Real Time Clocks
Compare the current Real Time Clocks Clock/Timing selection by manufacturer, stock status, datasheet and technical parameters. Use these details to narrow the list to parts that match your design, maintenance or purchasing requirements.
For a specific MPN, package, electrical rating or quantity requirement, send the details to EGOO. We can help confirm availability, quotation and alternative sourcing options.
| 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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V3022SO28A+IC RTC CLOCK/CALENDAR 28SOIC |
2,115 | - |
|
Datasheet | - | 28-SOIC (0.295", 7.50mm Width) | Tube | Last Time Buy | Not Verified | Clock/Calendar | Alarm, Leap Year, RAM | 8B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | - | 2V ~ 5.5V | - | 15µA @ 3V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 28-SOIC |
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EM3028V3TP14BIC RTC CLK/CALENDAR I2C 14TSSOP |
0 |
1+：$1.58000 10+：$1.10000 25+：$0.98560 100+：$0.86330 250+：$0.80592 500+：$0.77164 1000+：$0.74359 |
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Datasheet | - | 14-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Trickle-Charger | 43B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.1V ~ 5.5V | 1.1V ~ 5.5V | 0.4µA @ 5V | -40°C ~ 85°C | Surface Mount | - | - | 14-TSSOP |
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|
EM3028V3TP14ALINEAR IC |
2,846 | - |
|
Datasheet | - | 14-TSSOP (0.173", 4.40mm Width) | Tube | Active | - | Clock/Calendar | Alarm, EEPROM, Leap Year, Square Wave Output, Trickle-Charger | 43B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.1V ~ 5.5V | 1.1V ~ 5.5V | 0.3µA ~ 0.4µA @ 1.1V ~ 5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 14-TSSOP |
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EM3027IDSSO8B+IC RTC CLK/CALENDAR I2C 8SOIC |
2,311 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Last Time Buy | Not Verified | Clock/Calendar | Alarm, EEPROM, Leap Year, RAM, Trickle-Charger | 8B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, SPI | 1.4V ~ 5.5V | 1.4V ~ 5.5V | 0.4µA @ 5V | -40°C ~ 125°C (TA) | Surface Mount | - | - | 8-SOIC |
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EM3027IDSSO8A+LINEAR IC |
1,338 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Last Time Buy | - | Clock/Calendar | Alarm, EEPROM, Leap Year, RAM, Trickle-Charger | 8B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C | 1.4V ~ 5.5V | 1.4V ~ 5.5V | 4.6µA ~ 5.5µA @ 1.4V ~ 5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-SOIC |
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V3020SO8A+IC RTC CLK/CALENDAR SER 8SOIC |
4,758 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Last Time Buy | Not Verified | Clock/Calendar | Alarm, Leap Year, RAM | 1B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 1.2V ~ 5.5V | - | 0.8µA @ 5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-SOIC |
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V3021SO8B+IC RTC CLK/CAL 3 WIRE SER 8-SOIC |
4,531 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Last Time Buy | - | Clock/Calendar | Leap Year, RAM | 1B | HH:MM:SS | YY-MM-DD-dd | 3-Wire Serial | 2V ~ 5.5V | - | 1.8µA @ 5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-SOIC |
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V3020SO8B+IC RTC CLK/CALENDAR SER 8SOIC |
2,434 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Last Time Buy | Not Verified | Clock/Calendar | Alarm, Leap Year, RAM | 1B | HH:MM:SS | YY-MM-DD-dd | 3-Wire Serial | 1.2V ~ 5.5V | - | 4µA ~ 7µA @ 3V ~ 5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-SOIC |
|
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V3021SO8A+IC RTC CLK/CALENDAR SER 8SOIC |
2,297 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Last Time Buy | Not Verified | Clock/Calendar | Alarm, Leap Year, RAM | 1B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 2V ~ 5.5V | - | 10µA @ 5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-SOIC |
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V3020TP8B+IC RTC CLK/CALENDAR SER 8TSSOP |
4,671 | - |
|
Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Last Time Buy | Not Verified | Clock/Calendar | Alarm, Leap Year, RAM | 1B | HH:MM:SS | YY-MM-DD-dd | 3-Wire Serial | 1.2V ~ 5.5V | - | 4µA ~ 7µA @ 3V ~ 5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-TSSOP |
Real Time Clocks FAQ
How can I narrow the current Real Time Clocks selection?
Use the available manufacturer and technical filters to compare matching parts by specifications, stock status, pricing and datasheet information.
Can EGOO help source hard-to-find or obsolete Real Time Clocks parts?
Yes. Send the manufacturer part number and required quantity to our sourcing team for availability, lead-time and alternative sourcing support.
Can I request a quotation for a BOM or small-batch requirement?
Yes. EGOO supports BOM sourcing, prototype quantities and small-batch purchasing. Provide your part list and quantities for a quotation review.
What information should I provide when requesting a quote?
Please provide the target part number, manufacturer, quantity and any required date code, package or delivery requirements so our team can respond more accurately.
