ISL90462UIH627-TK

Memory Type:	Volatile
Base Part Number:	ISL90462
Supplier Device Package:	SOT-23-6
Package / Case:	SOT-23-6
Operating Temperature:	-40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ):	600
Temperature Coefficient (Typ):	±35 ppm/°C
Tolerance:	±20%
Features:	--
Voltage - Supply:	2.7 V ~ 5.5 V
Series:	XDCP™
Interface:	Up/Down (U/D, CS)
Resistance (Ohms):	50k
Number of Taps:	32
Number of Circuits:	1
Configuration:	Rheostat
Taper:	Linear
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Data Acquisition - Digital Potentiometers

Digital potentiometers are a type of data acquisition device used in a variety of applications. They are designed to measure the value of a parameter (such as resistivity, current, or voltage) by means of a resistive element. The ISL90462UIH627-TK (hereinafter referred to as the ISL90462) is a digital potentiometer developed by Intersil Corporation. It is designed to provide precise resistance control with a wide operating temperature range and minimal power consumption.

Overview and Features of the ISL90462

The ISL90462 is an 8-bit programmable voltage output digital potentiometer. It has a total resistance range of 65kΩ and a single-step resolution of 28mΩ. The device features low power consumption, a wide operating temperature range of -40°C to 85°C, and a high impedance multiplexed vega input interface. The device also supports a two-bit interface for both digital control and analog evaluation of its resistance.

ISL90462 Application Field

The ISL90462 is a versatile device suitable for a broad range of applications. It can be used as an adjustable voltage divider, adjustable voltage source, or adjustable current shunt. The ISL90462 can also be used in signal conditioning applications, particularly in LCD display and medical imaging systems. In these applications, it is used to adjust the gain or offset of analog signals, providing fine-grained control over signal integrity and accuracy.

ISL90462 Working Principle

The working principle of the ISL90462 is based on the use of a current digital control source to control the device’s internal resistive element. This element is connected by two terminals, the input and the output. A reference voltage is applied to the input and the output is adjusted by the current from the digital control source in order to achieve a desired resistance value. The device can then be used to measure or control the value of the parameter being monitored.

Conclusion

The ISL90462 is a versatile, low power consumption digital potentiometer used for a variety of data acquisition applications. It features a wide operating temperature range and a high impedance multiplexed vega input interface. The device is capable of measuring resistivity, current, and voltage, and can be used as an adjustable voltage divider, adjustable voltage source, or adjustable current shunt. The working principle of the ISL90462 is based on the use of a current digital control source to control its internal resistive element.

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