74HC4051D,653 Integrated Circuits (ICs)

Switch Time (Ton, Toff) (Max):	51ns, 42ns
Base Part Number:	74HC4051
Supplier Device Package:	16-SO
Package / Case:	16-SOIC (0.154", 3.90mm Width)
Operating Temperature:	-40°C ~ 125°C (TA)
Crosstalk:	--
Current - Leakage (IS(off)) (Max):	400nA
Channel Capacitance (CS(off), CD(off)):	3.5pF
Charge Injection:	--
-3db Bandwidth:	180MHz
Series:	--
Voltage - Supply, Dual (V±):	±1.5 V ~ 5 V
Voltage - Supply, Single (V+):	2 V ~ 10 V
Channel-to-Channel Matching (ΔRon):	6 Ohm
On-State Resistance (Max):	120 Ohm
Number of Circuits:	1
Multiplexer/Demultiplexer Circuit:	8:1
Switch Circuit:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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74HC4051D,653 Application Field and Working Principle

The 74HC4051D,653 is a type of integrated circuit (IC) known as an analog switch, multiplexer, demultiplexer. An analog switch is a device that allows an analog signal to be redirected from one path to another in an electrical circuit. A multiplexer is a device that can be used to switch multiple input signals to single output. A demultiplexer is similar to a multiplexer in that it can switch multiple signals to a single output, but it can also switch one signal in multiple output.The 74HC4051D,653 is a commonly used analog switch IC which is able to switch up to six individual signals. It is also able to provide four single inputs to one output, and can reverse the polarity of the signal with a built-in inverter. Additionally, when in analog mode, the device can convert a digital input into an analog output and vice-versa.The 74HC4051D,653 application field includes switching and routing, signal switching in cellphone circuitry, electronic testing and measurement, and other circuits where analog signal switching is required. It is also used in audio switching and processing, in medical electronic systems, and in automotive electronics systems.The 74HC4051D,653 has a number of features that make it suitable for many applications. It has a 0.1 microsecond “ON” switching time, is rated for up to 100 mA of current, and is capable of operating on very low voltages (less than 1V). It is also available in both dual-in-line (DIP) and surface mount packages.The working principle of the 74HC4051D,653 is based on two separate and distinct operating modes, digital and analog. In digital mode, it uses transistors to switch the on state and off state of the input and output pins, while in analog mode, the device works with capacitors which switch the input and output pins. In digital mode, the 74HC4051D,653 operates as a multiplexer, with its inputs connected to an external switch or other type of electronic device. This device allows for switching up to six separate inputs to a single output. It also allows for reversing the polarity of the signal, and controlling the voltage of the input and output pins.In analog mode, the 74HC4051D,653 uses capacitors to switch up to four input signals to a single output. The device can also convert an analog signal to a digital signal, and vice-versa. This is why it is a popular option for audio mixing and processing, as well as for cellular phone circuitry.The 74HC4051D,653 is one of the most commonly used types of analog switch, multiplexer, demultiplexer ICs. Its wide range of features, compatibility with low voltage operation, and fast switching times make it suitable for many applications where analog signal switching is required.

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