256-position/ ultralow power 1.8 v logic-level digital potentiometer.
Ultralow standby power IDD = 50 nA typical 256-position End-to-end resistance 100 kΩ Logic high voltage 1.8 V Power supply 2.7 V to 5.5 V Low temperature coefficient 35 p.
Battery-operated electronics adjustment Remote utilities meter adjustment Mechanical potentiometer replacement Transduce.
...... 6 Typical Performance Characteristics ..... 7 Test Circuits..... 11 3-Wire Digital Interface..... 12 Theory of Operation 13 Programming the Variable Resistor . 13 Programming the Potentiometer Divider . 14 3-Wire Serial Bus Digital Interface .
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