Part Number
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AD5251 |
Manufacturer
|
Analog Devices |
Description
|
Dual 64-/256-Position I2C Nonvolatile Memory Digital Potentiometers |
Published
|
Nov 4, 2005 |
Detailed Description
|
Data Sheet AD5251/AD5252
Dual 64-/256-Position I2C Nonvolatile Memory Digital Potentiometers
FEATURES
► AD5251: Dual 64...
|
Datasheet
|
AD5251
|
Overview
Data Sheet AD5251/AD5252
Dual 64-/256-Position I2C Nonvolatile Memory Digital Potentiometers
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 µs typ ► Resistance tolerance stored in nonvolatile memory ► 12 extra bytes in EEMEM for user-defined information ► I2C compatible serial interface ► Direct read/write access of RDAC and EEMEM registers ► Predefined linear increment/decrement commands ► Predefined ±6 dB step change commands ► Synchronous or asynchronous du...
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