PCA9505DGG,118

The PCA9505DGG,118 is a 40-bit I2C-bus I/O port designed for various applications that require a high number of I/Os.The IC features a wide operating voltage range and delivers robust performance for interfacing with multiple devices through the I2C bus communication protocol.

Pinout

(Note:The pin configuration below is a general representation.Refer to the specific datasheet for precise details.)

• SCL:I2C-bus Serial Clock Line
• SDA:I2C-bus Serial Data Line
• TID0-TID7:Port 0 I/Os
• TID8-TID15:Port 1 I/Os
• TID16-TID23:Port 2 I/Os
• TID24-TID31:Port 3 I/Os
• P0M-P3M:Port 0 to Port 3 Configuration Registers
• ADR0-ADR2:I2C Slave Address Inputs
• VSS:Ground
• VDD:Power Supply

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the PCA9505DGG,118 IC for a visual representation.

Key Features

• 40-Bit I/O Port: Provides 40 I/O pins for flexible interfacing with external devices.
• Wide Operating Voltage Range: Operates within a broad voltage range, enhancing compatibility with various systems.
• I2C-bus Interface: Supports communication through the popular I2C bus protocol for easy integration into digital systems.
• Low Standby Current: Consumes minimal power in standby mode, ideal for power-sensitive applications.
• High Noise Immunity: Ensures reliable operation in noisy environments for robust communication.

Note: For detailed technical specifications, please refer to the PCA9505DGG,118 datasheet.

Application

• Embedded Systems: Ideal for use in embedded systems requiring multiple I/O interfaces.
• Industrial Automation: Suitable for industrial automation applications that demand robust I2C-based communication.
• Sensor Interfacing: Enables seamless connection with various sensors and peripherals in sensor-based systems.

Functionality

The PCA9505DGG,118 serves as a reliable 40-bit I/O port for seamless communication between multiple devices via the I2C bus.It offers versatility and performance for diverse application scenarios.

Usage Guide

• Power Supply: Connect the VDD (Pin 10) to the power supply voltage and VSS (Pin 9) to ground.
• I2C Connection: Interface the SCL and SDA pins with the respective lines on the I2C bus for communication.
• I/O Configuration: Program the Port Configuration Registers to set the functionality of individual I/O pins.

Frequently Asked Questions

Q: Can the PCA9505DGG,118 function as a standalone I/O expander?
A: Yes, the PCA9505DGG,118 can operate independently as an I/O expander through the I2C bus interface.

Q: What is the maximum frequency supported on the I2C interface?
A: The PCA9505DGG,118 can support I2C communication at frequencies up to 400kHz for high-speed data transfer.