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X9258US24Z - Renesas Electronics

Description: The X9258 integrates 4 digitally controlled potentiometers (XDCP™) on a monolithic CMOS integrated circuit. The digitally controlled potentiometer is implemented using 255 resistive elements in a series array. Between each element are tap points connected to the wiper terminal through switches. The position of the wiper on the array is controlled by the user through the 2-wire bus interface. Each potentiometer has associated with it a volatile Wiper Counter Register (WCR) and 4 non-volatile Data Registers (

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X9258US24Z - Renesas Electronics - PCB symbol
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X9258US24Z - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - M24.3__--
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X9258US24Z - Renesas Electronics - 3D model - Small Outline Packages - M24.3__--
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X9258US24Z Details

  • Manufacturer Part Number:

    X9258US24Z

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOICW

  • Package Description:

    SOIC-24

  • Pin Count:

    24

  • Manufacturer Package Code:

    M24.3

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    7

  • Control Interface:

    2-WIRE SERIAL

  • Converter Type:

    DIGITAL POTENTIOMETER

  • JESD-30 Code:

    R-PDSO-G24

  • JESD-609 Code:

    e3

  • Length:

    15.4 mm

  • Moisture Sensitivity Level:

    5

  • Number of Functions:

    4

  • Number of Positions:

    256

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Resistance Law:

    LINEAR

  • Resistance Tolerance-Max:

    20%

  • Resistor Terminal Voltage-Max:

    5.5 V

  • Resistor Terminal Voltage-Min:

    -5.5 V

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Coefficient-Nom:

    300 ppm/°C

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Total Resistance-Nom:

    50000 Ω

  • Width:

    7.5 mm

X9258US24Z Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in their application note (AP-AN-1143) which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize noise.
  • The X9258US24Z has built-in fault detection features such as overvoltage, undervoltage, and overtemperature protection. Engineers can use the device's status pins (SDA and SCL) to monitor the device's status and implement custom fault detection and protection mechanisms in their design.
  • The X9258US24Z I2C interface can operate up to 400 kHz, but it's recommended to operate at 100 kHz or lower to ensure reliable communication and minimize noise.
  • The internal voltage reference can be calibrated using the device's calibration register (CALREG). Renesas provides a calibration procedure in their application note (AP-AN-1143) which involves writing specific values to the CALREG register to adjust the internal voltage reference.
  • Renesas recommends a specific power-up sequence to ensure proper device operation. The sequence involves applying power to the VCC pin first, followed by the VREF pin, and then the input voltage (VIN). This sequence helps to prevent latch-up and ensures proper device initialization.

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X9258US24Z Overview

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