Ultra-Low power RTCs

Ambiq offers the world’s lowest power real-time clock (RTC) with or without power management.

RTCs without power management

RTCs with power management

Part NumberInterfacePackageSize (mm)SRAM (byte)Power ManagementTrickle Charger
AM1805AQI2C16-Pin QFN3x3256xx
AM1815AQSPI16-Pin QFN3x3256xx
AM0805AQI2C16-Pin QFN3x3256  
AM0815AQSPI16-Pin QFN3x3256  


FEEU_Ambiq_Micro_RTC_Factsheet.pdf

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