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DS1867 Datasheet(PDF) 1 Page - Dallas Semiconductor |
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DS1867 Datasheet(HTML) 1 Page - Dallas Semiconductor |
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1 / 14 page  1 of 14 102199 FEATURES § Nonvolatile version of the popular DS1267 § Low power consumption, quiet, pumpless design § Operates from single 5V or ±5V supplies § Two digitally controlled, 256-position potentiometers § Wiper position is maintained in the absence of power § Serial port provides means for setting and reading both potentiometers § Resistors can be connected in series to provide increased total resistance § 16-pin SOIC and 20-pin TSSOP for surface mount applications § Standard resistance values: - DS1867-10 ~ 10 k Ω - DS1867-50 ~ 50 k Ω - DS1867-100 ~ 100 k Ω § Operating Temperature Range: - Industrial: -40 °C to +85°C PIN DESCRIPTION L0, L1 - Low End of Resistor H0, H1 - High End of Resistor W1, W2 - Wiper End of Resistor VB - Substrate Bias SOUT - Wiper for Stacked Configuration RST - Serial Port Reset Input DQ - Serial Port Data Input CLK - Serial Port Clock Input COUT - Cascade Serial Port Output VCC - +5-Volt Supply Input GND - Ground NC - No Internal Connection DNC - Do Not Connect PIN ASSIGNMENT DS1867 Dual Digital Potentiometer with EEPROM www.dalsemi.com VB 1 14 VCC H1 2 13 SOUT L1 3 12 WO W1 4 11 HO RST 5 10 LO CLK 6 9 COUT GND 7 8 DQ 14-Pin DIP (300-mil) See Mech. Drawings Section VB 1 16 VCC NC 2 15 NC H1 3 14 SOUT L1 4 13 WO W1 5 12 HO RST 6 11 LO CLK 7 10 COUT GND 8 9 DQ 16-Pin SOIC (300-mil) See Mech. Drawings Section VB 1 20 VCC NC 2 19 DNC H1 3 18 DNC L1 4 17 SOUT W1 5 16 WO RST 6 15 HO CLK 7 14 LO DNC 8 13 COUT DNC 9 12 DNC GND 10 11 DQ 20-Pin TSSOP (173-mil) See Mech. Drawings Section |
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Similar Description - DS1867 |
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