AS1751S

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Interface - Analog Switches, Multiplexers, Demultiplexers are incredibly important in a wide range of electronic applications. This article looks at the AS1751S and its application field and working principle.

The AS1751S is a surface-mount, single-pole, double-throw Analog Switch from American Micro products. The device is ideally suited for signal selection, signal routing and signal isolation applications, as well as being suitable for use in analog signal routing and signal isolation applications.

The AS1751S is designed to operate in a wide operating temperature range of between -55°C and 125°C, making it suitable for use in a wide range of applications. In addition, it is optimised for applications with a low signal-to-noise ratio with its low-on-resistance input terminals, low-output-noise terminals, and low input-output croos-over voltage.

The AS1751S is available in both single and dual channel configurations and can be used for signal-level switching where a minimum of distortion is required. It has an on-resistance of less than 10 ohms and an input capacitance of approximately 20 pF. It is also capable of operating in a wide range of amplitudes from 0V to 5V.

Analog Switches, Multiplexers, Demultiplexers are all mechanical devices and the AS1751S operates using a mechanical actuating mechanism. The mechanism works as follows: when a triggering signal is applied to one of the inputs of the AS1751S, its internal contacts open, allowing current to pass through the device.

When the triggering signal is removed, the contacts close, interrupting the current flow. Thus, the user can select the appropriate input signal by simply switching the ON/OFF state of the AS1751S contacts. The device has two inputs, typically labelled VA and VB, which allow the user to select between two input signals.

In addition to its mechanical operation, the AS1751S also offers a few extra features such as an integrated ESD protection. This feature ensures that the device is protected from the effects of electrostatic discharge. As a result of its ESD protection, the device is suitable for applications that require high levels of integration and protection. In addition, the AS1751S also offers a wide input voltage range of 0.5V to 5V.

The AS1751S is also a high-performance solution for applications that require high bandwidth and low propagation delay. It is capable of switching signals in the high frequency range and can be used in broadcast systems, digital video distribution and remote control. The high speed and low power consumption of this device also makes it suitable for use in battery-powered applications.

In addition to its application field and working principle, the AS1751S is also notable for its low Power-Consumption Operation. When switched from an ON state to an OFF state, the device only consumes 25mA. This low Power-Consumption Operation ensures that the device does not add unnecessary strain to the system’s power supply.

In conclusion, the AS1751S is a versatile and high-performance analog switch from American Micro products. Its wide operating temperature range, low power consumption and ESD protection make it ideal for a range of applications. The device is also notable for its low propagation delay and high frequency performance, making it suitable for use in digital video distribution, broadcast systems and remote control systems.

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