74HC4067DB,118

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The 74HC4067DB,118 is an integrated circuit (IC) used in a variety of digital interface applications, such as multiplexers, analog switches, and demultiplexers. The device is also known as a multi-channel analog multiplexer/demultiplexer, as it allows for the selection and connection of multiple analog signals through a single digital command. The 74HC4067DB,118 is a versatile IC and is used in a wide range of applications, such as data logging, health monitoring, and cellular phone design.

The 74HC4067DB,118 is designed to minimize the need for multiple analog switches. It can switch and control multiplexer up to 16 analog signals. It offers a low cost solution and can be used in both cost-sensitive and performance-oriented applications. The device is capable of switching signals up to 5V, with a maximum on-resistance of 7KΩ.

In its most basic form, the 74HC4067DB,118 works by selecting a particular analog signal and connecting it with an output. This function is achieved by the use of two digital input data lines. These signals determine which analog input is connected to the enabled output. The two data lines, A and B, act as a "address bus" to control the analog multiplexer. A logic level \'1\' will select a particular channel and a logic level \'0\' will deselect the channel. In other words, using a logic combination of \'1\' and \'0\' on the lines A and B, the 74HC4067DB,118 can select any given channel.

The device is constructed with an array of internal N-numbered MOSFET switches. In operation, the device will charge the _Capacitor to the voltage corresponding to the selected analog signal. This is because the N-channel MOSFET will allow current to flow through the _Capacitor, which will charge the _Capacitor to the voltage of the selected input. This mechanism is also known as "channel turfing".

The 74HC4067DB,118 is an ideal choice for applications that require a compact and cost-effective multiplexing/demultiplexing solution. The device can be employed in scenarios where time or speed is a factor, such as data logging, cellular phones and health monitoring. The device is also an excellent solution for engineers on a budget, as it offers a low cost, yet reliable device.

The 74HC4067DB,118 has a wide range of applications, from automotive, medical and telecommunications to military, aerospace and industrial applications. In each of these scenarios, it provides a reliable and affordable solution for the switching and connecting of multiple analog signals. The device\'s simple two-line interface, low cost and small size make it an ideal choice for engineers looking for a practical and cost-effective analog switch.

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