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
