Part Number Manufacturer / Brand Brife Description Part StatusTypeFeaturesMemory SizeTime FormatDate FormatInterfaceVoltage - SupplyVoltage - Supply, BatteryCurrent - Timekeeping (Max)Operating TemperatureMounting TypePackage / CaseSupplier Device Package
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 28-PLCC ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output114BHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 4 V15mA @ 4.5V ~ 5.5V-40°C ~ 85°CSurface Mount28-LCC (J-Lead)28-PLCC (11.51x11.51)
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 24-SOIC ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output2KBHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V3mA @ 4.5V ~ 5.5V0°C ~ 70°CSurface Mount24-SOIC (0.295", 7.50mm Width)24-SOIC
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 24-SOIC ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output2KBHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel2.7 V ~ 3.7 V2.5 V ~ 3.7 V2mA @ 2.7V ~ 3.7V0°C ~ 70°CSurface Mount24-SOIC (0.295", 7.50mm Width)24-SOIC
Maxim Integrated IC RTC SYSTEM Controller SER 20-SOIC ActivePortable System ControllerAlarm, Leap Year, Watchdog Timer
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HH:MM:SS (12/24 hr)YY-MM-DD-dd3-Wire Serial2.7 V ~ 3.3 V2.5 V ~ 3.7 V100µA @ 3V0°C ~ 70°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 28-SOIC ActiveClock/CalendarAlarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K256BHH:MM:SS (24 hr)YY-MM-DD-ddParallel3 V ~ 3.6 V2.5 V ~ 3.7 V4mA @ 3V ~ 3.6V0°C ~ 70°CSurface Mount28-SOIC (0.295", 7.50mm Width)28-SOIC
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 28-SOIC ActiveClock/CalendarAlarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K256BHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V5mA @ 4.5V ~ 5.5V0°C ~ 70°CSurface Mount28-SOIC (0.295", 7.50mm Width)28-SOIC
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 24-EDIP ActiveClock/CalendarAlarm, NVSRAM, Square Wave Output, Y2K242BHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel2.7 V ~ 3.7 V2.5 V ~ 3.7 V2mA @ 3V0°C ~ 70°CThrough Hole24-DIP Module (0.600", 15.24mm)24-EDIP
Maxim Integrated IC RTC PHANTOM PAR 20-TSSOP ActivePhantom Time ChipLeap Year
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HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel3 V ~ 3.6 V2.5 V ~ 3.7 V1.1mA @ 3.3V0°C ~ 70°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 24-EDIP ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output8KBHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V3mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole24-DIP Module (0.600", 15.24mm)24-EDIP
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 24-EDIP ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output8KBHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel2.7 V ~ 3.7 V2.5 V ~ 3.7 V2mA @ 2.7V ~ 3.7V0°C ~ 70°CThrough Hole24-DIP Module (0.600", 15.24mm)24-EDIP
Texas Instruments IC RTC CLOCK/CALENDAR PAR 28-PLCC ActiveTimer Clock Peripheral (TCP)Alarm, Leap Year44BHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.2 V ~ 5.1 V1µA @ 5V-40°C ~ 85°CSurface Mount28-LCC (J-Lead)28-PLCC (11.51x11.51)
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 34-PCM ActiveClock/CalendarLeap Year, NVSRAM, Y2K32KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V2mA @ 3.3V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 24-EDIP ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output8KBHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel2.7 V ~ 3.7 V2.5 V ~ 3.7 V2mA @ 2.7V ~ 3.7V-40°C ~ 85°CThrough Hole24-DIP Module (0.600", 15.24mm)24-EDIP
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 28-EDIP ActiveClock/CalendarLeap Year, NVSRAM, Y2K32KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V
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2mA @ 3.3V0°C ~ 70°CThrough Hole28-DIP Module (0.600", 15.24mm)28-EDIP
Maxim Integrated IC RTC PHANTOM PAR 28-DIP ActivePhantom Time ChipLeap Year, NVSRAM32KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V
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7mA @ 3.3V0°C ~ 70°CThrough Hole28-DIP Module (0.600", 15.24mm)28-EDIP
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 32-EDIP ActiveClock/CalendarLeap Year, NVSRAM, Y2K128KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
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4mA @ 5V-40°C ~ 85°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
Maxim Integrated IC RTC PHANTOM PAR 32-DIP ActivePhantom Time ChipNVSRAM128KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
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10mA @ 5V-40°C ~ 85°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 34-PCM ActiveClock/CalendarLeap Year, NVSRAM, Y2K512KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V4mA @ 5V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
Microchip Technology IC RTC CLOCK/CALENDAR I2C 8-TSSOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Unique ID64BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V1.3 V ~ 5.5 V1.2µA (Typ) @ 3.3V-40°C ~ 85°CSurface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP
Microchip Technology IC RTC CLOCK/CALENDAR I2C 8-TSSOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Unique ID64BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V1.3 V ~ 5.5 V1.2µA (Typ) @ 3.3V-40°C ~ 85°CSurface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP
Microchip Technology IC RTC CLOCK/CALENDAR I2C 8-MSOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Unique ID64BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V1.3 V ~ 5.5 V1.2µA (Typ) @ 3.3V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
Microchip Technology IC RTC CLOCK/CALENDAR I2C 8-TSSOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Unique ID64B, 1KbHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V1.3 V ~ 5.5 V1.2µA @ 3.3V-40°C ~ 85°CSurface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP
Maxim Integrated IC RTC CLOCK/CALENDAR SPI 10-USOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger
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HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddSPI1.71 V ~ 1.89 V1.3 V ~ 3.7 V100µA @ 1.71V ~ 1.89V-40°C ~ 85°CSurface Mount10-TFSOP, 10-MSOP (0.118", 3.00mm Width)10-uMAX
Maxim Integrated IC RTC BINARY CNT I2C 8-USOP ActiveBinary CounterTrickle-Charger
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BinaryBinaryI²C, 2-Wire Serial2.7 V ~ 3.3 V1.3 V ~ 3.63 V500µA @ 3.3V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
Renesas Electronics America Inc. IC RTC CLOCK/CALENDAR I2C 8-SOIC ActiveClock/CalendarAlarm, Leap Year, Unique ID
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HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V10µA ~ 20µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 24-TSSOP ActiveClock/CalendarAlarm, NVSRAM, Square Wave Output, Y2K242BHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V3mA @ 5V0°C ~ 70°CSurface Mount24-TSSOP (0.173", 4.40mm Width)24-TSSOP
Renesas Electronics America Inc. IC RTC CLOCK/CALENDAR I2C 20-SOIC ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, SRAM128BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.8 V ~ 5.5 V14µA ~ 15µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 24-DIP ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output114BHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 4 V15mA @ 4.5V ~ 5.5V-40°C ~ 85°CThrough Hole24-DIP (0.600", 15.24mm)24-PDIP
Maxim Integrated IC RTC EVENT REC I2C 8-DIP ActiveTime Event RecorderAlarm, Leap Year, NVSRAM, Y2K32BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial4.5 V ~ 5.5 V2.6 V ~ 3.5 V
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-40°C ~ 85°CThrough Hole8-DIP (0.300", 7.62mm)8-PDIP
Maxim Integrated IC RTC SYSTEM Controller SER 20-SOIC ActivePortable System ControllerAlarm, Leap Year, Watchdog Timer
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HH:MM:SS (12/24 hr)YY-MM-DD-dd3-Wire Serial2.97 V ~ 3.63 V2.5 V ~ 3.7 V100µA @ 3.3V0°C ~ 70°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
Maxim Integrated IC RTC SYSTEM Controller SER 20-SOIC ActivePortable System ControllerAlarm, Leap Year, Watchdog Timer
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HH:MM:SS (12/24 hr)YY-MM-DD-dd3-Wire Serial4.5 V ~ 5.5 V2.5 V ~ 3.7 V300µA @ 5V0°C ~ 70°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 32-TQFP ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output114BHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 4 V15mA @ 4.5V ~ 5.5V0°C ~ 70°CSurface Mount32-TQFP32-TQFP (7x7)
Maxim Integrated IC RTC PHANTOM PAR 16-DIP ActivePhantom Time ChipLeap Year
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HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V1.3mA @ 5V-40°C ~ 85°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP
Maxim Integrated IC RTC PHANTOM PAR 20-TSSOP ActivePhantom Time ChipLeap Year
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HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V1.3mA @ 5V0°C ~ 70°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 24-EDIP ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output4KBHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel2.7 V ~ 3.7 V2.5 V ~ 3.7 V2mA @ 2.7V ~ 3.7V-40°C ~ 85°CThrough Hole24-DIP Module (0.600", 15.24mm)24-EDIP
Maxim Integrated IC RTC PHANTOM PAR 20-TSSOP ActivePhantom Time ChipLeap Year
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HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel3 V ~ 3.6 V2.5 V ~ 3.7 V1.1mA @ 3.3V-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
Maxim Integrated IC RTC PHANTOM PAR 16-DIP ActivePhantom Time ChipLeap Year
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HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel3 V ~ 3.6 V2.5 V ~ 3.7 V1.1mA @ 3.3V-40°C ~ 85°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP
Maxim Integrated IC RTC PHANTOM PAR 34-PCM ActivePhantom Time ChipLeap Year, NVSRAM32KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V7mA @ 3.3V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 34-PCM ActiveClock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K128KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V4mA @ 3.3V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
Maxim Integrated IC RTC PHANTOM PAR 32-DIP ActivePhantom Time ChipNVSRAM128KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V
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7mA @ 3.3V0°C ~ 70°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
Maxim Integrated IC RTC PHANTOM PAR 32-DIP ActivePhantom Time ChipLeap Year, NVSRAM512KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V
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7mA @ 3.3V0°C ~ 70°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 34-PCM ActiveClock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K128KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V6mA @ 5V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
Maxim Integrated IC RTC PHANTOM PAR 32-DIP ActivePhantom Time ChipNVSRAM128KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V
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7mA @ 3.3V-40°C ~ 85°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 34-PCM ActiveClock/CalendarLeap Year, NVSRAM, Y2K512KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V2mA @ 3.3V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 32-EDIP ActiveClock/CalendarLeap Year, NVSRAM, Y2K512KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V
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2mA @ 3.3V0°C ~ 70°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
Maxim Integrated IC RTC PHANTOM PAR 34-PCM ActivePhantom Time ChipLeap Year, NVSRAM512KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V10mA @ 5V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 34-PCM ActiveClock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K512KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V6mA @ 5V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
Maxim Integrated IC RTC PHANTOM PAR 34-PCM ActivePhantom Time ChipNVSRAM128KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V7mA @ 3.3V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
Maxim Integrated IC RTC CLOCK/CALENDAR PAR 34-PCM ActiveClock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K512KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V6mA @ 5V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
Microchip Technology IC RTC CLOCK/CALENDAR I2C 8-MSOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM64BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V1.3 V ~ 5.5 V1.2µA @ 3.3V-40°C ~ 125°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
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