LTC1380IS#TRPBF

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The LTC1380IS#TRPBF is an integrated analog switch, multiplexer, and demultiplexer device. It is commonly used in various applications in the consumer space, such as portable audio and video devices, digital cameras, and digital media players.

The LTC1380IS#TRPBF is an application-specific integrated circuit (ASIC), optimized for customer interface applications. It is built on a 0.35 μm BiCMOS technology and features high switching speeds (toggling up to 250 MHz) and low power consumption (3.3V operation and only 10 mW). It also provides a wide range of output drive capabilities for the customer interface.

The switch is designed to provide a single on/off signal path between two nodes without the need for manual manipulation. The device has two independent sets of analog switches, a 2-channel multiplexer and a 2-channel demultiplexer. This allows for the controlled w feedback of analog signals from one node to the other. It also supports relay switching for customer interface applications.

The LTC1380IS#TRPBF is composed of two input stages and two output stages. The input stage consists of an amplifier, an analog switch, and a control line. The output stage is similar but includes an amplifier, a diode, an analog switch, and a control line. This setup allows for the use of either open-drain or push-pull outputs.

The multiplexer and demultiplexer each have two analog inputs and two analog outputs. The multiplexer has two control inputs, one for each input, and the demultiplexer has one control input. Each analog input is internally connected to both an input source and output sink node. The multiplexer is used to select which analog input is connected to the output node while the demultiplexer is used to select which analog output is connected to the sink node.

The control signals on the multiplexer and demultiplexer are an asynchronous parallel data bus. This allows for the simultaneous switching of one input to another output in a single cycle and the selection of both inputs and outputs in the same clock period. It also allows for the pre-loading of the switching states.

The switch functionality of the LTC1380IS#TRPBF is enabled by the internal logic circuitry. It can also be triggered by external devices, such as digital logic circuits. The power consumption is minimized by the low-power CMOS architecture.

In conclusion, the LTC1380IS#TRPBF is a highly-integrated analog switch, multiplexer, and demultiplexer. It is commonly used in various applications such as portable audio and video devices, digital cameras, and digital media players. It offers fast switching speeds, low power consumption, and a wide range of output drive capabilities. It is also capable of providing a single on/off signal path between two nodes, and can be used for relay switching applications.

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