I2C RTC IC, Clock/Calendar/Alarm/Timer, 1.8-5.5V, TSSOP
Real Time Clock Serial Clock/Calendar/Alarm/Timer/Interrupt 8-Pin TSSOP T/R
Industrial Real-Time Clock IC, Binary Date Format, 400kHz, 5.5V, TSSOP-8
Real Time Clock ULTRA LO PWR CLK/CAL
