AD5258EVAL Datasheet PDF - ADI

GENERAL DESCRIPTION

●The AD5258 provides a compact, nonvolatile 3 mm × 4.9 mm packaged solution for 64-position adjustment applications. These devices perform the same electronic adjustment function as mechanical potentiometers1  or variable resistors, but with enhanced resolution and solid-state reliability.

●FEATURES

●Nonvolatile memory maintains wiper settings

●64-position

●Compact MSOP-10 (3mm × 4.9 mm) package

●I

●2

●C®-compatible interface

●VLOGIC pin provides increasedinterface flexibility

●End-to-end resistance 1 kΩ, 10kΩ, 50kΩ, 100 kΩ

●Resistance tolerance stored in EEPROM (0.1% accuracy)

●Power-on EEPROM refresh time<1 ms

●Software write protect command

●Three-stateAddress Decode Pins AD0and AD1 allow 9 packages per bus

●100-year typical dataretention at 55°C

●Wide operating temperature −40°C to+85°C

●3 V to5V single supply

●APPLICATIONS

●LCD panel VCOMadjustment

●LCD panel brightness and contrast control

●Mechanical potentiometer replacement in new designs

●Programmable power supplies

●RF amplifier biasing

●Automotive electronics adjustment

●Gain control and offset adjustment

●Fiber to the home systems

●Electronics level settings