Low-Current SPI/3-Wire RTCs
Extremely Accurate I虏C-Integrated RTC/TCXO/Crystal
I虏C RTC/Supervisor with Trickle Charger and 512 Bytes EEPROM
I虏C RTC/Supervisor with Trickle Charger and 512 Bytes EEPROM
Trickle-Charge Timekeeping Chip
Low-Current IC RTC with 56-Byte NV RAM