ISL23325TFVZ-TK

Memory Type:	Volatile
Base Part Number:	ISL23325
Supplier Device Package:	14-TSSOP
Package / Case:	14-TSSOP (0.173", 4.40mm Width)
Operating Temperature:	-40°C ~ 125°C
Resistance - Wiper (Ohms) (Typ):	70
Temperature Coefficient (Typ):	45 ppm/°C
Tolerance:	±20%
Features:	Selectable Address
Voltage - Supply:	1.2 V ~ 5.5 V, 1.7 V ~ 5.5 V
Series:	XDCP™
Interface:	I²C
Resistance (Ohms):	100k
Number of Taps:	256
Number of Circuits:	2
Configuration:	Potentiometer
Taper:	Linear
Part Status:	Active
Packaging:	Tape & Reel (TR)

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ISL23325TFVZ-TK Application Field and Working Principle

The ISL23325TFVZ-TK is a digital potentiometer that is used for several applications to measure and control changes in resistance. Typically, the device is used in applications that involve linear control and that have a need for precise changes in resistance. The device is resilient, robust and can operate in a range of conditions including higher-humidity environments.The ISL23325TFVZ-TK has two operating modes: a single-channel mode and a dual-channel mode. In the single-channel mode, the device has an integrated register that allows for a maximum change in resistance of 65KΩ. The register is programmed through an SPI or I2C serial interface which allows for flexibility in the range of applications. The dual-channel mode provides the user with a total change in resistance of up to 130KΩ. In this case, the register is split into two registers, each of which is programmed through the same serial interface.The ISL23325TFVZ-TK is primarily used in data acquisition and linear control applications. For example, it can be used to control the gain of an audio amplifier or the temperature of a cooling system. It can also be used to control the speed of a motor or to fine-tune the sensitivity of an analog-to-digital converter. Other applications include controlling the gain of a strain gauge or controlling the gain of an optoelectronic system.In terms of its working principle, the ISL23325TFVZ-TK works by measuring and controlling changes in resistance. The device consists of a resistor and a switch, which are connected to a voltage source. When the switch is closed, the two components form a voltage divider circuit. The resistor\'s resistance is changed by sending a digital value via the SPI/I2C interfaces. This value controls the amount of current that passes through the resistor, which changes the resistance of the resistor. The resulting "scaled" output (resistance) is then sent to the controller which can use it to perform the desired action or produce the desired result.In conclusion, the ISL23325TFVZ-TK is a data acquisition and linear control device that is used for measuring and controlling changes in resistance in order to achieve desired results. This device is typically used in data acquisition and linear control applications such as audio amplifier gain control, motor speed control and optoelectronic system control. It works by measuring and controlling changes in resistance using a resistor, a switch and a voltage source connected in a voltage divider circuit. The resistor\'s resistance is controlled by a digital value which is sent to the controller which then produces the desired output.

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