AN3060 Datasheet, PDF (1/23 Pages) STMicroelectronics – Applications guide for serial real-time clocks

AN3060
Application note
Applications guide for serial real-time clocks (RTCs)
By Doug Sams
Introduction
ST’s family of serial real-time clocks (RTCs) has been very popular with users. Over the
years, many topics associated with these devices have been addressed by the applications
groups supporting them. This document is a compilation of some of the most common
issues addessed ranging from layout considerations for crystals to proper software access
upon power-up. Readers will find this helpful in understanding some of the subtleties of
RTCs and what it takes to keep them running reliably.
July 2012
Doc ID 16253 Rev 2
1/23
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