EYE on NPI - Analog Devices / Maxim MAX31329 Real-Time Clock (RTC)
The MAX31329 Low Current RTC is ideal for compact products, offering ultra-low power consumption (240nA), an integrated crystal oscillator, and a 1.6V to 5V logic range. It features 64 bytes of battery-backed SRAM, I2C timeout, automatic power switchover, and trickle charging.

