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DS1669 Datasheet(PDF) 1 Page - Dallas Semiconductor |
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DS1669 Datasheet(HTML) 1 Page - Dallas Semiconductor |
1 / 10 page ECopyright 1995 by Dallas Semiconductor Corporation. All Rights Reserved. For important information regarding patents and other intellectual property rights, please refer to Dallas Semiconductor data books. DS1668, DS1669, DS1669S DallastatTM Electronic Digital Rheostat DS1668, DS1669, DS1669S 081895 1/10 FEATURES • Replaces mechanical variable resistors • Available as the DS1668 with manual interface or the DS1669 integrated circuit • Human engineered interface provides easy control with DS1668 • Electronic interface provided for digital as well as manual control • Wide differential input voltage range between 4.5 and 8 volts • Wiper position is maintained in the absence of power • Low cost alternative to mechanical controls • Applications include volume, tone, contrast, bright- ness, and dimmer control • 8–pin SOIC and 8–pin DIP packages for DS1669 • Standard resistance values for Dallastat – DS1668/DS1669–10 ~ 10KΩ – DS1668/DS1669–50 ~ 50KΩ – DS1668/DS1669–100 ~ 100KΩ • Operating Temperature Range – Commercial: 0 °C to 70°C; DS1668, DS1669 – Industrial: –40 °C to +85°C; DS1669 PIN ASSIGNMENT DS1668 NC D RH -V RW +V PIN 1 INDICATOR TOP VIEW 123 654 INTEGRATED PUSHBUTTON PIN ASSIGNMENT DS1669 +V DC RW –V (RH) UC D (RL) 1 2 3 4 8 7 6 5 8-Pin DIP (300 Mil) 1 2 3 4 8 7 6 5 +V DC RW V- (RH) UC D (RL) 8-Pin SOIC (208 Mil) PIN DESCRIPTION DS1669 RH - Resistor High End RW - Resistor Wiper RL - Resistor Low End -V, +V - Voltage Inputs UC - Up Contact Input D - Digital Input DC - Down Contact Input PIN DESCRIPTION DS1668 +V - Positive Voltage Input -V - Negative Voltage RW - Resistor Wiper D - Digital Input RH - Resistor High End NC - No Connection - Pin Missing |
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