DS1667 Digital Resistor with OP AMP www.
dalsemi.
com FEATURES Two digitally controlled 256-position potentiometers Serial port provides means for setting and reading both potentiometers Resistors can be connected in series to provide additional resolution Default wiper position on power up is 50% Resistive elements are temperaturecompensated to +20% end to end Two high-gain, wide bandwidth operational amplifiers Low power CMOS design Applications include analog-to-digital and digital-to-analog converters, variable oscillators, and variable gain amplifiers 20-pin DIP package or optional 20-pin SOIC surface mount package Operating temperature range - Commercial: 0°C to 70°C Resistance values: ...

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