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CAT9555YI-T2 - onsemi

Description: 400 kHz I2C bus compatible; 16 I/O pins that default to inputs at power-up; 2.3 V to 5.5 V operation; Low standby current; 5.0 V tolerant I/Os; Polarity inversion register; Individual I/O configuration; Active low interrupt output; High drive capability; Internal power-on reset; No glitch on power-up; Noise filter on SDA/SCL inputs; Cascadable up to 8 devices; Industrial temperature range

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CAT9555YI-T2 - onsemi PCB footprint - Small Outline Packages - Small Outline Packages - TSSOP24 4.4X7.8 CASE 948AR
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CAT9555YI-T2 - onsemi  - 3D model - Small Outline Packages - TSSOP24 4.4X7.8 CASE 948AR
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CAT9555YI-T2 Details

  • Manufacturer Part Number:

    CAT9555YI-T2

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP24, 4.4x7.8

  • Pin Count:

    24

  • Manufacturer Package Code:

    948AR

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    8 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    6.9

  • Clock Frequency-Max:

    0.4 MHz

  • JESD-30 Code:

    R-PDSO-G24

  • Length:

    7.8 mm

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    16

  • Number of I/O Lines:

    16

  • Number of Ports:

    2

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP24,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max:

    0.2 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2.3 V

  • Supply Voltage-Nom:

    3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • 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

  • Width:

    4.4 mm

  • uPs/uCs/Peripheral ICs Type:

    PARALLEL IO PORT, GENERAL PURPOSE

CAT9555YI-T2 Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the CAT9555YI-T2 is 2.7V to 5.5V.
  • To ensure reliable communication, make sure to use a pull-up resistor on the SCL line, and ensure that the clock frequency is within the recommended range of 100 kHz to 400 kHz.
  • The maximum capacitance that can be connected to the CAT9555YI-T2's output pins is 400 pF.
  • The CAT9555YI-T2's POR and BOR features are enabled by default. To handle them, ensure that your system design takes into account the reset timing and voltage thresholds specified in the datasheet.
  • Yes, the CAT9555YI-T2 has built-in noise filtering and hysteresis to improve noise immunity. However, it's still important to follow proper PCB design and layout practices to minimize noise coupling.

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CAT9555YI-T2 Overview

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