ISL43144IR-T

Switch Time (Ton, Toff) (Max):	65ns, 50ns
Base Part Number:	ISL43144
Supplier Device Package:	16-QFN (4x4)
Package / Case:	16-VQFN Exposed Pad
Operating Temperature:	-40°C ~ 85°C (TA)
Crosstalk:	-89dB @ 1MHz
Current - Leakage (IS(off)) (Max):	100pA
Channel Capacitance (CS(off), CD(off)):	10pF, 26pF
Charge Injection:	5pC (Max)
-3db Bandwidth:	--
Series:	--
Voltage - Supply, Dual (V±):	±2.6 V ~ 6 V
Voltage - Supply, Single (V+):	2.7 V ~ 12 V
Channel-to-Channel Matching (ΔRon):	500 mOhm
On-State Resistance (Max):	25 Ohm
Number of Circuits:	4
Multiplexer/Demultiplexer Circuit:	1:1
Switch Circuit:	SPST - NO
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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The ISL43144IR-T is a digital analog interface device utilized in various analog switch, multiplexer, demultiplexer applications. It is a specialized three-channel, low voltage CMOS chip, suitable for high-speed switching among its various input/output lines. It functions by using its three inner-polarity input and three differential outputs for control over its various channels. This device is widely used in various systems and circuits, such as data acquisition and interface applications. It provides flexibility and capability in switching between different signals, allowing for fast and efficient communication between two points. It also finds use in special applications such as in gaming systems, where its ability to switch between multiple analog signals is highly beneficial. It has two major operating modes. The first mode, the “open switch mode,” allows the user to control all three channels with the only control line. The second mode, the “closed switch mode,” allows the user to control two channels while allowing one channel to remain open. Both modes operate by utilizing the logic level signals from the control lines. Regarding basic electrical characteristics, the threshold voltage for the device is 1.667 volts in open switch mode and 0.876 in closed switch mode. Its output impedance for a single line is typically 40 ohms in open switch mode and typically 200 ohms in closed switch mode. Additionally, its maximum on-resistance for a single line is typically 40 ohms in open switch mode and typically 10 ohms in closed switch mode. The ISL43144IR-T device also has an important electrically switchable power-down mode. This allows the user to turn off any of the channels by simply connecting the control input voltage to GND. Additionally, this device also contains a strobe mode, binding both the two control inputs and two output pins together. The ISL43144IR-T device is a valuable interface switch suitable for a variety of applications ranging from data acquisition to gaming systems. Its dual modes of operation and electrically switchable power-down mode allow for flexibility and user control over various signals. Its low voltage requirements and low output impedance also make it a desirable device in applications which require efficient power regulation.

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