Click to expand full text
Data Sheet
Quad Channel, 128-/256-Position, I2C, Nonvolatile Digital Potentiometer
AD5123/AD5143
FEATURES
10 kΩ and 100 kΩ resistance options Resistor tolerance: 8% maximum Wiper current: ±6 mA Low temperature coefficient: 35 ppm/°C Wide bandwidth: 3 MHz Fast start-up time < 75 μs Linear gain setting mode Single- and dual-supply operation Wide operating temperature: −40°C to +125°C 3 mm × 3 mm package
APPLICATIONS
Portable electronics level adjustment LCD panel brightness and contrast controls Programmable filters, delays, and time constants Programmable power supplies
GENERAL DESCRIPTION
The AD5123/AD5143 potentiometers provide a nonvolatile solution for 128-/256-position adjustment applications, offering guaranteed low resistor tolerance errors of ±8% and up to ±6 mA current density in