74HCT4051N,112

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

74HCT4051N,112 Application Field and Working Principle

The 74HCT4051N,112 is a logic circuit with 8 channels consisting of 8 single-pole, double-throw (SPDT) analog switches. These devices are categorised under the Interface – Analog Switches, Multiplexers, Demultiplexers category.

It is a CMOS analog switch, designed for analog and digital signals, with 3-state outputs for the switching control inputs. The control voltage for the HCT4051N,112 can be both logic and analog signals. By controlling an analog signal with logic signals, it is possible to switch from one analog signal to another, allowing the user to implement numerous tasks.

The 74HCT4051N,112 has two outputs for each pole, Vcc and GND, and its impedance level is high depending on the impedance of the connected device. It accepts a logic voltage from 0V - 5V and has a break-before-make feature which guarantees that the output is at least 50% of the logic voltage before it switches to the other. The 74HCT4051N,112 is also highly speed and temperature tolerant, has very low power consumption, is highly reliable, and has an operating temperature of -40°C - 85°C.

Like all analog switches, the primary applications of the74HCT4051N,112 are used to either connect multiple devices to a single port or to disconnect a device from a port. This type of switch is generally used in audio switching systems, digital signal routers, electro-optical system, power connections, and portable handheld devices.

The working principle of the 74HCT4051N,112 is relatively simple. It consists of 8 analog switches, each one with a common control voltage. This voltage is used to open and close the switch. The switch is opened when the control voltage is high, and is closed when the control voltage is low. By using different control voltages, the switch can be opened and closed systematically and sequentially. You can also use the switches to block specific signals while others pass through.

In conclusion, the 74HCT4051N, 112 is a highly reliable, fast switching logic circuit that is ideal for applications such as audio and digital signal routing, power connections, and portable handheld devices. It has a wide operating temperature range, low power consumption, and its break-before-make feature ensures that no current is passed through the switch before it is switched off.

The specific data is subject to PDF, and the above content is for reference