AD5251BRUZ100-RL7

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Taper:	Linear
Configuration:	Potentiometer
Number of Circuits:	2
Number of Taps:	64
Resistance (Ohms):	100k
Interface:	I²C
Memory Type:	Non-Volatile
Voltage - Supply:	2.7 V ~ 5.5 V, ±2.25 V ~ 2.75 V
Features:	Selectable Address
Tolerance:	±20%
Temperature Coefficient (Typ):	650 ppm/°C
Resistance - Wiper (Ohms) (Typ):	200
Operating Temperature:	-40°C ~ 105°C
Package / Case:	14-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	14-TSSOP
Base Part Number:	AD5251

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Data Acquisition - Digital PotentiometersDigital Potentiometers, also known as rheostats, are electrical components designed to accurately control and measure the resistance of a device or circuit. The AD5251BRUZ100-RL7 digital pot is a two-channel device from Analog Devices that is used in a variety of applications, such as DAC trimming, multi-channel data acquisition systems, and adjustable reference sources.The AD5251BRUZ100-RL7 consists of two independent 10-bit digital potentiometers, allowing for a wide variety of adjustable resistance settings up to 1000 ohms. It is controlled by a four-wire interface (SPI) and is able to accept voltages of up to 5.5V. The device is available in a 10-lead MSOP package and is generally used in high-performance systems requiring multiple channels of varying resistance.The digital pot also features a write protection register, allowing the user to protect data from erasure or alteration. This feature is often used to protect settings of the pot in case of power fluctuations or accidental erasure.The AD5251BRUZ100-RL7 uses a resistor ladder network topology to control the resistance of the device. This topology utilizes a series of resistors that are arranged in an increasingly larger ratios, known as the ratio code. The resistance is set by the number of resistors that are enabled in the ladder. This setup allows for high accuracy and linearity, making it an ideal choice for precision measurements.The AD5251BRUZ100-RL7 can be used in a variety of applications that require a high degree of accuracy and repeatability. From data acquisition systems to adjustable reference sources, the digital pot makes it easy to obtain accurate resistance control. It is also used in DAC trimming, which is the process of calibrating DACs to a desired reference voltage.In addition, the pot is well-suited for applications that require the user to frequently adjust the resistance of a device or circuit. With the four-wire interface, the user is able to access the device quickly and accurately, and it’s also easy to protect settings from accidental erasure or alteration. All in all, the AD5251BRUZ100-RL7 is an ideal choice for applications that require precision control of resistance.

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