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  • All Products
  • Integrated Circuits (ICs)
  • Clock/Timing - Real Time Clocks
Image Part # Manufacturer Description Availability Pricing Quantity Mounting TypePackage / CaseSupplier Device PackageBattery Backup SwitchingFactory Pack QuantityFactory Pack QuantityMaximum Operating TemperatureMfrMinimum Operating TemperatureMounting StylesPackagePart # AliasesProduct StatusQualificationRoHSRTC Bus InterfaceRTC Memory SizeSupply Voltage-MaxSupply Voltage-MinUnit WeightOperating TemperaturePackagingSeriesTypeVoltage - SupplyFunctionInterfaceMemory SizeTime FormatDate FormatCurrent - Timekeeping (Max)Voltage - Supply, BatteryProductFeaturesHeightLengthWidth
Image Part # Manufacturer Description Availability Pricing Quantity Mounting TypePackage / CaseSupplier Device PackageBattery Backup SwitchingFactory Pack QuantityFactory Pack QuantityMaximum Operating TemperatureMfrMinimum Operating TemperatureMounting StylesPackagePart # AliasesProduct StatusQualificationRoHSRTC Bus InterfaceRTC Memory SizeSupply Voltage-MaxSupply Voltage-MinUnit WeightOperating TemperaturePackagingSeriesTypeVoltage - SupplyFunctionInterfaceMemory SizeTime FormatDate FormatCurrent - Timekeeping (Max)Voltage - Supply, BatteryProductFeaturesHeightLengthWidth
Epson RX8901CE XB B06
Mfr. Part #
RX8901CE XB B06
Twicea Part #
262-476-RX8901CE XB B06
Epson
Real Time Clock RX8901CE XB B0 REAL TIME CLOCK MODULE I2C-Bus 3.0V /-5ppm 2k TR
Datasheet Compare
1037 In Stock
    Min.:1
    Mult.:1
    Surface Mount 10-SMD, No Lead 10-SMD No Backup Switching 2000 + 105 C EPSON - 40 C SMD/SMT Tape & Reel (TR);Cut Tape (CT);Digi-Reel®; - Active - Details I2C, Serial - 5.5 V 1.6 V - -40°C ~ 105°C (TA) MouseReel RX8901CE RTC Module 1.6V ~ 5.5V - I²C - HH:MM:SS YY-MM-DD-dd 1.5µA @ 3V - - Alarm - - -
    RX8901CE XB B06
    RX8901CE XB B06

    262-476-RX8901CE XB B06 Epson
    RoHS :
    Package : -
    In Stock : 1037
    1 : -
    Epson RX4901CE XS C06
    Mfr. Part #
    RX4901CE XS C06
    Twicea Part #
    262-476-RX4901CE XS C06
    Epson
    Real Time Clock RX4901CE XS C0 REAL TIME CLOCK MODULE SPI-Bus 3.0V /-3ppm 2k TR
    Datasheet Compare
    1282 In Stock
      Min.:1
      Mult.:1
      Surface Mount 10-SMD, No Lead 10-SMD Backup Switching 2000 + 105 C EPSON - 40 C SMD/SMT Tape & Reel (TR);Cut Tape (CT);Digi-Reel®; - Active - Details I2C, Serial 256 B 5.5 V 1.6 V - -40°C ~ 105°C (TA) MouseReel RX4901CE RTC Module 1.6V ~ 5.5V - SPI, 4-Wire Serial - HH:MM:SS YY-MM-DD-dd 1.5µA @ 3V - - Alarm - - -
      RX4901CE XS C06
      RX4901CE XS C06

      262-476-RX4901CE XS C06 Epson
      RoHS :
      Package : -
      In Stock : 1282
      1 : -
      Epson RX4901CE XS B06
      Mfr. Part #
      RX4901CE XS B06
      Twicea Part #
      262-476-RX4901CE XS B06
      Epson
      Real Time Clock RX4901CE XS B0 REAL TIME CLOCK MODULE SPI-Bus 3.0V /-3ppm 2k TR
      Datasheet Compare
      1527 In Stock
        Min.:1
        Mult.:1
        Surface Mount 10-SMD, No Lead 10-SMD Backup Switching 2000 + 105 C EPSON - 40 C SMD/SMT Tape & Reel (TR);Cut Tape (CT);Digi-Reel®; - Active - Details I2C, Serial 256 B 5.5 V 1.6 V - -40°C ~ 105°C (TA) MouseReel RX4901CE RTC Module 1.6V ~ 5.5V - SPI, 3-Wire Serial - HH:MM:SS YY-MM-DD-dd 1.5µA @ 3V - - Alarm - - -
        RX4901CE XS B06
        RX4901CE XS B06

        262-476-RX4901CE XS B06 Epson
        RoHS :
        Package : -
        In Stock : 1527
        1 : -
        Epson RX4901CE XS D06
        Mfr. Part #
        RX4901CE XS D06
        Twicea Part #
        262-476-RX4901CE XS D06
        Epson
        Real Time Clock RX4901CE XS D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V /-3ppm 2k TR
        Datasheet Compare
        2154 In Stock
          Min.:1
          Mult.:1
          Surface Mount 10-SMD, No Lead 10-SMD Backup Switching 2000 + 105 C EPSON - 40 C SMD/SMT Tape & Reel (TR);Cut Tape (CT);Digi-Reel®; - Active - Details I2C, Serial 256 B 5.5 V 1.6 V - -40°C ~ 105°C (TA) MouseReel RX4901CE RTC Module 1.6V ~ 5.5V - SPI, 4-Wire Serial - HH:MM:SS YY-MM-DD-dd 1.5µA @ 3V - - Alarm - - -
          RX4901CE XS D06
          RX4901CE XS D06

          262-476-RX4901CE XS D06 Epson
          RoHS :
          Package : -
          In Stock : 2154
          1 : -
          Epson RX4901CE XB C06
          Mfr. Part #
          RX4901CE XB C06
          Twicea Part #
          262-476-RX4901CE XB C06
          Epson
          Real Time Clock RX4901CE XB C0 REAL TIME CLOCK MODULE SPI-Bus 3.0V /-5ppm 2k TR
          Datasheet Compare
          643 In Stock
            Min.:1
            Mult.:1
            Surface Mount 10-SMD, No Lead 10-SMD Backup Switching 2000 + 105 C EPSON - 40 C SMD/SMT Tape & Reel (TR);Cut Tape (CT);Digi-Reel®; - Active - Details I2C, Serial 256 B 5.5 V 1.6 V - -40°C ~ 105°C (TA) MouseReel RX4901CE RTC Module 1.6V ~ 5.5V - SPI, 4-Wire Serial - HH:MM:SS YY-MM-DD-dd 1.5µA @ 3V - - Alarm - - -
            RX4901CE XB C06
            RX4901CE XB C06

            262-476-RX4901CE XB C06 Epson
            RoHS :
            Package : -
            In Stock : 643
            1 : -
            Epson RX8901CE XS A06
            Mfr. Part #
            RX8901CE XS A06
            Twicea Part #
            262-476-RX8901CE XS A06
            Epson
            Real Time Clock RX8901CE XS A0 REAL TIME CLOCK MODULE I2C-Bus 3.0V /-3ppm 2k TR
            Datasheet Compare
            1313 In Stock
              Min.:1
              Mult.:1
              Surface Mount 10-SMD, No Lead 10-SMD No Backup Switching 2000 + 105 C EPSON - 40 C SMD/SMT Tape & Reel (TR);Cut Tape (CT);Digi-Reel®; - Active - Details I2C, Serial - 5.5 V 1.6 V - -40°C ~ 105°C (TA) MouseReel RX8901CE RTC Module 1.6V ~ 5.5V - I²C - HH:MM:SS YY-MM-DD-dd 1.5µA @ 3V - - Alarm - - -
              RX8901CE XS A06
              RX8901CE XS A06

              262-476-RX8901CE XS A06 Epson
              RoHS :
              Package : -
              In Stock : 1313
              1 : -
              Epson RX4901CE XB B06
              Mfr. Part #
              RX4901CE XB B06
              Twicea Part #
              262-476-RX4901CE XB B06
              Epson
              Real Time Clock RX4901CE XB B0 REAL TIME CLOCK MODULE SPI-Bus 3.0V /-5ppm 2k TR
              Datasheet Compare
              1615 In Stock
                Min.:1
                Mult.:1
                Surface Mount 10-SMD, No Lead 10-SMD Backup Switching 2000 + 105 C EPSON - 40 C SMD/SMT Tape & Reel (TR);Cut Tape (CT);Digi-Reel®; - Active - Details I2C, Serial 256 B 5.5 V 1.6 V - -40°C ~ 105°C (TA) MouseReel RX4901CE RTC Module 1.6V ~ 5.5V - SPI, 3-Wire Serial - HH:MM:SS YY-MM-DD-dd 1.5µA @ 3V - - Alarm - - -
                RX4901CE XB B06
                RX4901CE XB B06

                262-476-RX4901CE XB B06 Epson
                RoHS :
                Package : -
                In Stock : 1615
                1 : -
                Epson RX-4571LC:B0 PURE SN
                Mfr. Part #
                RX-4571LC:B0 PURE SN
                Twicea Part #
                262-476-RX-4571LC:B0 PURE SN
                Epson
                Real Time Clock Real Time Clock
                Datasheet Compare
                41 In Stock
                  Min.:1
                  Mult.:1
                  Surface Mount 12-TFSOJ (0.094, 2.40mm Width) 12-VSOJ No Backup Switching 1000 + 85 C EPSON - 40 C SMD/SMT Tape & Reel (TR) - Active - Details I2C - 5.5 V 1.6 V - -40°C ~ 85°C Reel RX-4571LC Clock/Calendar 1.6V ~ 5.5V - 3-Wire Serial - HH:MM:SS YY-MM-DD 0.95µA ~ 1µA @ 3V ~ 5V 1V ~ 5.5V - Alarm, Leap Year - - -
                  RX-4571LC:B0 PURE SN
                  RX-4571LC:B0 PURE SN

                  262-476-RX-4571LC:B0 PURE SN Epson
                  RoHS :
                  Package : -
                  In Stock : 41
                  1 : -
                  ECS Inc. International ECS-RTC-3225-5699C3-TR
                  Mfr. Part #
                  ECS-RTC-3225-5699C3-TR
                  Twicea Part #
                  226-476-ECS-RTC-3225-5699C3-TR
                  ECS Inc. International
                  Real Time Clock Low Power High Stability /-3 ppm -40 85C I C Real Time Clock 3.2 x 2.5 mm
                  Datasheet Compare
                  3322 In Stock
                    Min.:1
                    Mult.:1
                    - 3.2 mm x 2.5 mm x 1 mm - Backup Switching 3000 + 85 C - - 40 C SMD/SMT - - - - Details I2C - 5 V 2.5 V - - MouseReel - I2C Real Time Clock - Calendar, Clock - - HH:MM:SS YY-MM-DD - - - - - - -
                    ECS-RTC-3225-5699C3-TR
                    ECS-RTC-3225-5699C3-TR

                    226-476-ECS-RTC-3225-5699C3-TR ECS Inc. International
                    RoHS :
                    Package : -
                    In Stock : 3322
                    1 : -
                    Micro Crystal RV-3049-C3-32.768k-OPTION-B-TB-QA
                    Mfr. Part #
                    RV-3049-C3-32.768k-OPTION-B-TB-QA
                    Twicea Part #
                    530-476-RV-3049-C3-32.768k-OPTION-B-TB-QA
                    Micro Crystal
                    Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200
                    Datasheet Compare
                      Min.:1
                      Mult.:1
                      - - - Backup Switching 1000 + 125 C - - 40 C SMD/SMT - 202386-MG01 202386-MG01 - AEC-Q200 Details Serial, 2-Wire, I2C 2 B 5.5 V 1.3 V - - - RV-3049-C3 Real Time Clock Module - - - - HH:MM:SS YY-MM-DD-dd - - - - 0.9 mm 3.7 mm 2.5 mm
                      RV-3049-C3-32.768k-OPTION-B-TB-QA
                      RV-3049-C3-32.768k-OPTION-B-TB-QA

                      530-476-RV-3049-C3-32.768k-OPTION-B-TB-QA Micro Crystal
                      RoHS :
                      Package : -
                      In Stock : -
                      1 : -
                      Micro Crystal RV-4162-C7-TA-QC-020-MG01f
                      Mfr. Part #
                      RV-4162-C7-TA-QC-020-MG01f
                      Twicea Part #
                      530-476-RV-4162-C7-TA-QC-020-MG01f
                      Micro Crystal
                      Real Time Clock SMT Real-Time Clock Module
                      Datasheet Compare
                        Min.:1
                        Mult.:1
                        - SON-8 - No Backup Switching 1000 + 85 C - - 40 C SMD/SMT - - - - Details I2C - 4.4 V 1 V - - Reel RV-4162-C7 - - - - - HH:MM:SS:hh YY-MM-DD-dd - - - - - - -
                        RV-4162-C7-TA-QC-020-MG01f
                        RV-4162-C7-TA-QC-020-MG01f

                        530-476-RV-4162-C7-TA-QC-020-MG01f Micro Crystal
                        RoHS :
                        Package : -
                        In Stock : -
                        1 : -
                        Maxim Integrated MAX31343ETAY T
                        Mfr. Part #
                        MAX31343ETAY T
                        Twicea Part #
                        503-476-MAX31343ETAY T
                        Maxim Integrated
                        Real Time Clock Accurate/Robust RTC with Integrated MEMs Resonator
                        Datasheet Compare
                        5000 In Stock
                          Min.:1
                          Mult.:1
                          - TDFN-8 - Backup Switching 2500 + 85 C - - 40 C SMD/SMT - - - - Details Serial, 2-Wire, I2C 64 B 5.5 V 1.6 V - - Cut Tape - - - - - - HH:MM:SS (24 hr) YY-MM-DD-dd - - - - - - -
                          MAX31343ETAY T
                          MAX31343ETAY T

                          503-476-MAX31343ETAY T Maxim Integrated
                          RoHS :
                          Package : -
                          In Stock : 5000
                          1 : -
                          Epson RX8111CE A3
                          Mfr. Part #
                          RX8111CE A3
                          Twicea Part #
                          262-476-RX8111CE A3
                          Epson
                          Real Time Clock RX8111CE:A3 REAL TIME CLOCK I2C-BUS 3.0V 11.5PPM 250TR
                          Datasheet Compare
                          1111 In Stock
                            Min.:1
                            Mult.:1
                            Surface Mount 10-SMD, No Lead 10-SMD Backup Switching 250 + 85 C EPSON - 40 C SMD/SMT Tape & Reel (TR) - Active - Details Serial, 2-Wire, I2C - 5.5 V 1.6 V - -40°C ~ 85°C (TA) MouseReel RX8111CE Clock/Calendar 1.6V ~ 5.5V - I²C - HH:MM:SS YY-MM-DD-dd 3µA @ 3V - - Alarm, RAM - - -
                            RX8111CE A3
                            RX8111CE A3

                            262-476-RX8111CE A3 Epson
                            RoHS :
                            Package : -
                            In Stock : 1111
                            1 : -
                            Epson RX4111CE B3
                            Mfr. Part #
                            RX4111CE B3
                            Twicea Part #
                            262-476-RX4111CE B3
                            Epson
                            Real Time Clock RX4111CE:B3 REAL TIME CLOCK SPI-BUS 3.0V 23PPM 250TR
                            Datasheet Compare
                            44 In Stock
                              Min.:1
                              Mult.:1
                              Surface Mount 10-SMD, No Lead 10-SMD Backup Switching 250 + 85 C EPSON - 40 C SMD/SMT Tape & Reel (TR) - Active - Details Serial, 4-Wire, SPI - 5.5 V 1.6 V - -40°C ~ 85°C (TA) MouseReel RX4111CE Clock/Calendar 1.6V ~ 5.5V - SPI, 4-Wire Serial - HH:MM:SS DD-dd 3µA @ 3V - - Alarm, RAM - - -
                              RX4111CE B3
                              RX4111CE B3

                              262-476-RX4111CE B3 Epson
                              RoHS :
                              Package : -
                              In Stock : 44
                              1 : -
                              Epson RX8111CE B3
                              Mfr. Part #
                              RX8111CE B3
                              Twicea Part #
                              262-476-RX8111CE B3
                              Epson
                              Real Time Clock RX8111CE:B3 REAL TIME CLOCK I2C-BUS 3.0V 23PPM 250TR
                              Datasheet Compare
                              27 In Stock
                                Min.:1
                                Mult.:1
                                Surface Mount 10-SMD, No Lead 10-SMD Backup Switching 250 + 85 C EPSON - 40 C SMD/SMT Tape & Reel (TR) - Active - Details Serial, 2-Wire, I2C - 5.5 V 1.6 V - -40°C ~ 85°C (TA) MouseReel RX8111CE Clock/Calendar 1.6V ~ 5.5V - I²C - HH:MM:SS YY-MM-DD-dd 3µA @ 3V - - Alarm, RAM - - -
                                RX8111CE B3
                                RX8111CE B3

                                262-476-RX8111CE B3 Epson
                                RoHS :
                                Package : -
                                In Stock : 27
                                1 : -
                                Epson RX8900CEUAX
                                Mfr. Part #
                                RX8900CEUAX
                                Twicea Part #
                                262-476-RX8900CEUAX
                                Epson
                                Real Time Clock RX8900CE:UAX I2C-BUS RTC /-3.4PPM-40 85C 10 PIN ANY T/R
                                Datasheet Compare
                                  Min.:1
                                  Mult.:1
                                  - - - Backup Switching 1 + 85 C - - 40 C SMD/SMT - X1B000301000111 - - Details - - 5.5 V 2.5 V 0.008113 oz - Reel RX8900CE - - Timer, Alarm - - - - - - - - - - -
                                  RX8900CEUAX
                                  RX8900CEUAX

                                  262-476-RX8900CEUAX Epson
                                  RoHS :
                                  Package : -
                                  In Stock : -
                                  1 : -
                                  Maxim Integrated MAX31329ELB T
                                  Mfr. Part #
                                  MAX31329ELB T
                                  Twicea Part #
                                  503-476-MAX31329ELB T
                                  Maxim Integrated
                                  Real Time Clock Integrated RC17 w/ QST Crystal
                                  Datasheet Compare
                                  5000 In Stock
                                    Min.:1
                                    Mult.:1
                                    - - - Backup Switching 2500 + 85 C - - 40 C SMD/SMT - - - - Details Serial, 2-Wire, I2C 64 B 5.5 V 1.6 V - - Cut Tape - - - - - - HH:MM:SS (12 hr, 24 hr) YY-MM-DD-dd - - - - - - -
                                    MAX31329ELB T
                                    MAX31329ELB T

                                    503-476-MAX31329ELB T Maxim Integrated
                                    RoHS :
                                    Package : -
                                    In Stock : 5000
                                    1 : -
                                    ECS Inc. International ECS-RTC-3225-5699HS-TR
                                    Mfr. Part #
                                    ECS-RTC-3225-5699HS-TR
                                    Twicea Part #
                                    226-476-ECS-RTC-3225-5699HS-TR
                                    ECS Inc. International
                                    Real Time Clock Low Power High Stability /-5 ppm -40 85 C I C Real Time Clock 3.2 x 2.5 mm
                                    Datasheet Compare
                                    1241 In Stock
                                      Min.:1
                                      Mult.:1
                                      - 3.2 mm x 2.5 mm - Backup Switching 1000 + 85 C - - 40 C SMD/SMT - - - - Details I2C - 5 V 1.6 V - - MouseReel - I2C Real Time Clock - - - - HH:MM:SS YY-MM-DD - - Real Time Clocks - - - -
                                      ECS-RTC-3225-5699HS-TR
                                      ECS-RTC-3225-5699HS-TR

                                      226-476-ECS-RTC-3225-5699HS-TR ECS Inc. International
                                      RoHS :
                                      Package : -
                                      In Stock : 1241
                                      1 : -
                                      Epson RX8804CE XB0
                                      Mfr. Part #
                                      RX8804CE XB0
                                      Twicea Part #
                                      262-476-RX8804CE XB0
                                      Epson
                                      Real Time Clock RX8804CE:XB0 REAL TIME CLOCK /-5.0PPM DTCXO 1K TR
                                      Datasheet Compare
                                      1244 In Stock
                                        Min.:1
                                        Mult.:1
                                        Surface Mount 10-SMD, No Lead 10-SMD No Backup Switching 1000 + 105 C EPSON - 40 C SMD/SMT Tape & Reel (TR);Cut Tape (CT);Digi-Reel®; - Active - Details I2C - 5.5 V 1.6 V - -40°C ~ 105°C Cut Tape RX8804CE Clock/Calendar 1.6V ~ 5.5V - I²C - HH:MM:SS YY-MM-DD-dd 1.5µA ~ 1.6µA @ 3V ~ 5V - - Alarm - - -
                                        RX8804CE XB0
                                        RX8804CE XB0

                                        262-476-RX8804CE XB0 Epson
                                        RoHS :
                                        Package : -
                                        In Stock : 1244
                                        1 : -
                                        Micro Crystal RV-3029-C3-32.768k-OPTION-B-TB-QA
                                        Mfr. Part #
                                        RV-3029-C3-32.768k-OPTION-B-TB-QA
                                        Twicea Part #
                                        530-476-RV-3029-C3-32.768k-OPTION-B-TB-QA
                                        Micro Crystal
                                        Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200
                                        Datasheet Compare
                                          Min.:1
                                          Mult.:1
                                          - - - - 1000 + 125 C - - 40 C SMD/SMT - 202116-MG01 202116-MG01 - AEC-Q200 Details - - - - 0.000882 oz - - RV-3029-C3 Real Time Clock Module - - - - - - - - - - 0.9 mm 3.7 mm 2.5 mm
                                          RV-3029-C3-32.768k-OPTION-B-TB-QA
                                          RV-3029-C3-32.768k-OPTION-B-TB-QA

                                          530-476-RV-3029-C3-32.768k-OPTION-B-TB-QA Micro Crystal
                                          RoHS :
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                                          In Stock : -
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                                          Integrated Circuits (ICs)

                                          Clock/Timing - Real Time Clocks definition: A real-time clock (RTC) is a computer clock (most often in the form of an integrated circuit) that keeps track of the current time. Although... Clock/Timing - Real Time Clocks Product Listing: RX8901CE XB B06,RX4901CE XS C06,RX4901CE XS B06,RX4901CE XS D06,RX4901CE XB C06.Integrated Circuits (ICs) type:Embedded - Microcontrollers(134273),Memory(116337),PMIC - Voltage Regulators - Linear(107072),PMIC - Supervisors(101983),Embedded - FPGAs (Field Programmable Gate Array)(62862) .Clock/Timing - Real Time Clocks has 3750 pieces of spot stock price information, you can click the "RFQ" button to confirm the inventory and price with the Twicea.
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