16

  • Manufacturer Package Code:

    RU-16

  • 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-G16

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Negative Supply Voltage-Nom:

    -2.5 V

  • Number of Functions:

    1

  • Number of Positions:

    256

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • 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

  • Technology:

    CMOS

  • Temperature Coefficient-Nom:

    35 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • 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

AD5142ABRUZ10 Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VDD first, followed by VREF, and then the digital interface (SDA and SCL). This ensures proper device operation and prevents potential latch-up conditions.
  • To ensure accurate voltage output, it's essential to use a stable and low-noise voltage reference (VREF) and to decouple the VREF pin with a capacitor (e.g., 10 nF) to reduce noise. Additionally, ensure that the output voltage is within the specified range (0 to VREF) and that the output current does not exceed the maximum rating (5 mA).
  • The maximum capacitance on the output of the AD5142 is 10 nF. Exceeding this value may cause stability issues or oscillations. If a larger capacitance is required, consider using an output buffer or a voltage follower to isolate the load capacitance.
  • During power-down or reset, the I2C bus should be held in a high-impedance state to prevent bus contention. This can be achieved by using a bus buffer or a multiplexer to isolate the AD5142 from the I2C bus during power-down or reset.
  • To minimize noise and ensure proper operation, it's recommended to follow a star-ground layout, keep analog and digital signals separate, and use a solid ground plane. Additionally, keep the VREF pin and output voltage traces as short as possible and away from noisy digital signals.

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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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