Low Power RTC with Battery Backed SRAM and 50/60 Cycle AC Input and Xtal Back-up ISL12032 Real Time Clock with 50/60 Hz clock and Crystal Backup Data Sheet May 5, 2011 FN6618.3 Low Power RTC with Battery Backed Features SRAM and 50/60 Cycle AC Input and Xtal 50/60 Cycle AC as a Primary Clock Input for RTC Timing Back-up Redundant Crystal Clock Input Selectable by User The ISL12032 device is a low power real time cloc……