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PCA9675DK,118

PCA9675DK,118

Manufacturer No:

PCA9675DK,118

Manufacturer:

NXP USA Inc.

Description:

IC XPNDR 1MHZ I2C 24SSOP

Datasheet:

Datasheet

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PCA9675DK,118 Specifications

  • Type
    Parameter
  • Clock Frequency
    1 MHz
  • Supplier Device Package
    24-SSOP
  • Package / Case
    24-SSOP (0.154", 3.90mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply
    2.3V ~ 5.5V
  • Current - Output Source/Sink
    100µA, 25mA
  • Output Type
    Push-Pull
  • Features
    POR
  • Interrupt Output
    Yes
  • Interface
    I²C
  • Number of I/O
    16
  • DigiKey Programmable
    Not Verified
  • Packaging
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Obsolete
  • Series
    -
The PCA9675DK,118 is an integrated circuit chip that belongs to the PCA967x family of I/O expanders from NXP Semiconductors. Here are some advantages and application scenarios of the PCA9675DK,118:Advantages: 1. I/O Expansion: The PCA9675DK,118 provides additional I/O pins, allowing for expansion of the number of available I/Os in a microcontroller or microprocessor-based system. This is particularly useful when the number of available I/O pins on the main controller is limited.2. Simplified Design: By using the PCA9675DK,118, designers can reduce the complexity of their system by offloading some of the I/O handling tasks to the expander chip. This simplifies the main controller's design and allows for better organization and management of I/Os.3. Flexibility: The PCA9675DK,118 supports both input and output modes for its I/O pins. This flexibility enables it to be used in various applications where additional I/Os are required, such as LED control, keypad scanning, sensor interfacing, and general-purpose I/O expansion.4. I2C Interface: The PCA9675DK,118 communicates with the main controller using the I2C (Inter-Integrated Circuit) bus protocol. This widely used protocol simplifies the communication between the expander and the main controller, making it easy to integrate the chip into existing systems.Application Scenarios: 1. LED Control: The PCA9675DK,118 can be used to control multiple LEDs in applications like signage, lighting systems, or display panels. By connecting the LEDs to the expander's output pins, the main controller can easily control and manage the LEDs' states and brightness levels.2. Keypad Scanning: In systems that require a keypad for user input, the PCA9675DK,118 can be used to scan and detect key presses. The expander's input pins can be connected to the keypad matrix, and the main controller can read the key states through the I2C interface.3. Sensor Interfacing: The PCA9675DK,118 can be used to interface with various sensors that require digital I/Os. By connecting the sensors to the expander's input pins, the main controller can read the sensor data and perform necessary processing or decision-making based on the acquired information.4. General-Purpose I/O Expansion: The PCA9675DK,118 can be used in any application where additional I/Os are needed. It provides a simple and efficient way to expand the number of available I/O pins, allowing for more flexibility and functionality in the system design.Overall, the PCA9675DK,118 offers I/O expansion capabilities, simplified design, flexibility, and easy integration through the I2C interface, making it suitable for a wide range of applications requiring additional I/Os.
PCA9675DK,118 Relevant information