Product Overview: PCA9534D - NXP

The PCA9534D is a highly versatile 8-bit I²C-bus GPIO (General Purpose Input/Output) expander designed and manufactured by NXP Semiconductors. This integrated circuit is part of NXP's extensive range of interface products, which are known for their reliability and performance in a wide array of applications.

Key Features

• Interface: I²C-bus interface (SMBus compliant) with a frequency of up to 400 kHz, allowing for easy integration into most microcontroller-based systems.
• GPIO Expansion: Provides 8 additional GPIOs which can be configured as inputs or outputs, enhancing the control capabilities of the host processor.
• Voltage Range: Operates within a supply voltage range of 2.3V to 5.5V, making it suitable for both 3.3V and 5V logic level systems.
• Interrupt Output: Features an interrupt output which can be triggered by input state changes, enabling efficient system wake-up and event handling.
• Low Standby Current: Ideal for power-sensitive applications due to its low standby current.
• Polarity Inversion: Input polarity inversion register to invert the polarity of the input register data.

Applications

The PCA9534D is suitable for a diverse range of applications including, but not limited to:

• Servers
• Personal electronics
• Industrial control
• Home automation systems
• Embedded systems

Package and Quality

The PCA9534D comes in a compact SO16 (Small Outline) package, which is both space-saving and suitable for automated assembly processes. NXP's commitment to quality ensures that this GPIO expander meets stringent industry standards for performance and reliability.

Whether you're developing a sophisticated industrial system or a simple DIY project, the PCA9534D from NXP provides the expandability and ease of use required for a seamless and efficient design experience.