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Quad 256-Position I2C Nonvolatile Memory, Digital Potentiometer
Analog Devices Inc.
Description
The AD5253/AD5254 are quad channel, I2C, nonvolatile memory, digitally controlled potentiometers with 64/256 positions, respectively. These devices perform the same electronic adjust-ment functions ...
Features
AD5253: Quad 64-position resolution; AD5254: Quad 256-position resolution 1 k?, 10 k?, 50 k?, 100 k? Nonvolatile memory1 stores wiper settings with write protection Power-on refreshed to EEMEM settings in 300 ?s typ EEMEM rewrite time = 540 ?s typ Resistance tolerance stored in nonvolatile memory 12 extra bytes in EEMEM for user-defined information I2C? compatible serial interface Direct read/write accesses of RDAC2 and EEMEM registers Predefined linear increment/decrement commands Predefined ±6 dB step change commands Synchronous or asynchronous quad channel update
Related Datasheets
| Part Number | Description | Category |
| • AD5161 | 256 Position SPI/I2C Selectable Digital Potentiometer | Cards and Modules |
| • AD5165 | 256-Position, Ultralow Power 1.8 V Logic-Level Digital Potentiometer | Cards and Modules |
| • AD5170 | 256-Position, Two-Time Programmable, I2C Digital Potentiometer | Cards and Modules |
| • AD5172 | 256-Position, One-Time Programmable, Dual-Channel, I2C Digital Potentiometer | Cards and Modules |
| • AD5200 | 256- (AD5200) and 33-Position (AD5201) Digital Potentiometers | Cards and Modules |
| • AD5204 | 4-Channel Digital Potentiometer | Cards and Modules |
| • AD5206 | 6-Channel Digital Potentiometer | Cards and Modules |
| • AD5242 | Dual-Channel, I2C? Compatible, 256 Position, Digital Potentiometer | Cards and Modules |
| • AD5243 | 256-Position Dual Channel I2C Compatible Digital Potentiometer | Cards and Modules |
| • AD8403 | 4-Channel Digital Potentiometer | Cards and Modules |
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