VCC GND L0, L1 H0, H1 W0, W1 VB SOUT
RST
DQ CLK COUT NINV0, NINVI INV0, INVI OUT0, OUT1
- +5-Volt Supply - Ground - Low End of Resistor - High End of Resistor - Wiper End of Resistor - Substrate Bias and OP AMP Negative Supply - Wiper for Stacked Configuration - Serial Port Reset Input - Serial Po
Key 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.
Full PDF Text Transcription for DS1667 (Reference)
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DS1667. For precise diagrams, and layout, please refer to the original PDF.
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 ...
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otentiometers 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: RESOLUTION -3 dB POINT DS1667-1