DG408LDQ-E3

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Interface Analog Switches, Multiplexers, Demultiplexers are electronic switches that allow one signal to be transferred between several circuits. DG408LDQ-E3 is a monolithic IC analog switch that features high off leakage current and low on-resistance. This type of switch is well suited for data acquisition systems because of its low power consumption and low distortion.

DG408LDQ-E3 is made up of four independent single-pole, double-throw (SPDT) switch devices on a single chip. It has a wide range of operating voltage from ±15V to ±50V, and a high input impedance of up to 10MO (1MO max). It can switch signals with a frequency up to 250MHz, making it ideal for high-speed applications. It also features low on-resistance of the channel and low off-leakage current, creating a very low-noise signal path.

DG408LDQ-E3 application field mainly includes test and measurement instruments, A/D converters, D/A converters, multiplexers, stereos and other related applications. As for its working principle, the switches are controlled by two control signals, S0 and S1, that select one of the four channels. The momentary movement of the control signal generates a sound, often referred to as “click”, which is a feature commonly found in analog switches that enable users to quickly identify the switch position.

DG408LDQ-E3 is not the most popular switch in the market, however, it offers high reliability, excellent performance, and low power consumption. Furthermore, Most signal switching and signal direction conditions have an output, such as DG408LDQ-E3, that allow it to be switched without affecting the electrical characteristics. This is a great advantage over mechanical switches. In conclusion, DG408LDQ-E3 is an excellent choice for applications where isolation and low noise operation are desired.

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