X9317UM8T1

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Data acquisition is the process of measuring an analogue or digital signal or quantity. Digitally programmable potentiometers (DPPs) are very useful components in a data acquisition system, as versatile controls for gain and attenuation, as interactive displays, as RF attenuators, as trimming elements in oscillator circuits, as amplitude and phase controls in mixers, and as voltage dividers. X9317UM8T1 is an excellent example of a DPP. This paper will discuss the X9317UM8T1\'s application field and working principle.

The X9317UM8T1 is an 8-bit CMOS linear digital potentiometer featuring 256 wiper steps and an on-chip 5KΩ resistor. This digital potentiometer is ideal for digital tuning in embedded systems, such as digital audio, set-top boxes, digital TV, digital radio, etc. With a resistance range of 0 up to 5KΩ, the X9317UM8T1 can be used in a wide variety of different applications.

The X9317UM8T1 is designed to optimize size and use a 3-wire interface to provide 256 segments of resolution for control purposes. It features low current consumption, high linearity, low noise, high impedance and has an on-chip EEPROM for storing potentiometer settings. The X9317UM8T1 is an ideal part for implementing digitally programmable potentiometers.

In terms of working principle, the X9317UM8T1 consists of an on-chip resistor, a wiper, and an EEPROM. The resistor, connected to a digital port, is connected to a wiper and an EEPROM. Each digital port can be programmed to set the resistance at any given value between 0 and 5KΩ. The digital port also allows for the programming of the EEPROM to store the potentiometer setting. The wiper is connected to the output, which can be connected to an external circuit.

When the digital port is programmed, the resistor’s value is adjusted so that the wiper’s resistance is set at the programmed value. The EEPROM can also be programmed to store the current potentiometer setting, allowing for non-volatile storage. When the output voltage is measured, the wiper’s resistance will determine the exact output voltage.

The X9317UM8T1 is a versatile component that can be used in a variety of different applications, such as gain and attenuation control, interactive displays, RF attenuation, oscillator trimming, and more. Its small size and low power consumption make it ideal for embedded systems, where size and power consumption are often of primary concern. Its simplicity of use and high linearity also make it ideal for applications that require accurate control of a resistance setting.

In conclusion, the X9317UM8T1 is a versatile, low-power digital potentiometer featuring an on-chip 5KΩ resistor and 256 wiper steps. It is ideal for digital tuning applications, with an on-chip EEPROM for persistent storage of potentiometer settings. Its ease of use, low power consumption, and small size make it ideal for embedded systems.

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