DS3231MZ+TRL,IC RTC I2C 8SOIC
DS3231MZEVKIT#,BOARD EVAL RTC FOR DS3231M
DS3231S,实时时钟 Integrated RTC/TCXO/Crystal
DS3231S#,IC RTC W/TCXO 16-SOIC
DS3231S#T&R,IC RTC CLK/CALENDAR I2C 16SOIC
DS3231S#T&R,IC RTC W/TCXO 16-SOIC
DS3231S#-W,实时时钟
DS3231S/T&R,IC RTC CLK/CALENDAR I2C 16SOIC