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AD5251 - Dual 64-/256-Position I2C Nonvolatile Memory Digital Potentiometers

AD5251 Description

Data Sheet AD5251/AD5252 Dual 64-/256-Position I2C Nonvolatile Memory Digital Potentiometers .
The AD5251/AD52521 are dual-channel, I2C, nonvolatile memory, digitally controlled potentiometers with 64/256 positions, respectively.

AD5251 Features

* AD5251: Dual 64-position resolution
* AD5252: Dual 256-position resolution
* AD5251: 50 kΩ
* AD5252: 1 kΩ, 10 kΩ, 50 kΩ, 100 kΩ
* Nonvolatile memory stores wiper setting w/write protection
* Power-on refreshed with EEMEM settings in 300 µs typ
* EEMEM rewrite time = 540

AD5251 Applications

* Mechanical potentiometer replacement
* General-purpose DAC replacement
* LCD panel VCOM adjustment
* White LED brightness adjustment
* RF base station power amp bias control
* Programmable gain and offset control
* Programmable voltage-to-current conversion
* Progra

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Dual 64- 256-Position I2C Nonvolatile Memory Digital Potentiometers Analog Devices
Analog Devices AD5251-like datasheet