Real Time Clocks
Review Real Time Clocks Clock/Timing components in this filtered selection. Compare manufacturer information, availability, pricing, datasheets and key specifications to narrow down suitable parts for your application.
If the exact part or specification you need is not listed, send the manufacturer part number, target parameters and quantity to JIEXIN Electronics for sourcing and quotation support.
| Photo | Mfr. Part # | Availability | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PT7C4363BWEXIC RTC I2C SER 8SOIC T&R 2.5K |
1,779 |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | 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 | 1.3V ~ 5.5V | - | 0.85µA ~ 0.9µA @ 3V ~ 5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-SOIC |
|
PT7C4339UEXIC RTC CLK/CALENDAR I2C 8MSOP |
4,562 |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD | I2C, 2-Wire Serial | 3V ~ 5.5V | 1.3V ~ 3.7V | 250µA @ 3V ~ 5.5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-MSOP |
|
PT7C4311AWEXIC RTC CLK/CALENDAR I2C 8SOIC |
4,472 |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Leap Year, Square Wave Output, Y2K | 56B | HH:MM:SS (24 hr) | YY-MM-DD | I2C, 2-Wire Serial | 1.2V ~ 5.5V | 2V ~ 3.5V | 150µA @ 1.5V ~ 5.5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-SOIC |
|
PT7C4337BLEXIC REAL TIME CLK TSSOP T&R 2.5K |
3,676 |
|
Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | 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 | - | 0.8µA @ 1.2V ~ 1.8V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-TSSOP |
|
PT7C4563BZEEXIC RTC I2C/2-WIRE SER 8TDFN T&R |
3,965 |
|
Datasheet | - | 8-WFDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.3V ~ 5.5V | - | 0.65µA ~ 0.85µA @ 3V ~ 5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-TDFN (2x3) |
|
|
PT7C4311ZEEXIC RTC CLK/CALENDAR I2C 8TDFN |
2,097 |
|
Datasheet | - | 8-WFDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Leap Year, Square Wave Output, Y2K | 56B | HH:MM:SS (24 hr) | YY-MM-DD | I2C, 2-Wire Serial | 1.2V ~ 5.5V | 2V ~ 3.5V | 150µA @ 1.5V ~ 5.5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-TDFN (2x3) |
|
|
PT7C433833UEXIC RTC CLK/CALENDAR I2C 8MSOP |
2,092 |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Square Wave Output | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 5.5V | 1.5V ~ 3.7V | 125µA @ 2.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-MSOP |
|
|
PT7C4563WEXIC RTC CLK/CALENDAR I2C 8SOIC |
1,537 |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.3V ~ 5.5V | - | 0.65µA ~ 0.85µA @ 3V ~ 5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-SOIC |
|
|
PT7C4311ZEE+DMXIC RTC CLK/CALENDAR I2C 8TDFN |
3,370 |
|
Datasheet | - | 8-WFDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Leap Year, Square Wave Output, Y2K | 56B | HH:MM:SS (24 hr) | YY-MM-DD | I2C, 2-Wire Serial | 1.2V ~ 5.5V | 2V ~ 3.5V | 150µA @ 1.5V ~ 5.5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-TDFN (2x3) |
|
|
PT7C4563UEXIC RTC CLK/CALENDAR I2C 8MSOP |
1,199 |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.3V ~ 5.5V | - | 0.65µA ~ 0.85µA @ 3V ~ 5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-MSOP |
Frequently Asked Questions
What are Real Time Clocks components used for?
Real Time Clocks components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right Real Time Clocks part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can JIEXIN Electronics help source obsolete or hard-to-find Real Time Clocks parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
How can I request pricing and availability?
Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.
