DG411LEDJ-GE3

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DG411LEDJ-GE3 Application Field and Working Principle

DG411LEDJ-GE3 is an analog switch, multiplexer, and demultiplexer, developed by Intersil. It is designed for applications such as switching and routing of signals within capacitive loads, allowing for fast switching and stable systems. The device features an integrated differential amplifier, which allows the device to detect very small input signals and switch them on or off.

Features

• High leakage current: I_LEAK = 5uA max
• High input resistance: R_IN = >3Mohms
• Break-before-make design: Can be used to phase-shift signals
• High ESD protection: >7000V HBM
• Standard molded packages: Increases signal integrity

Applications

• Signal switching and routing
• Media interfaces
• Analog signal distribution networks
• Instrumentation
• Agile format conversion

Working Principle

The DG411LEDJ-GE3 operates primarily by switching analog signals on and off. It contains two independently controlled switch devices with beak-before-make capability. A broad range of input and output features are available, including single-ended, differential, and rail-to-rail signals.

The device contains an integrated differential amplifier which allows for the detection of small input signals. The amplifier is powered by a regulated voltage reference and often receives power from an external power source. The amplifier is designed to work in a wide range of operating temperatures and has excellent noise immunity.

The DG411LEDJ-GE3 also has built-in clamping for each switch, providing excellent protection against ESD and transients. The clamping is adjustable and can be tailored to specific applications. A wide range of protection functions are available, including over-voltage protection, short circuit protection, and ESD protection.

The device can be used to switch and route signals within capacitive loads, and can also be used in any application where analog signals need to be routed or switched rapidly. It is ideal for applications that require high speed, precision, and reliability.

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