Home / I/O Expanders / PCA9671BQ,118/
PCA9671BQ,118

PCA9671BQ,118

Manufacturer No:

PCA9671BQ,118

Manufacturer:

NXP USA Inc.

Description:

IC XPNDR 1MHZ I2C 24DHVQFN

Datasheet:

Datasheet

Delivery:

Payment:

Please send RFQ , we will respond immediately.

PCA9671BQ,118 Specifications

  • Type
    Parameter
  • Supplier Device Package
    24-DHVQFN (5.5x3.5)
  • Package / Case
    24-VFQFN Exposed Pad
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply
    2.3V ~ 5.5V
  • Clock Frequency
    1 MHz
  • Current - Output Source/Sink
    100µA, 25mA
  • Output Type
    Push-Pull
  • Features
    POR
  • Interrupt Output
    No
  • Interface
    I²C
  • Number of I/O
    16
  • DigiKey Programmable
    Not Verified
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Obsolete
  • Series
    -
The PCA9671BQ,118 is an integrated circuit chip that belongs to the PCA967x family of devices. It is a 16-bit I2C-bus/SMBus I/O expander with an interrupt output and an open-drain output. Here are some advantages and application scenarios of the PCA9671BQ,118:Advantages: 1. Expandability: The PCA9671BQ,118 allows you to expand the number of I/O pins available on your microcontroller or system. It provides 16 additional I/O pins, which can be individually configured as inputs or outputs. 2. I2C/SMBus Interface: The chip communicates with the host microcontroller using the I2C or SMBus interface, which is a widely used and standardized communication protocol. This makes it compatible with a wide range of microcontrollers and systems. 3. Interrupt Output: The PCA9671BQ,118 features an interrupt output pin that can be used to notify the microcontroller when any of the I/O pins change state. This can be useful in applications where real-time response to input changes is required. 4. Low Power Consumption: The chip is designed to operate with low power consumption, making it suitable for battery-powered devices or applications where power efficiency is important.Application Scenarios: 1. Keypad or Button Interface: The PCA9671BQ,118 can be used to interface with a keypad or a set of buttons. Each button can be connected to an individual I/O pin, and the chip can detect button presses and notify the microcontroller using the interrupt output. 2. LED Control: The chip can be used to control multiple LEDs in applications such as status indicators or display backlighting. Each LED can be connected to an output pin, and the microcontroller can control the LEDs by setting the corresponding pin states. 3. Sensor Interface: The PCA9671BQ,118 can be used to interface with various sensors that require digital inputs or outputs. It allows you to connect multiple sensors and read their states or control their operations using the I/O pins. 4. GPIO Expansion: If your microcontroller has limited I/O pins, the PCA9671BQ,118 can be used to expand the number of available pins. This is particularly useful in applications where multiple external devices or peripherals need to be connected.It's important to note that the specific advantages and application scenarios may vary depending on the requirements of your project or system. It's recommended to refer to the datasheet and documentation provided by the manufacturer for detailed information and guidelines on using the PCA9671BQ,118 chip.
PCA9671BQ,118 Relevant information