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CAT9555YI-T2

CAT9555YI-T2

Manufacturer No:

CAT9555YI-T2

Manufacturer:

onsemi

Description:

IC XPND 400KHZ I2C SMBUS 24TSSOP

Datasheet:

Datasheet

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CAT9555YI-T2 Specifications

  • Type
    Parameter
  • Supplier Device Package
    24-TSSOP
  • Package / Case
    24-TSSOP (0.173", 4.40mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply
    2.3V ~ 5.5V
  • Clock Frequency
    400 kHz
  • Current - Output Source/Sink
    10mA, 24mA
  • Output Type
    Push-Pull
  • Features
    POR
  • Interrupt Output
    Yes
  • Interface
    I²C, SMBus
  • Number of I/O
    16
  • DigiKey Programmable
    Not Verified
  • Packaging
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Active
  • Series
    -
The CAT9555YI-T2 is an integrated circuit chip that belongs to the CAT9555 family of I/O expanders. It provides 16-bit I/O expansion for I2C bus applications. Here are some advantages and application scenarios of the CAT9555YI-T2:Advantages: 1. I2C Interface: The CAT9555YI-T2 chip communicates over the I2C bus, which is a widely used serial communication protocol. This makes it compatible with a wide range of microcontrollers and other devices.2. High Flexibility: The chip offers 16 programmable I/O pins, which can be configured as inputs or outputs. This flexibility allows for various applications and customization options.3. Low Power Consumption: The CAT9555YI-T2 operates at low power, making it suitable for battery-powered devices or applications where power efficiency is crucial.4. Interrupt Output: The chip provides an interrupt output pin that can be used to notify the microcontroller of any changes in the input states. This feature helps reduce the need for continuous polling of the I/O pins, saving processing power.Application Scenarios: 1. I/O Expansion: The CAT9555YI-T2 chip is commonly used to expand the number of I/O pins available on microcontrollers or other devices. It can be used in applications where additional input or output pins are required, such as controlling multiple sensors, LEDs, or switches.2. Keypad or Button Matrix: The chip can be used to interface with a keypad or button matrix, where multiple buttons or keys need to be read using limited microcontroller pins. The CAT9555YI-T2 can scan the button matrix and provide the status of each button through the I2C interface.3. LED Control: The chip can be used to control multiple LEDs in applications like LED displays, indicator lights, or backlighting. It allows for individual control of each LED, enabling dynamic patterns or animations.4. GPIO Expander: The CAT9555YI-T2 can act as a general-purpose I/O expander, providing additional digital input or output pins for various applications. It can be used to interface with sensors, actuators, or other peripheral devices.Overall, the CAT9555YI-T2 integrated circuit chip offers flexibility, low power consumption, and I2C compatibility, making it suitable for a wide range of applications requiring I/O expansion and control.
CAT9555YI-T2 Relevant information