AD9221ARSZ

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Data Acquisition - Analog to Digital Converters (ADC) play an important role in many electronic systems, providing the means to convert analog signals into digital data. One such ADC is the AD9221ARSZ, a 16-bit, low-power analog-to-digital converter (ADC) with integrated on-chip reference and temperature sensor. This device offers up to 808 KHz of sample rate, making it suitable for a variety of applications, from medical instruments to communication systems. In this article, we will discuss the application field for the AD9221ARSZ and its working principle.

Application Field

The AD9221ARSZ is designed for low power, high-speed data acquisition in applications requiring 16-bit precision accuracy. It is suited for a wide range of applications, such as instrumentation, medical equipment, audio and video systems, sensors, industrial controls, communications systems, and others. This device is especially well-suited for use in portable and handheld systems due to its low power consumption and small operating footprint.

The AD9221ARSZ can be used in systems requiring higher data acquisition rates then can be provided by micropower LCD controllers or analog-to-digital converters (ADCs) limited to 12 bits or less of resolution. Its low power consumption allows the device to be used in battery operated systems. The device offers up to 808 KHz of sample rate, making it suitable for a wide range of sampling applications.

The AD9221ARSZ can be used in applications such as portable instrumentation, medical equipment, and communications systems. Its low power consumption is ideal for use in medical and portable instrumentation, such as environmental testing, where size and weight are key design considerations. The device’s high-speed, high-resolution capabilities enable it to be used in medical imaging equipment, medical instruments and communication systems.

Working Principle

The AD9221ARSZ uses a successive approximation (SAR) data acquisition architecture. SAR is a highly efficient and reliable data acquisition method that can be performed quickly and accurately. SAR works by comparing the input signal to a reference, then making successive comparisons to determine the conversion result. The AD9221ARSZ uses 16-bit conversions, making it suitable for applications that require high-resolution accuracy. The SAR method also allows for simple and fast data acquisition with less than one instruction per conversion.

The AD9221ARSZ incorporates an on-chip reference and temperature sensor. The on-chip reference and temperature sensor help the device achieve more accurate readings by taking into account factors such as ambient temperature and current noise. The integrated on-chip reference and temperature sensor also allow for temperature compensation, which is especially important in applications like medical imaging and instrumentation, where precision is of the utmost importance.

The AD9221ARSZ also features a power-saving auto power-down feature. This feature ensures that only the minimum amount of power is used for conversions. When the device is not actively using its conversion circuits, the auto power-down feature shuts down those circuits to further reduce power consumption.

In summary, the AD9221ARSZ is a 16-bit precision analog-to-digital converter (ADC) with integrated on-chip reference and temperature sensor. It is suitable for a variety of applications, such as instrumentation, medical equipment, audio and video systems, sensors, industrial controls, communications systems and others. The device uses a successive approximation data acquisition technique and includes an on-chip reference and temperature sensor to provide more accurate readings. It also features an auto power-down feature to reduce power consumption when not in use.

The specific data is subject to PDF, and the above content is for reference