AD7899SR-1REEL7

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AD7899SR-1REEL7 is a data acquisition device, specifically categorized into Analog to Digital Converters (ADC) or a Digital to Analog Converter (DAC). This device is able to convert an analog input signal into a digital output signal. This type of ADC device is designed for applications that require a low power, high performance and cost effective solution. It is ideal for cost and space conscious applications such as mobile phones, tablets and portable devices. The AD7899SR-1REEL7 consists of a single 7-bit ADC providing resolution and a set of control interfaces to facilitate easy and fast communication between the application processor and the device.

Application Field

AD7899SR-1REEL7 provides an ideal solution for various applications such as biomedical instrumentation, industrial instrumentation, electronic test & measurement, navigation systems, and other applications where high accuracy and low power consumption is required. It can easily be integrated into existing systems such as medical systems, energy metering, test equipment, and also into alarm systems and security systems which require high accuracy.

In addition, this device can also be used in applications such as power monitoring, lighting control, automotive, process control and robotics. Its compact size and low power consumption make it a suitable option for low-cost and portable applications. The potential applications of the AD7899SR-1REEL7 are extensive and range from communications, consumer, to industrial and medical.

Working Principle

The AD7899SR-1REEL7 has an on-chip, 7-bit Analog-to-Digital Converter (ADC), providing an accurate digital representation of an analog signal ranging from 0 to 5 volts. The ADC operates in a successive approximation type, sampling data at a maximum rate of 10MS/s with no added noise. The ADC is connected to an 8-bit Digital-to-Analog Converter (DAC) which provides a voltage reference source for the ADC. Also, the analog input voltage is then compared to the voltage reference source (DAC) in order to digitize the analog input signal.

The control interfaces on the AD7899SR-1REEL7 are I2C, serial peripheral interface (SPI) and oscillator control. The I2C interface is used mainly in master-slave applications. The SPI interface is used mainly in uni-directional applications. The oscillator control is used mainly to adjust the frequency of the oscillator to ensure proper sampling of the signal from the device. Finally, the device is protected against both static discharge and overvoltage conditions.

In conclusion, the AD7899SR-1REEL7 is an ideal solution for applications requiring high accuracy and low power data acquisition. Its compact size and low power consumption make it suitable for low-cost and portable applications. The ADC is able to sample data at a maximum rate of 10MS/s with no added noise, and its control interfaces enable easy and fast communication between the processor and the device.

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