AD7893BR-2

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The AD7893BR-2 is a CMOS Analog-to-Digital Converter (ADC) designed for precision data acquisition in communication systems, process control, instrumentation and medical applications. The AD7893BR-2 has a 12-bit resolution and provides an excellent signal-to-noise ratio (SNR). The device is fully specified in both analog and digital domains, allowing designers to achieve the best signal-to-noise and distortion performance within the wide dynamic range of the device. The AD7893BR-2 also offers a wide input dynamic range, with excellent linearity, and is capable of handling signals from ±10V with 1V range, as well as signals from 10mVpp to 1Vpp with 10mV range.

The AD7893BR-2 offers a variety of features designed to simplify the design effort, including high resolution input bias currents for driving high-impedance sources, low voltage reference buffers, temperature compensation, and low jitter clock input. The device is also designed to minimize noise and power consumption, making it suitable for both battery-powered and highly sensitive applications.

The AD7893BR-2 is available in a 16-pin narrow package (SOIC and SSOP), and is constructed using a standard CMOS process. The device features an on-chip calibration, with an internal waveform generator, allowing the user to easily perform calibration adjustments.

The AD7893BR-2 is designed for applications that require high-resolution, data acquisition or signal processing. The device has an input dynamic range of ±10V with 1V range, and 10mVpp to 1Vpp with 10mV range, providing excellent linearity across its entire input range. The device also offers an excellent signal-to-noise ratio of 85dBc, and comes with proprietary input bias current that can handle signals from 10mVpp to 1Vpp. The device also offers a low-noise reference buffer, allowing the user to easily and accurately set the reference level at any point.

The AD7893BR-2 also offers a number of features that help to simplify the design process, such as an internally generated waveform generator and temperature compensation. The device also includes an integrated dual-slope conversion, allowing the user to optimize the data acquisition process for a variety of signals. Finally, the device offers a low power consumption, making it suitable for battery-powered applications.

In summary, the AD7893BR-2 is a 12-bit precision Analog-to-Digital Converter designed for both communication systems, process control and instrumentation applications. The device offers excellent linearity across its input range, as well as a high signal-to-noise ratio. The device also offers an internal calibration feature, low voltage reference buffer, temperature compensation, and low jitter clock input for easier design efforts. Finally, the device features low power consumption, making it suitable for both battery-powered and highly sensitive applications.

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