ISL84542CB

Switch Time (Ton, Toff) (Max):	100ns, 75ns
Base Part Number:	ISL84542
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Operating Temperature:	0°C ~ 70°C (TA)
Crosstalk:	-90dB @ 1MHz
Current - Leakage (IS(off)) (Max):	100pA
Channel Capacitance (CS(off), CD(off)):	8pF, 8pF
Charge Injection:	1pC
-3db Bandwidth:	--
Series:	--
Voltage - Supply, Dual (V±):	--
Voltage - Supply, Single (V+):	2.7 V ~ 12 V
Channel-to-Channel Matching (ΔRon):	800 mOhm
On-State Resistance (Max):	60 Ohm
Number of Circuits:	2
Multiplexer/Demultiplexer Circuit:	1:1
Switch Circuit:	SPST - NC
Part Status:	Obsolete
Packaging:	Tube

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Analog switches, multiplexers, and demultiplexers provide an essential role in the electronics industry. The ISL84542CB is a high-speed, low-power CMOS analog switch designed to simplify analog signal routing by providing an interface between multiple digital sources and analog devices. This device offers a variety of features that make it an ideal choice for a wide range of applications. In this article, we will discuss the application field and working principle of the ISL84542CB.The ISL84542CB features a high on-resistance of only 95Ω and can handle signals up to 18V. The device is designed to support up to two logic control channels and can handle up to 250MHz data transmission. The device also offers excellent input-referred noise performance and wide supply voltage range. All of this makes the ISL84542CB a great choice for many applications, including analog switching, multiplexing, and demultiplexing of signals.The ISL84542CB can be used in applications such as switching audio signals, signal routing, signal distribution, and low power logic control. Additionally, the device is capable of providing signal conversion from digital to analog and vice versa. The wide supply voltage range of this device makes it suitable for use in applications where low power consumption is a must. In terms of the device’s working principle, the ISL84542CB features a CMOS switch with two logic channels, each supporting up to two logic signals. By default, the two logic channels are in an enabled state in the OFF position, which disconnects the two logic channels. When the ON position is selected, the two logic channels are connected. When the two logic channels are connected, the signals on each channel are transferred to the other channel. In applications that require signal control, the ISL84542CB features two control inputs to control the ON/OFF status of the device. These control inputs are low voltage-level inputs, meaning they can be driven directly from an MCU or other low-voltage logic source. Additionally, the device can be controlled via a parallel bus encoding system, allowing for the control of up to 32 different devices in a single bus.The ISL84542CB is an ideal device for many analog switching, multiplexing, and demultiplexing applications. Its low power consumption, wide supply voltage range, and high on-resistance make it a great choice for applications where low power, high-speed switching, and signal conversion are required. Additionally, the device can be easily controlled using either a low voltage logic source or a parallel bus encoding system. With these features, the ISL84542CB serves as a great choice for a wide variety of analog signal routing applications.

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