There is an embedded version in the package QFN.16 pins are present on it.RTC time is recommended that the operating temperature be above -40°C.Lower than 85°C should be the operating temperature.There is minimum supply voltage of 1.7V required for real time clocks to operate.In this case, 3.6V is the maximum supply voltage.
AB0814 Features
QFN package
AB0814 Applications
There are a lot of Abracon LLC. AB0814 Real Time Clocks applications.