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AD5272BRMZ-20-RL7 - Analog Devices

Description: Digital Rheostat

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AD5272BRMZ-20-RL7 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RM-10
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AD5272BRMZ-20-RL7 Details

  • Manufacturer Part Number:

    AD5272BRMZ-20-RL7

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    10

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    NONVOLATILE MEMORY

  • Bandwidth-Nom:

    0.3 kHz

  • Control Interface:

    2-WIRE SERIAL

  • Converter Type:

    DIGITAL POTENTIOMETER

  • JESD-30 Code:

    S-PDSO-G10

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Negative Supply Voltage-Nom:

    -2.5 V

  • Number of Functions:

    1

  • Number of Positions:

    1024

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP10,.19,20

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Resistance Law:

    LINEAR

  • Resistance Tolerance-Max:

    1%

  • Resistor Terminal Voltage-Max:

    2.75 V

  • Resistor Terminal Voltage-Min:

    -2.5 V

  • Seated Height-Max:

    1.1 mm

  • Supply Voltage-Nom:

    2.5 V

  • Surface Mount:

    YES

  • Temperature Coefficient-Nom:

    5 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Total Resistance-Nom:

    20000 Ω

  • Width:

    3 mm

AD5272BRMZ-20-RL7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the AD5272BRMZ-20-RL7 involves keeping the digital and analog grounds separate, using a solid ground plane, and placing the device close to the analog signal sources. Additionally, it's recommended to use a 4-layer PCB with a dedicated analog power plane and a dedicated digital power plane.
  • To ensure accuracy, it's essential to follow the recommended calibration procedure outlined in the datasheet. This involves writing a specific code to the device to calibrate the internal resistor network. Additionally, it's crucial to use a high-accuracy external reference voltage and to minimize noise and interference in the system.
  • The recommended power-up sequence for the AD5272BRMZ-20-RL7 is to first apply the analog power supply (VDDA) and then the digital power supply (VDD). This ensures that the analog circuitry is powered up before the digital circuitry, which helps to prevent any potential latch-up conditions.
  • If the AD5272BRMZ-20-RL7 is not responding to I2C commands, first check the I2C bus voltage levels and ensure that they are within the recommended range. Also, verify that the I2C clock frequency is within the recommended range (100 kHz to 400 kHz). If the issue persists, try resetting the device by toggling the RESET pin or by power-cycling the device.
  • The maximum capacitance that can be connected to the AD5272BRMZ-20-RL7's wiper terminal is 100 nF. Exceeding this value may affect the device's stability and performance.

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AD5272BRMZ-20-RL7 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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AD5272BRMZ-20-RL7 Alternates

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Part Image AD5272BRMZ-20 Analog Devices Inc

Digital Potentiometer, 1 Func, 20000ohm, 2-wire Serial Control Interface, 1024 Positions, PDSO10