ISL84542CP

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The ISL84542CP is an industrial digital integrated circuit designed by Intersil Corporation. It is part of its ISL8454x family of devices. The ISL84542CP operates as an analog switch, multiplexer, or demultiplexer. It is designed to switch digital signals with high accuracy and precision.

The ISL84542CP is a quad-channel single-pole double-throw (SPDT) switch/mux/demux device. It is capable of switching four channels with a minimum on resistance of 7Ω and a maximum on resistance of 20Ω. The differential input voltage range is 0 to +24V and the output voltage range is 0 to +3V. The ISL84542CP is typically operated in temperatures ranging from -40°C to +85°C and is available in a variety of packages including the PDIP, SOIC, QFN and TSSOP packages.

The ISL84542CP can be used in a variety of applications. It has been designed to switch digital signals with high accuracy and precision. It can be used to switch analog signals such as audio and video. It can also be used as a multiplexer/demultiplexer for digital signal multiplexing and demultiplexing purposes. It is also used for amplifier input switching, power control, and thermocouple signal switching.

The working principle of the ISL84542CP is based on the voltage drive and charge injection. The voltage drive determines the on and off state of the switch. The charge injection conserves power and reduces the switching delay. The switch is driven by a CMOS driver and the charging is done by a FET-Triggered Switch (FTS). The switching time is very fast, typically less than 2 μs. The ISL84542CP is designed to be used at low voltage and is therefore suitable for portable and battery-powered applications.

The ISL84542CP is a reliable, efficient, and cost-effective switch/mux/demux device designed for industrial applications. It is an analog switch, multiplexer, and demultiplexer that offers excellent signal switching performance. It is a simple and robust solution for switching digital and analog signals. Its wide operating temperature range and low on-resistance make it suitable for a wide range of applications.

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