ISL54210IRUZ-T

On-State Resistance (Max):	2.8 Ohm (Audio), 6 Ohm (USB)
Base Part Number:	ISL54210
Supplier Device Package:	10-UTQFN (1.8x1.4)
Package / Case:	10-UFQFN
Operating Temperature:	-40°C ~ 85°C (TA)
Features:	Depop, USB 2.0
-3db Bandwidth:	700MHz
Voltage - Supply, Dual (V±):	--
Voltage - Supply, Single (V+):	2.7 V ~ 3.6 V
Series:	--
Number of Channels:	2
Switch Circuit:	SPDT
Multiplexer/Demultiplexer Circuit:	2:1
Applications:	Audio, USB
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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ISL54210IRUZ-T Application Field and Working Principle

Modern electronics often require precision analog control. Such control generally requires an analog switch to help achieve the desired control. The ISL54210IRUZ-T is an integrated analog switch that offers high performance and provides a reliable, low cost solution to these precision needs.The ISL54210IRUZ-T is a 3-pole, 2-directional, ultra-low on-resistance, analog switch for bidirectional operation between two signal sources. This switch operates from single (+3V to +12V) supply or dual (+3V to +10V) supply voltage with a minimum of external components. It is designed for low on-resistance and precise current handling capability without compromising the high speed cutoff characteristics. This device has a maximum on-resistance of 0.2Ω which makes it suitable for high fidelity audio circuits with low output impedance. The switch is also capable of handling analog signals with an output current of ±50mA and a bandwidth of 400kHz.The ISL54210IRUZ-T is widely used in applications such as audio switching, LED switching, automotive and instrumentation applications, as well as in medical and test equipment. It is suitable for power handling, audio switching and low voltage level shifting applications. The switch is available in small 8-pin SOIC package and is ideal for applications where space is limited, but precision is essential.The ISL54210IRUZ-T has two control inputs (S0, S1). The resulting output can be preset by selecting the combination of S0 and S1. S0 and S1 together act as a single input to the device, with logic 0 selecting the switch toward the source and logic 1 selecting the switch toward the drain. The analog signals can only flow through the upper or lower channel, not both simultaneously.The ISL54210IRUZ-T also features an active low Enable input. When the Enable input is held high (+VCC), the switch is enabled and the control signals (S0 and S1) determine the functionality of the switch. When the Enable input is low, both channels are disabled and the output is pulled low. This feature is essential in preventing misrouted signals.The ISL54210IRUZ-T has a supply current that is very low, typically around 1.5 μA. This makes the device suitable for battery-powered applications since the power draw is minimal. The low supply current also helps reduce heat dissipation and improves the overall efficiency of an application. Furthermore, the high propagation delay and high on-resistance make it a great solution for applications that require high frequency or high distortion performance.The ISL54210IRUZ-T is suitable for use in a variety of analog switch applications. It offers the right combination of low on-resistance, high speed, high current handling capability and low supply current needed to provide excellent performance in applications such as LED switching, audio switching, level shifting and power handling. It also has an active low Enable input that ensures that signals are not misrouted, and helps to reduce power consumption while improving overall efficiency.

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