Part Number Manufacturer / Brand Brife Description Part StatusTypeFeaturesMemory SizeTime FormatDate FormatInterfaceVoltage - SupplyVoltage - Supply, BatteryCurrent - Timekeeping (Max)Operating TemperatureMounting TypePackage / CaseSupplier Device Package
Texas Instruments IC RTC CLOCK/CALENDAR PAR 28-SOP ObsoleteClock/CalendarAlarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
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HH:MM:SS (12/24 hr)YY-MM-DD-ddParallel2.7 V ~ 3.6 V2.4 V ~ 4 V1.5mA (Typ) @ 2.7 V ~ 3.6 V0°C ~ 70°CSurface Mount28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets28-SOP
Texas Instruments IC RTC CLOCK/CALENDAR PAR 28-SOP ObsoleteClock/CalendarAlarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
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HH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.4 V ~ 4 V1.5mA (Typ) @ 4.5 V ~ 5.5 V0°C ~ 70°CSurface Mount28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets28-SOP
STMicroelectronics IC RTC CLOCK/CALENDAR PAR 28SOH ObsoleteClock/CalendarLeap Year
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HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
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3mA @ 4.5V ~ 5.5V0°C ~ 70°CSurface Mount28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets28-SOH
STMicroelectronics IC RTC CLOCK/CALENDAR PAR 28-SOH ActiveClock/CalendarLeap Year
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HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
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3mA @ 4.5V ~ 5.5V0°C ~ 70°CSurface Mount28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets28-SOH