Data Sheet Quad 64-/256-Position I2C Nonvolatile Memory Digital Potentiometers AD5253/AD5254 FEATURES AD5253: quad 64-position resolution AD5254: quad 256-position resolution 1 kΩ, 10 kΩ, 50 kΩ, 100 kΩ Nonvolatile memory1 stores wiper settings w/write protection Power-on refreshed to EEMEM settings in 300 µs typ EEMEM rewrite time = 540 µs typ Resistance tolerance s

a FEATURES 256 Position Multiple Independently Programmable Channels AD5204—4-Channel AD5206—6-Channel Potentiometer Replacement 10 k⍀ , 50 k ⍀, 100 k ⍀ 3-Wire SPI-Compatible Serial Data Input +2.7 V to +5.5 V Single Supply; ؎ 2.7 V Dual Supply Operation Power ON Midsc

ESMT/EMP Features       Supply voltage range: 3.0 V to 5.5 V 10mA static operation current <1uA shutdown current 64 step DC volume control from -75 to +24dB Overload and thermal protection Loudspeaker Output power @ 10% THD+N  1.6W/CH into 8 loudspeaker �