PCA9542AD,118 Integrated Circuits (ICs) |
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Allicdata Part #: | 568-1855-2-ND |
Manufacturer Part#: |
PCA9542AD,118 |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | NXP USA Inc |
Short Description: | IC I2C MUX 2CH 14-SOIC |
More Detail: | 2-Channel I²C Multiplexer Interface 14-SO |
DataSheet: | PCA9542AD,118 Datasheet/PDF |
Quantity: | 1000 |
1 +: | 0.00000 |
Series: | -- |
Packaging: | Tape & Reel (TR) |
Part Status: | Obsolete |
Applications: | 2-Channel I²C Multiplexer |
Interface: | I²C |
Voltage - Supply: | 2.3 V ~ 5.5 V |
Package / Case: | 14-SOIC (0.154", 3.90mm Width) |
Supplier Device Package: | 14-SO |
Mounting Type: | Surface Mount |
Base Part Number: | PCA9542 |
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The PCA9542A is a great example of an interface specialty application and its working principles can be quite complex. It is used to bridge communication between a variety of different circuits and systems, allowing for a more convenient connection, and also providing a bridge from one system to another.
The PCA9542A is an 8-bit I2C-bus multiplexer which provides two bidirectional channels for connecting two I2C-Buses. It has very low power consumption, a wide voltage supply range, and is very easy to use. The multiplexer features one control signal which allows you to switch between the two I2C-buses and it has an open-drain interrupt output, allowing you to be informed of any activity on the bus.
The main application of the PCA9542A is to increase the number of available I2C-Buses by allowing multiple systems to connect via one interface. This is useful in a range of situations, as it allows users to connect multiple devices and systems together without needing to set up a completely new I2C-Bus. It also allows for more efficient system designs, as a single interface can be used rather than multiple.
The PCA9542A is typically used in applications such as embedded systems, automotive systems, robotics and home automation. It can be found in home security systems, electronic appliances, medical equipment, automatic door locks, machine automation, and even some industrial equipment. It is also used to extend the distance of I2C-Bus links by utilizing standard I2C-Bus cables. This allows for more efficient data transmission, while also allowing more devices to be connected.
The working principle of the PCA9542A is based on the I2C-Bus open-drain architecture. The I2C-Bus consists of two signal lines, SCL (serial clock) and SDA (serial data). The PCA9542A is connected between the two lines, and based on the control signal, it will direct the data flow either to the A line or to the B line. The PCA9542A also provides an interrupt line that indicates the presence of a valid command. In addition, it supports a variety of other features such as fast-mode, zero-off and one-off mode.
The PCA9542A is a versatile component that has a wide range of applications. It is simple to use and highly efficient, allowing efficient interconnection between multiple devices. Whether you need to connect two systems together or have a longer reach for an I2C-Bus system, the PCA9542A is the perfect choice.
The specific data is subject to PDF, and the above content is for reference
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