X9409WS24IZ-2.7

Memory Type:	Non-Volatile
Base Part Number:	X9409
Supplier Device Package:	24-SOIC
Package / Case:	24-SOIC (0.295", 7.50mm Width)
Operating Temperature:	-40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ):	50
Temperature Coefficient (Typ):	±30 ppm/°C
Tolerance:	±20%
Features:	Selectable Address
Voltage - Supply:	2.7 V ~ 5.5 V
Series:	XDCP™
Interface:	I²C
Resistance (Ohms):	10k
Number of Taps:	64
Number of Circuits:	4
Configuration:	Potentiometer
Taper:	Linear
Part Status:	Obsolete
Packaging:	Tube

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X9409WS24IZ-2.7 Digital Potentiometer: Application Field and Working PrincipleThe X9409WS24IZ-2.7 digital potentiometer is a multi-stage linear array device that integrates a variable resistor with a switch to create a digital potentiometer on a single IC. It is used to control resistance functions in a variety of applications including industrial and home automation, motor control, audio equipment, logic and telecommunication systems, and more. This device features a digitally controllable, resistive element that can be programmed to offer the desired selection of two matching resistance values among multiple stages.Application FieldThe X9409WS24IZ-2.7 digital potentiometer is a popular IC for controlling resistance functions in electronics applications. It is extensively used for precision resistor selection and for controlling resistance to control circuits and as a precision resistor in feedback networks. It is also commonly used for trimming and adjustment for circuits, for controlling output impedance of filters, and for voice-coil motor control. Since it has good linearizing capabilities, it is used in all kinds of industrial, consumer, and home automation applications, including but not limited to light dimming, HVAC system control, motor speed control, audio equipment, logic and communication systems, and more.Working PrincipleThe X9409WS24IZ-2.7 digital potentiometer includes a switch array consisting of N digital switches (typically N = 8, 16, or 24), where each switch can be programmed to select between two volumn levels of resistance for any stage. When a digital bit is sent to the device, the resistor value is tuned towards either resistance level, enabling precise selection of one of the two resistance values. This device eliminates errors that may occur as a result of analog potentiometers, as the value can be precisely switched and programmed. Furthermore, it offers improved linearity and tracking compared to analog potentiometers.The X9409WS24IZ-2.7 offers an operating voltage range of 5 - 28V and a broad temperature range of -40 - +85°C. It is housed in a 5mm x 7mm SOIC-8 package, making it ideal for integration into a variety of industrial and consumer applications. ConclusionThe X9409WS24IZ-2.7 is a highly versatile digital potentiometer designed for use in a wide range of industrial, home automation, and consumer applications, offering high linearity, low temperature coefficient and reduced error. It is ideal for applications that require precise selection and adjustment of resistance, offering controlled resistive switching for maximum performance.

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