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ICM7228CIBIZ - Renesas Electronics

Description: The Intersil ICM7228 display driver interfaces microprocessors to an 8-digit, 7-segment, numeric LED display. Included on chip are two types of 7-segment decoder, multiplex scan circuitry, LED display segment drivers, LED display digit drivers and an 8-byte static memory as display RAM. Data can be written to the ICM7228A and ICM7228B's display RAM in sequential 8-digit update or in single-digit update format. Data is written to the ICM7228C display RAM in parallel random access format. The ICM7228A and ICM

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ICM7228CIBIZ - Renesas Electronics - PCB symbol
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ICM7228CIBIZ - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - M28.3-28 LEAD WIDE BODY SMALL OUTLINE PLASTIC PACKAGE
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ICM7228CIBIZ - Renesas Electronics - 3D model - Small Outline Packages - M28.3-28 LEAD WIDE BODY SMALL OUTLINE PLASTIC PACKAGE
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ICM7228CIBIZ Details

  • Manufacturer Part Number:

    ICM7228CIBIZ

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOICW

  • Package Description:

    SOIC-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    M28.3

  • Country Of Origin:

    Mainland China, Malaysia, Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    8

  • Data Input Mode:

    SERIAL

  • Display Mode:

    SEGMENT

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    LED DISPLAY DRIVER

  • JESD-30 Code:

    R-PDSO-G28

  • JESD-609 Code:

    e3

  • Length:

    17.9 mm

  • Moisture Sensitivity Level:

    3

  • Multiplexed Display Capability:

    NO

  • Number of Digits/Characters:

    8-DIGIT

  • Number of Functions:

    1

  • Number of Segments:

    7

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    2.65 mm

  • Supply Current-Max:

    0.45 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4.5 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • 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

  • Width:

    7.5 mm

  • fmax-Min:

    0.00039 MHz

ICM7228CIBIZ Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in their application note (AN1444) for the ICM7228CIBIZ, which includes thermal design considerations, such as thermal vias, copper pours, and component placement.
  • The ICM7228CIBIZ has a built-in overcurrent protection feature, but it's not enabled by default. To implement overcurrent protection, you need to set the OCP (OverCurrent Protection) pin high and configure the OCP threshold using the I2C interface. Refer to the datasheet and application notes for detailed instructions.
  • Although the datasheet specifies a maximum operating voltage of 5.5V, the VCC pin can tolerate up to 6.5V during power-up, but only for a short duration (less than 100ms). Prolonged exposure to voltages above 5.5V can damage the device.
  • The ICM7228CIBIZ is rated for operation up to 125°C, but it's essential to follow the recommended thermal design guidelines and ensure proper heat dissipation to prevent overheating. Additionally, the device's performance and accuracy may degrade at high temperatures.
  • To troubleshoot I2C communication issues, check the I2C bus voltage levels, clock frequency, and signal integrity. Ensure that the I2C bus is properly terminated, and the slave address is correctly set. You can also use I2C bus analyzers or logic analyzers to debug the communication.

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ICM7228CIBIZ Overview

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