DG211CJZ

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The DG211CJZ from Analog Devices is an ultra low power, single-channel, dual bidirectional CMOS analog switch. This compact device features two independently controlled switches in a single package for applications that require two switching pathways with no cross-talk. It is suitable for a large range of applications, such as analog or digital signal routing, sample and hold circuits, automatic gain control and multiplexing. In addition, the device\'s low voltage and low power consumption makes it ideal for portable, battery powered devices.

The DG211CJZ is a single-channel dual bidirectional CMOS analog switch, meaning that it has two channels inside a single package and each channel can switch in either direction. The two independent switches are controlled by the digital enable/disable input, which is by default off, so the switches are off when the enable/disable pin is left floating. The DG211CJZ can handle both differential and single-ended signals and has high on-resistance and low off-capacitance.

When switching signals, the DG211CJZ has an on-resistance of typically 20 ohms for differential signals and 30 ohms for single-ended signals. At the same time, the device features low turn-off and turn-on leakage currents, allowing for low power consumption when in use. Furthermore, the device has a wide temperature range from -40°C to 85°C. In addition, the DG211CJZ is available in a variety of packages, including SOT23, MSOP, and SOIC.

The working principle of the DG211CJZ is relatively straightforward. The digital enable/disable pin is used to control the on/off stage of the two switches. If the enable/disable pin is set to a high voltage, the switches are closed and the signal can pass through, while if it is set to a low voltage, the switches are open and the signal is blocked. The device needs a minimum voltage of 5V to be fully operational, with a maximum voltage of 10V.

The DG211CJZ is an ideal choice for applications that require single-channel dual bidirectional routing of analog signals. It is well suited for use in battery powered applications, due to its low voltage and low power consumption features. It can also be used in multiplexing, sample and hold circuits, and automatic gain control applications. The device is available in a wide range of packages, so it can be easily integrated into existing designs. The DG211CJZ is a versatile and reliable switch, offering an efficient and cost-effective solution for many of today\'s analog switching needs.

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