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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DS1557P-70+IC RTC CLK/CALENDAR PAR 34PCM |
4,251 | - |
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Datasheet | - | 34-PowerCap™ Module | Tray | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | 512KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 3V | 6mA @ 5V | 0°C ~ 70°C | Surface Mount | - | - | 34-PowerCap Module |
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DS1251WP-120+IC RTC PHANTOM CHIP PAR 34PCM |
2,927 | - |
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Datasheet | - | 34-PowerCap™ Module | Tube | Active | Not Verified | Phantom Time Chip | Leap Year, NVSRAM | 512KB | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | Parallel | 2.97V ~ 3.63V | 3V | 7mA @ 3.3V | 0°C ~ 70°C | Surface Mount | - | - | 34-PowerCap Module |
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DS1746WP-120IND+IC RTC CLK/CALENDAR PAR 34PCM |
4,567 | - |
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Datasheet | - | 34-PowerCap™ Module | Tray | Active | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Y2K | 128KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 2.97V ~ 3.63V | 3V | 2mA @ 3.3V | -40°C ~ 85°C | Surface Mount | - | - | 34-PowerCap Module |
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DS1747-70IND+IC RTC CLK/CALENDAR PAR 32EDIP |
4,913 | - |
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Datasheet | - | 32-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Y2K | 512KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 4mA @ 5V | -40°C ~ 85°C | Through Hole | - | - | 32-EDIP |
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MAX31343EKA+IC RTC CLK/CALENDAR I2C 8WLP |
4,883 | - |
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Datasheet | - | 8-VFBGA, WLBGA | Strip | Active | Not Verified | Clock/Calendar | Alarm | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | I2C | 1.6V ~ 5.5V | - | 1.2µA ~ 2µA @ 1.6V ~ 5.5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-WLP (2.07x2.27) |
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PCF85063AT/AYPCF85063AT - Tiny Real-Time Cloc |
68,624 | - |
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Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Bulk | Active | - | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C | 0.9V ~ 5.5V, 1.8V ~ 5.5V | - | 0.6µA @ 3.3V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-SOIC |
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DS1375T2-WIRE DIGITAL INPUT RTC |
3,797 | - |
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Datasheet | - | 6-WDFN Exposed Pad | Tube | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, SRAM | 16B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C | 1.7V ~ 5.5V | 1.3V ~ 5.5V | 0.5µA @ 1.7V ~ 5.5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 6-TDFN-EP (3x3) |
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R2061S02-E2-F3 WIRE INTERFACE REAL-TIME CLOCK |
2,000 | - |
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Datasheet | * | - | Tape & Reel (TR) | Active | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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R2062L01-E23 WIRE INTERFACE REAL-TIME CLOCK |
2,634 | - |
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Datasheet | * | - | Tape & Reel (TR) | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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BU9873FVM-GTTRIC RTC CLK/CALENDAR I2C 8MSOP |
269 | - |
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Datasheet | - | 8-VSSOP, 8-MSOP (0.110", 2.80mm Width) | Tape & Reel (TR) | Not For New Designs | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 1µA ~ 1.35µA @ 3V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-MSOP |
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X1205V8IC RTC CLK/CALENDAR I2C 8TSSOP |
1,594 | - |
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Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5V | 0°C ~ 70°C | Surface Mount | - | - | 8-TSSOP |
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MAX6900ETTAEQ-TI2C-BUS-COMPATIBLE REAL-TIME CLO |
1,000 | - |
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Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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ISL12021CVZIC RTC CLK/CALENDAR I2C 14TSSOP |
601 | - |
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Datasheet | - | 14-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, SRAM | 128B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 5.5µA ~ 6.5µA @ 3V ~ 5V | -20°C ~ 70°C | Surface Mount | - | - | 14-TSSOP |
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PCF85263AUKZIC RTC CLK/CALENDAR I2C 12WLCSP |
39,965 | - |
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Datasheet | - | 12-XFBGA, WLCSP | Tape & Reel (TR) | Last Time Buy | Not Verified | Clock/Calendar | Alarm, Leap Year, Watchdog Timer | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | I2C | 0.9V ~ 5.5V, 1.8V ~ 5.5V | 0.9V ~ 5.5V | 0.885µA @ 3.3V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 12-WLCSP (1.19x0.94) |
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DS2417XIC RTC BINARY CNT 1-WIRE 6FLIP |
6,802 | - |
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Datasheet | - | 6-VFBGA, FCBGA | Bulk | Active | Not Verified | Binary Counter | Unique ID | - | Binary | Binary | 1-Wire® Serial | 2.5V ~ 5.5V | - | 0.45µA @ 2.5V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 6-FlipChip (1.09x1.37) |
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ISL12058IRTZ-TIC RTC CLK/CALENDAR I2C 8TDFN |
1,521 | - |
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Datasheet | - | 8-WDFN Exposed Pad | 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 | 1.8V ~ 3.6V | - | 0.65µA @ 1.8V | -40°C ~ 85°C | Surface Mount | - | - | 8-TDFN (3x3) |
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DS1685XE/T&RIC RTC CLOCK/CALENDAR PAR |
9,030 | - |
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Datasheet | - | - | Bulk | Active | Not Verified | Clock/Calendar | Alarm, Daylight Savings, NVRAM, NVSRAM, Square Wave Output, Y2K | 242B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | - | - | - | 0°C ~ 70°C (TA) | - | - | - | - |
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BQ3285ESS-TR1RTC, NON-VOLATILE, 1 TIMER(S) |
3,051 | - |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Bulk | Active | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 242B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 4V | 300µA @ 5V | 0°C ~ 70°C | Surface Mount | - | - | 24-SSOP |
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ISL1208IU8IC RTC CLK/CALENDAR I2C 8MSOP |
3,747 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, SRAM | 2B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 4µA ~ 6µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 8-MSOP |
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DS1337IC RTC CLOCK/CALENDAR I2C 8DIP |
2,703 | - |
|
Datasheet | - | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 0.6µA @ 1.3V ~ 1.8V | -40°C ~ 85°C | Through Hole | - | - | 8-PDIP |
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.
