X9420YV14I-2.7T1

Memory Type:	Non-Volatile
Base Part Number:	X9420
Supplier Device Package:	14-TSSOP
Package / Case:	14-TSSOP (0.173", 4.40mm Width)
Operating Temperature:	-40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ):	150
Temperature Coefficient (Typ):	±300 ppm/°C
Tolerance:	±20%
Features:	Selectable Address
Voltage - Supply:	±2.7 V ~ 5.5 V
Series:	XDCP™
Interface:	SPI
Resistance (Ohms):	2.5k
Number of Taps:	64
Number of Circuits:	1
Configuration:	Potentiometer
Taper:	Linear
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Data Acquisition – Digital PotentiometersDigital potentiometers are popularly used in a wide range of applications, such as powering automotive and industrial sensors, controlling a variety of process measurements, or setting up a detailed control system. Digital potentiometers offer many advantages to a variety of applications, including increased accuracy and control, low power, and ease of use. In this article, we will be discussing the application field and working principle of the X9420YV14I-2.7T1 digital potentiometer.The X9420YV14I-2.7T1 digital potentiometer is a high-resolution (12-bit), high-speed (3MHz), nonvolatile digital potentiometer featuring a 1,024 wiper position. Its power-saving feature allows for extended battery life due to its low supply current (1mA, max). This device is suitable for all industrial, medical, and automotive applications that require low power consumption, such as controlling the electrical output of a device, monitoring and controlling process measurements, and adjusting the gain of audio amplification units.The X9420YV14I-2.7T1 digital potentiometer operates using a resistance element and an electronic switching device to control the resistance. This is done when the selection inputs (S[1:0]) are set to the logic state and an analog control voltage is applied. The resistance between the wiper output and the adjustable resistance is adjusted by the analog voltage. This adjustment is done in increments that depend on the resolution of the device. For the X9420YV14I-2.7T1, the resolution is 12-bits, meaning that it can have a total of 4096 different wiper positions.The X9420YV14I-2.7T1 can be used in both single-ended and differential configurations. In a single ended configuration, an input voltage range is applied to pins A[0:2] of the device and the output voltage is taken from the W pin. In a differential configuration, the input voltage range is split between two pins (A1 and A2). This allows the output to be taken from the difference in the voltages at pins A1 and A2, providing an improved dynamic range.The X9420YV14I-2.7T1 has a standby mode which is used when the device is not actively being used, and this helps to further reduce power consumption. In standby mode, the wiper output is disconnected from the adjustable resistance, and the current consumption reduces to 1µA. This helps to increase the life of the device, as well as the batteries in which it is used.Overall, the X9420YV14I-2.7T1 digital potentiometer has numerous advantages due to its low power consumption and easy to use design. Its flexibility in both the single and differential configurations, combined with its resolution of 12-bits, make it an ideal choice for many applications. Its low power consumption makes it suitable for powering automotive and industrial sensors, controlling process measurements, and setting up a detailed control system.

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