Product Overview: PCA6416APW,118 by NXP Semiconductors

The PCA6416APW,118 is a robust and versatile 16-bit I/O expander produced by NXP Semiconductors, designed to enhance the I/O capabilities of microcontrollers with a limited number of GPIOs. This component is particularly useful in applications where additional inputs or outputs are required, such as in industrial controls, servers, and consumer electronics.

Key Features

• I/O Expansion: Provides 16 additional I/O ports that can be individually configured as input or output, allowing for a flexible and customizable expansion of your system's capabilities.
• Interface: Utilizes the I²C-bus interface, supporting both 400 kHz fast I²C-bus mode and 1 MHz fast-mode plus with a maximum of 30 mA output drive capability at VDD = 5 V.
• Interrupt Function: Features an interrupt output which can be connected to the interrupt logic of the microcontroller, enabling the device to alert the host controller when an input state changes.
• Power Supply: Operates within a supply voltage range of 2.3 V to 5.5 V, making it suitable for a wide range of applications and compatible with most microcontrollers.
• Polarity Inversion: Comes with a polarity inversion register which allows the inversion of the polarity of the I/Os, providing additional flexibility in interfacing with different peripherals.
• Low Standby Current: Designed for low power consumption, with a typical standby current of only 1 µA, which is ideal for power-sensitive applications.

Applications

The PCA6416APW,118 is designed for use in various applications where extending the number of I/Os is necessary. It is commonly used in:

• Servers and data centers
• Industrial control systems
• Consumer electronics
• Home automation
• Portable devices

Package and Quality

This I/O expander is offered in a TSSOP24 package, which provides a compact footprint for space-constrained applications. The device is also compliant with the RoHS and Green standards, ensuring environmental sustainability and quality assurance.

With its wide voltage range, low power consumption, and extensive feature set, the PCA6416APW,118 by NXP Semiconductors is a highly efficient solution for I/O expansion needs in a multitude of electronic systems.