AD7993BRU-0

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Data Acquisition - Analog to Digital Converters (ADC) is one of the most popular types of converters in the field of digital systems. Among the ADC models, the AD7993BRU-0 has become an integral part of the data acquisition system and its application field has been growing steadily. Therefore, it is important to understand its working principles and application field in order to maximize the efficiency of its industrial use.

The AD7993BRU-0 is a low power, 10-bit, 4-channel Analogue to Digital Converter (ADC) designed for a wide range of applications. It is based on an internal 8-bit ADC and two high speed 8-bit A/D converters. It offers high precision, low noise operation and sampling rates up to 3.2Msps. This ADC is suitable for applications involving temperature and transducer signal conditioning, data acquisition systems and audio recording.

The AD7993BRU-0 operates from a single 3V power supply, with a max current consumption of 8.5mA. It has 4 single-ended inputs for each of the four inputs, with 1on-Chip reference voltage of 1.2V. The maximum sampling rate for the ADC is 3.2Msps. This ADC also has an on-Chip track-and-hold circuit which allows different sample rates for different channels.

The AD7993BRU-0 works on the principle of comparison. The analog input is compared to an internal reference voltage, and an 8-bit binary code is generated. This the 8-bit code is then converted to a 10-bit code by the two internal fast 8-bit A/D converters. This 10-bit code is then digitally transferred to the output port of the chip. This 10-bit code is then converted to the corresponding analog voltage using the look-up table. This is how analog to digital conversion takes place in the AD7993BRU-0.

The AD7993BRU-0 can be used in a wide range of applications, including industrial process control, medical systems, flow rate measuring systems, remote sensing, automotive electronics, and telecommunication systems. In industrial process controls, the ADC is used to measure temperature, pressure, flow rate and other physical parameters. In medical systems, the ADC is used to measure ECG and EEG signals. In automotive electronics, the ADC is used to measure engine speed, torque, and other engine parameters. In telecommunication systems, the ADC is used to convert analog audio signals into digital signals for transmission.

The AD7993BRU-0 is a versatile ADC with a wide range of applications. It ensures high precision and low noise operation, making it an ideal choice for applications requiring high fidelity signal acquisition. Its on-Chip track-and-hold circuit allows different sample rates for different channels, making it suitable for a variety of purposes. It is also very affordable, making it a great choice for hobbyists and professionals alike.

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