EM3021 - Ultra Low Power 1-Bit 32-kHz RTC

EM Microelectronic

Datasheet Details

The V3021 is a low power CMOS real time clock.

 Supply current typically 800 nA at 3V  50 ns access time with 50 pF load capacitance  Fully operational from 2.0V to 5.5V  No busy states or danger of a clock update while accessing  Serial communication on one line of a standard parallel data bus or over a conventional 3 wire serial interface  Interface compatible with both Intel and Motorola  Seconds, minutes, hours, day of month, month, year, week day and week number in BCD format  Leap year and week number correction  Time set lock.

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Published: Oct 6, 2025 |