DS1820 Overview
GND DQ VDD NC Ground Data In/Out Optional VDD No Connect Applications include thermostatic controls, industrial DESCRIPTION The DS1820 Digital Thermometer provides 9 bit temperature readings which indicate the temperature of the device. Information is sent to/from the DS1820 over a 1 Wire interface, so that only one wire (and ground) needs to be connected from a central microprocessor to a DS1820. Power for reading,...
DS1820 Key Features
- Unique 1-WireTM interface requires only one port pin for munication
- Multidrop capability simplifies distributed temperature