Texas Instruments

PCA9554ADGVR  

I/O Expanders

PCA9554ADGVR Description

The PCA9554ADGVR is a high-performance I/O expander from Texas Instruments, designed to meet the needs of modern electronic systems. This 8-bit I/O expander operates at a clock frequency of 400 kHz, making it suitable for applications requiring fast data transfer. With a supply voltage range of 2.3V to 5.5V, it can be easily integrated into a variety of systems. The PCA9554ADGVR is RoHS3 compliant, REACH unaffected, and EAR99 classified, ensuring compliance with international regulations.

PCA9554ADGVR Features

• 8-bit I/O Expander: Offers 8 I/O lines for expanding the capabilities of microcontrollers and other control systems.
• 400 kHz Clock Frequency: Enables fast data transfer and communication with the host system.
• 2.3V to 5.5V Supply Voltage: Provides flexibility in power supply selection for various applications.
• I2C and SMBus Interface: Facilitates easy integration with existing systems using these popular communication protocols.
• 10mA/25mA Output Current: Supports a wide range of load requirements.
• POR Feature: Provides power-on reset functionality for reliable system startup.
• 16-TSSOP Package: Surface-mount packagePCB。
• Interrupt Output: Allows for efficient handling of I/O events.
• Moisture Sensitivity Level 1: Suitable for a wide range of environmental conditions.

PCA9554ADGVR Applications

The PCA9554ADGVR is ideal for a variety of applications where I/O expansion is required, including:

• Industrial Control Systems: For expanding the number of digital inputs and outputs in industrial automation and control systems.
• Home Automation: To add more control points for lighting, security, and other smart home devices.
• Portable Electronics: In devices like smartphones and tablets, where space is at a premium and I/O expansion is needed.
• Automotive Applications: For controlling various electronic components in vehicles, such as infotainment systems and sensor interfaces.

Conclusion of PCA9554ADGVR

The PCA9554ADGVR is a versatile I/O expander that offers a combination of high-speed communication, flexible power supply options, and a wide range of I/O capabilities. Its unique features, such as the power-on reset and interrupt output, make it a standout choice for applications requiring reliable and efficient I/O management. With its compact form factor and robust performance, the PCA9554ADGVR is an excellent solution for expanding the capabilities of electronic systems in various industries.

PCA9554ADGVR Documents

Download datasheets and manufacturer documentation for PCA9554ADGVR

EOL :

Product Discontinuance Notification 2024-04-05 (PDF)       Product Discontinuance Notification (PDF)      

Images :

Mechanical Outline Drawing      

Product Catalogs :

I2C Guide (Rev. E)       Logic Guide (Rev. AB)