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ISL23425TFVZ-T7A - Renesas Electronics

Description: The ISL23425 is a volatile, low voltage, low noise, low power, 256-tap, dual digitally controlled potentiometer (DCP) with an SPI Bus™ interface. It integrates two DCP cores, wiper switches and control logic on a monolithic CMOS integrated circuit. Each digitally controlled potentiometer is implemented with a combination of resistor elements and CMOS switches. The position of the wipers are controlled by the user through the SPI bus interface. Each potentiometer has an associated volatile Wiper Register (WR

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ISL23425TFVZ-T7A - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - M14.173-ren1
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ISL23425TFVZ-T7A Details

  • Manufacturer Part Number:

    ISL23425TFVZ-T7A

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TSSOP

  • Package Description:

    TSSOP-14

  • Pin Count:

    14

  • Manufacturer Package Code:

    M14.173

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    4 Weeks

  • Date Of Intro:

    2017-10-19

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Bandwidth-Nom:

    0.12 kHz

  • Control Interface:

    3-WIRE SERIAL

  • Converter Type:

    DIGITAL POTENTIOMETER

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    2

  • Number of Positions:

    256

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP14,.25,26

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Resistance Law:

    LINEAR

  • Resistance Tolerance-Max:

    20%

  • Resistor Terminal Voltage-Max:

    5.5 V

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max:

    0.1 mA

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Coefficient-Nom:

    45 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:

    10000 Ω

  • Width:

    4.4 mm

ISL23425TFVZ-T7A Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in their application note AN1995, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize noise.
  • The ISL23425TFVZ-T7A has a thermal pad that must be connected to a thermal plane on the PCB to dissipate heat. A thermal interface material (TIM) can be used to improve heat transfer. Additionally, ensure good airflow and avoid blocking the airflow around the device.
  • Renesas recommends using a 10uF to 22uF X5R or X7R ceramic capacitor with a voltage rating of 10V or higher as the input capacitor. This helps to filter out noise and ensure stable operation.
  • The ISL23425TFVZ-T7A is rated for operation up to 125°C, but it's essential to consider the derating curves and thermal management to ensure reliable operation. Consult the datasheet and application notes for more information.
  • Renesas provides a troubleshooting guide in their application note AN1996, which covers common issues, such as output voltage errors, oscillations, and overcurrent protection. Additionally, consult the datasheet and contact Renesas support for further assistance.

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