Real Time Clocks
Browse available Real Time Clocks components by manufacturer and part number. Review stock status, datasheets and key technical parameters to compare suitable options for design, maintenance, replacement or purchasing.
If you already have a target MPN or BOM, send it to EGOO with the required quantity. Our sourcing team can check availability, lead time and quotation options, including hard-to-find and obsolete parts.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Programmable | Type | Features | Memory Size | Time Format | Date Format | Interface | Voltage - Supply | Voltage - Supply, Battery | Current - Timekeeping (Max) | Operating Temperature | Mounting Type | Grade | Qualification | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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MAX6917EO50+IC RTC CLK/CAL/SUPER I2C 20QSOP |
2,972 | - |
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Datasheet | - | 20-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar/Supervisor | - | 96B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 4.5V ~ 5.5V | - | - | -40°C ~ 85°C | Surface Mount | - | - | 20-QSOP |
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MAX6916EO50+IC RTC CLK/CAL/SUPER SPI 20QSOP |
3,638 | - |
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Datasheet | - | 20-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar/Supervisor | - | 96B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SPI, 3-Wire Serial | 4.5V ~ 5.5V | - | - | - | Surface Mount | - | - | 20-QSOP |
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MAX6917EO33+IC RTC CLK/CAL/SUPER I2C 20QSOP |
4,271 | - |
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Datasheet | - | 20-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar/Supervisor | - | 96B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 3V ~ 3.6V | - | - | -40°C ~ 85°C | Surface Mount | - | - | 20-QSOP |
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RX-4575LC:B3IC RTC CLK/CALENDAR SER 12VSOJ |
1,445 | - |
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Datasheet | - | 12-TFSOJ (0.094", 2.40mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3-Wire Serial | 1.6V ~ 5.5V | - | 0.7µA ~ 0.9µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 12-VSOJ |
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DS17485S-3IC RTC CLK/CALENDAR PAR 24SOIC |
1,410 | - |
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Datasheet | - | 24-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 4KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 2.7V ~ 3.7V | 2.5V ~ 3.7V | 2mA @ 2.7V ~ 3.7V | 0°C ~ 70°C | Surface Mount | - | - | 24-SOIC |
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DS17485S-5IC RTC CLK/CALENDAR PAR 24SOIC |
1,717 | - |
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Datasheet | - | 24-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 4KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 3mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Surface Mount | - | - | 24-SOIC |
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DS17485S-5/T&RIC RTC CLK/CALENDAR PAR 24SOIC |
3,356 | - |
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Datasheet | - | 24-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 4KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 3mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Surface Mount | - | - | 24-SOIC |
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DS1682SIC RTC ELAPSED CNT I2C 8SOIC |
2,628 | - |
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Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Elapsed Time Counter | Alarm, EEPROM | 10B | Binary | Binary | I2C, 2-Wire Serial | 2.5V ~ 5.5V | - | 4µA ~ 15µA @ 3V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOIC |
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V3022SO28B+LINEAR IC |
2,075 | - |
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Datasheet | - | 28-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Last Time Buy | - | Clock/Calendar | Alarm, Leap Year, RAM | 8B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | - | 2V ~ 5.5V | - | 10µA @ 3V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 28-SOIC |
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RTC-72423B3:PURE SNIC RTC CLK/CALENDAR PAR 24SOP |
1,490 | - |
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Datasheet | RTC-72423 | 24-SOIC (0.311", 7.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 5µA ~ 10µA @ 2V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 24-SOP |
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RX-8035LCAA3 PURE SNIC RTC EVENT REC I2C 12VSOJ |
4,228 | - |
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Datasheet | RX-8035LC | 12-TFSOJ (0.094", 2.40mm Width) | Tape & Reel (TR) | Active | - | Clock/Calendar | Alarm | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C | 2.4V ~ 5.5V | 1V ~ 5.5V | 2.5µA @ 3V | -40°C ~ 85°C | Surface Mount | - | - | 12-VSOJ |
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RX-4803SA:UB3 PURE SNIC RTC CLK/CALENDAR SPI 14SOP |
3,667 | - |
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Datasheet | RX-4803SA | 14-SOIC (0.197", 5.00mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | SPI | 1.6V ~ 5.5V | - | 2.1µA ~ 3.4µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 14-SOP |
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RX-8803SA:UC3 PURE SNIC RTC CLK/CALENDAR I2C 14SOP |
4,653 | - |
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Datasheet | RX-8803SA | 14-SOIC (0.197", 5.00mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm | - | HH:MM:SS | YY-MM-DD | I2C | 1.6V ~ 5.5V | - | 2.1µA ~ 3.4µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 14-SOP |
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RX-8035LC:AA3 PURE SNIC RTC EVENT REC I2C 12VSOJ |
3,265 | - |
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Datasheet | RX-8035LC | 12-TFSOJ (0.094", 2.40mm Width) | Tape & Reel (TR) | Active | Not Verified | Time Event Recorder | Alarm | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.4V ~ 5.5V | 1V ~ 5.5V | 2.5µA @ 3V | -40°C ~ 85°C | Surface Mount | - | - | 12-VSOJ |
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RX-8025SA:AC3 PURE SNIC RTC CLK/CALENDAR I2C 14SOP |
1,366 | - |
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Datasheet | RX-8025SA | 14-SOIC (0.197", 5.00mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.7V ~ 5.5V | - | 1.2µA ~ 1.8µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 14-SOP |
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DS1685EN-5+T&RIC RTC CLK/CALENDAR PAR 24TSSOP |
4,035 | - |
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Datasheet | - | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, NVSRAM, Square Wave Output, Y2K | 242B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 3mA @ 5V | -40°C ~ 85°C | Surface Mount | - | - | 24-TSSOP |
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MAX6910EO33+IC RTC CLK/CAL/SUPER I2C 20QSOP |
3,079 | - |
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Datasheet | - | 20-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar/Supervisor | - | 31B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 3V ~ 3.6V | - | - | - | Surface Mount | - | - | 20-QSOP |
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DS1500YEIC RTC CLK/CALENDAR PAR 32TSOP |
2,291 | - |
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Datasheet | - | 32-LFSOP (0.724", 18.40mm Width) | Bag | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 5mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Surface Mount | - | - | 32-TSOP |
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DS1500WEIC RTC CLK/CALENDAR PAR 32TSOP |
1,218 | - |
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Datasheet | - | 32-LFSOP (0.724", 18.40mm Width) | Bag | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | 2.5V ~ 3.7V | 4mA @ 3V ~ 3.6V | 0°C ~ 70°C | Surface Mount | - | - | 32-TSOP |
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M48T212V-85MH1EIC RTC CLK/CALENDAR PAR 44SOH |
2,219 | - |
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Datasheet | Timekeeper® | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Watchdog Timer, Y2K | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | 3V | 2mA @ 3V ~ 3.6V | 0°C ~ 70°C | Surface Mount | - | - | 44-SOH |
Real Time Clocks FAQ
What Real Time Clocks components can I source from EGOO?
You can browse available Real Time Clocks product families, manufacturers and part numbers on this page, then review stock, datasheets and technical information for suitable options.
Can EGOO help with hard-to-source or obsolete Real Time Clocks parts?
Yes. EGOO provides sourcing support for shortage, obsolete and hard-to-find electronic components. Send us the target manufacturer part number and quantity for checking.
Does EGOO support BOM and small-batch sourcing?
Yes. We support BOM sourcing, prototype requirements and small-batch supply, together with stock, lead-time and quotation assistance.
How do I request pricing and availability?
Submit the manufacturer part number, required quantity and any package, date-code or delivery requirements through the RFQ form, and our team will review available sourcing options.
