DS1868E-100/T&R

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Data Acquisition technology has been evolving rapidly over the years and the advent and advancement of digital potentiometers has only accelerated the rate of this evolution. The DS1868E-100/T&R from Dallas Semiconductor is a powerful example of the digital potentiometers of today that offers a wide range of features and is becoming increasingly popular. This article examines the application field and working principle of the DS1868E-100/T&R.

The DS1868E-100/T&R is a 10-Bit non-volatile digital electronic potentiometer (DELP). It has programmable resistance and temperature coefficient characteristics. It is a low-cost, low-power, 10-bit digital electronic potentiometer (DELP) that can be used in a wide variety of both industrial and consumer applications. It is designed to give the user a comprehensive control system that can be used to control voltage level, current flow, or any other parameter in an application.

In terms of features, the DS1868E-100/T&R digital potentiometer offers a 10-bit resolution and a wide range of resistance values from 0 to 10K of resistance. Additionally, it features a temperature-compensated capacitance multiplier so that it can be used effectively in a wide range of temperature environments. It is also built with an internal 10KΩ reference resistance for improved accuracy and repeatability.

The DS1868E-100/T&R is designed to be used in applications where there is a need for external resistance control. These applications include programmable attenuator networks, voltage regulators, and DACs. It can also be used in a variety of consumer audio applications, such as equalizers, dynamic range compressors, and volume controls.

The DS1868E-100/T&R digital potentiometer is quite easy to use. To program it, all you need to do is supply an appropriate voltage to the programming voltage input pin. The programming voltage is then converted to a numerical value by the digital potentiometer resistor and is stored internally in the digital potentiometer memory. The resistance value can then be changed or adjusted as desired.

To understand the working principle of the DS1868E-100/T&R, it is important to understand its basic construction. The device consists of two digital potentiometer wiper terminals, the reference voltage supply, and the programmable resistor which is a 10-bit digital potentiometer. The reference voltage supplies a digital code which is connected to the programmable resistor. This code acts as an input as well as an output. The resistor adjusts the output voltage of the device by stepping through ten discrete steps either up or down.

The programmable resistor of the DS1868E-100/T&R is designed and constructed using cutting-edge semiconductor technology. This technology enables the resistance to be extremely accurate and stable, even over temperature extremes and power supply variation. The device also has a wide range of programming options, including resistance and temperature coefficients, to ensure the end user has the best control and performance from the device.

In conclusion, the DS1868E-100/T&R digital potentiometer is a powerful device that offers a wide range of features, including excellent temperature stability and accuracy, low power consumption and wide resistance range. It is designed to be used in a variety of applications, including attenuator networks, voltage regulators and audio applications. The device also utilizes state-of-the-art digital technology, allowing for programmable resistance values and temperature coefficients. This makes it an ideal choice for those looking to quickly and easily control a wide range of parameters, without the need for complicated control systems.

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