DS18B20
Maxim Integrated (now Analog Devices)
1-Wire Digital Thermometer
1-Wire Digital Thermometer
Trickle-Charge Timekeeping Chip
1-Wire Parasite-Power Digital Thermometer
Nonvolatile Trimmer Potentiometer
3V Nonvolatile Controller
Programmable Resolution 1-Wire Digital Thermometer
I2C Serial Real-Time Clock
Addressable Dual Digital Potentiometer
Thermochron iButton Device
Dallastat
Phantom Time
Elapsed Time Counter
Nonvolatile Timekeeping RAM
Nonvolatile Controller
Real Time Clock
Nonvolatile Controller
Total-Elapsed-Time Recorder
3.3V and 5.0V MicroMonitor
I2C Serial Real-Time Clock
Serial Alarm Real-Time Clock