ISL54205BIRTZ-T

On-State Resistance (Max):	4 Ohm (Audio), 5 Ohm (USB)
Base Part Number:	ISL54205B
Supplier Device Package:	10-TDFN (3x3)
Package / Case:	10-WFDFN Exposed Pad
Operating Temperature:	-40°C ~ 85°C (TA)
Features:	Break-Before-Make, USB 2.0
-3db Bandwidth:	630MHz
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Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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The ISL54205BIRTZ-T is an interface-style analog switch from Intersil that is designed for special purpose applications. It has an ideal range of use cases that include RF signal routing, signal processing, speed control, and power management. The ISL54205BIRTZ-T is also suitable for controlling multiplexers, transceivers, and other devices that require a digital interface.The ISL54205BIRTZ-T has a low voltage CMOS operation (1.7V to 3.6V) and can handle a maximum of 50 mA of current. It has a maximum on-resistance of 50 ohms and an off capacitance of 15pF. The device has an impedance matching of 50 ohms which makes it suitable for RF applications. The device also has a low power consumption and is capable of operating with a maximum of 1.5 mA.The ISL54205BIRTZ-T is equipped with four thermal protection circuits that are designed to protect the device against accidental overloading or short-circuiting. These circuits are triggered by a combination of high temperatures and excessive power dissipation. When triggered, the corresponding channel will automatically turn off, thus protecting the device from any damage.The ISL54205BIRTZ-T has two input and two output connections. Input signals are routed to one or both of the outputs depending on the state of the device. The state of the switch can be manipulated using either the SET or RESET pins. The output will remain on when the appropriate pin is driven low. The device can be triggered externally using an external control voltage to either turn on or turn off the channel.The working principle of the ISL54205BIRTZ-T is straightforward. When the device is in its un-powered state, the two inputs are de-coupled from the two outputs. When the device receives power, the two inputs are connected to the two outputs depending on the state of the switch. If the SET or RESET pin is driven low, the output will be driven ON and OFF, respectively. External control is also possible when connecting a control voltage to either the SET or RESET pins.In conclusion, the ISL54205BIRTZ-T is a widely applicable analog switch that is suitable for many applications. Its impressive range of features, such as low power consumption, thermal protection, and external control, make it a great choice for numerous applications. The device’s 50 ohms impedance matching, low voltage operation, and maximum 50 mA current handling make it the perfect device for RF signal routing and speed control.

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