Maxim > Products > Part Number Search Part Number Search Maxim Product Naming Conventions DS1921G Thermochron iButton DS1921H High Resolution Thermochron iButton Range H: +15°C to +46°C; Z: -5°C to +26°C DS1921K Thermochron iButton Starter Kit DS1921L-F52/A0C DS1921L-F52/A0D DS1921L-F5X Thermochron iButton DS1921M-A0D DS1921M-A12 DS1921M-A14 DS1921M-A15 DS1921M-A17 DS1921M-F50 DS1921M-F53 DS1921P-F52 DS1921Z High Resolution Thermochron iButton Range H: +15°C to +46°C; Z: -5°C to +26°C