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PCA9505DGG,118

PCA9505DGG,118 Description

The PCA9505DGG,118 is an I/O Expander IC developed by NXP Semiconductors. It operates at a clock frequency of 400 kHz and is designed for I2C interface communication. With a supply voltage range of 2.3V to 5.5V, this device is suitable for a wide range of applications. The PCA9505DGG,118 is a 40-pin, surface-mount device, and it is packaged in a tape and reel (TR) format. It is compliant with the RoHS3 standard and is REACH unaffected. The device is also designed with a Power-On Reset (POR) feature.

PCA9505DGG,118 Features

• Clock Frequency: 400 kHz, ensuring efficient data transfer and communication.
• I/O Expander: With 40 I/O pins, the PCA9505DGG,118 can significantly expand the capabilities of a system.
• Voltage Range: 2.3V to 5.5V, making it versatile for various power supply requirements.
• I2C Interface: Facilitates communication with microcontrollers and other I2C devices.
• Power-On Reset (POR): Provides a reliable reset functionality upon power-up.
• Current Output: Capable of sourcing or sinking 10mA or 25mA, depending on the configuration.
• Mounting Type: Surface Mount, suitable for PCB integration.
• Package: Tape & Reel (TR), ideal for automated assembly processes.

PCA9505DGG,118 Applications

The PCA9505DGG,118 is ideal for applications where I/O expansion is necessary, such as:

• Industrial Control Systems: For expanding input and output capabilities in automation and control systems.
• Consumer Electronics: In devices that require additional buttons, switches, or sensors.
• Automotive Applications: For expanding the number of control points in vehicle infotainment and control systems.
• Smart Home Devices: To add more connectivity options for IoT devices in home automation.

Conclusion of PCA9505DGG,118

The PCA9505DGG,118 is a robust I/O expander that offers a high level of flexibility and functionality. Its I2C interface, wide voltage range, and extensive I/O count make it a versatile choice for a variety of applications. Despite being classified as obsolete, it remains a reliable option for systems that require a high number of I/O pins and can benefit from the device's unique features such as the Power-On Reset. Its compliance with environmental standards and wide supply voltage range further enhance its appeal for legacy systems and new designs alike.