AD7873ARQZ

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 is a field of electronics that involves the sampling of data from devices such as transducers and sensors. The goal is to convert physical phenomena such as temperature, voltage, and sound into usable signals. Touch screen controllers are a type of data acquisition system that use touch signals to interface with electronic devices. The AD7873ARQZ is an example of such a controller. It is capable of sensing and transferring data signals through the use of its capacitive touch sensing functionality.

The AD7873ARQZ is a low-power, low-voltage analog circuit designed for use with an LCD display. It features a fast response time, low power consumption, and a wide operating voltage range. The integrated capacitive touch sensing technology enables the controller to detect contact from both a finger or a stylus. This technology is based on the electrical charge between the user and the touch panel. The controller senses the capacitance changes in each panel when touch is detected.

The AD7873ARQZ includes a 12-bit current-source digital-to-analog converter (DAC). This DAC is capable of providing up to 3.2V output. It also includes a low-power timer and a digital signal processor for signal processing. The processor and timer were designed to minimize power consumption, allowing the device to be used in portable applications. The controller is compliant with the Windows Mobile 6.0 operating system, which enables it to be used with handheld and mobile devices.

The AD7873ARQZ is designed to operate in a variety of conditions. It features a wide operating temperature range of -40°C to +85°C. It is also designed to withstand vibration and shock, making it suitable for use in harsh environments. The controller is RoHS compliant and meets the requirements of the UL and CE standards.

The AD7873ARQZ supports a variety of data acquisition functions. It is capable of performing complex signal processing operations such as signal filtering, signal detection and signal de-skewing. It includes a number of digital interfaces such as I²C and SPI, which can be used to communicate with external devices. It also includes a potential measurement system, which allows it to measure the potential difference between primary and secondary power supplies. This feature is particularly useful for battery operated devices.

The AD7873ARQZ application field is wide-ranging. It is often used in industrial applications for data acquisition and control, as well as in medical, automotive and consumer electronics. In addition, it is often used in applications where low power and high accuracy are required, such as in energy harvesting systems. The controller is also used in many embedded systems. In addition, the design of the controller makes it well suited for applications where noise immunity and robustness are required.

The working principle of the AD7873ARQZ is based on its capacitive touch sensing technology. The touch panel is connected to one of the input pins of the controller, while all other pins are connected to ground. When a finger, stylus or any other conductive object is placed on the touch panel, a current flows through the panel, creating a capacitance between the finger and the panel. This capacitance change is detected by the controller and converted into a signal, which is then sent to the host processor.

The AD7873ARQZ is a highly effective touch screen controller, suitable for a wide range of applications. Thanks to its integrated capacitive touch sensing technology, low power consumption, and robust design, it is capable of providing reliable and accurate data acquisition. Its wide operating temperature range, compliant with both the CE and UL standards, make it an ideal choice for a variety of applications.

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