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DS18S20 - DS18S20 One Wire Digital Thermometer - Buy DS18S20

DS18S20 - DS18S20 Dallas Semiconductor IC


arrowUnique 1-wire interface requires only one port pin for communication

arrowEach device has a unique 64-bit serial code stored in an on-board ROM

arrowMulti-drop capability simplifies distributed temperature sensing applications

arrowRequires no External Components

arrow2-wire Serial Interface

arrow9-bit Thermometer Resolution

arrowConverts Temperature in 750 ms (max.)

Pin Layout
DS1820 Pin Layout

Pin Description
Pin Number Description
1 GND - Ground
2 DQ - Data In/Out
3 Vdd - Optional Vdd

Dimensional Drawing
DS1820 TO-92 Dimension Drawing
DS1820 TO-92 Dimension Drawing