PCA9541APW/01,118

Product Overview

Category

The PCA9541APW/01,118 belongs to the category of I2C bus switches.

Use

It is used for enabling a system to connect and communicate with multiple I2C buses or devices.

Characteristics

• Allows multiple I2C masters to communicate with a single I2C slave device
• Low Rds(on) switches
• Operating voltage range: 1.65 V to 5.5 V
• Low standby current
• Compatible with both 3.3 V and 5 V systems

Package

The PCA9541APW/01,118 comes in a TSSOP-14 package.

Packaging/Quantity

It is typically available in reels with a quantity of 2500 units per reel.

Specifications

• Operating Voltage Range: 1.65 V to 5.5 V
• Number of Channels: 2
• On-State Resistance: 7 ohms (max)
• Standby Current: 5 µA (max)

Detailed Pin Configuration

The PCA9541APW/01,118 has a TSSOP-14 package with the following pin configuration: 1. SCL1: I2C-bus clock for channel 1 2. SDA1: I2C-bus data for channel 1 3. GND: Ground 4. SCL2: I2C-bus clock for channel 2 5. SDA2: I2C-bus data for channel 2 6. EN: Enable input 7. A0: Slave address LSB 8. A1: Slave address MSB 9. NC: No connection 10. NC: No connection 11. NC: No connection 12. VCC: Supply voltage 13. SCL/SCLL: I2C-bus clock 14. SDA/SDAL: I2C-bus data

Functional Features

The PCA9541APW/01,118 allows a system to communicate with multiple I2C devices by enabling the selection of one of the two channels through the I2C-bus interface.

Advantages and Disadvantages

Advantages

• Enables communication with multiple I2C devices
• Low on-state resistance
• Wide operating voltage range

Disadvantages

• Limited to 2 channels
• May require additional components for more complex I2C bus configurations

Working Principles

The PCA9541APW/01,118 works by providing a simple means of enabling a system to communicate with multiple I2C devices by selecting the appropriate channel for communication.

Detailed Application Field Plans

The PCA9541APW/01,118 is commonly used in applications where a single I2C master needs to communicate with multiple I2C slave devices, such as in industrial automation, consumer electronics, and automotive systems.

Detailed and Complete Alternative Models

Some alternative models to the PCA9541APW/01,118 include the PCA9540B, PCA9543A, and TCA9542A. These models offer similar functionality with variations in the number of channels and package types.

In conclusion, the PCA9541APW/01,118 is a versatile I2C bus switch that enables efficient communication between multiple I2C devices within a system. Its low on-state resistance and wide operating voltage range make it suitable for various applications in different industries.

Word Count: 456