PCF2129AT/1,512
IC RTC CLOCK/CALENDAR I2C 20SOManufacturer: NXP USA Inc.
Categories: Real Time Clocks
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NXP USA Inc. offers the PCF2129AT-1-512, a Clock/Calendar IC featuring an I2C interface. This component provides precise timekeeping with a low current consumption of 1.5µA at 3.3V. Key features include alarm functionality, leap year compensation, square wave output, and an integrated watchdog timer. The PCF2129AT-1-512 supports both 12/24-hour time formats and YY-MM-DD-dd date formats. It operates across a voltage range of 1.8V to 4.2V for both supply and battery. The device is housed in a 20-SOIC package with a 7.50mm width, designed for surface mounting. This Real Time Clock is commonly utilized in industrial, automotive, and consumer electronics applications requiring accurate timekeeping and calendar functions.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Features | Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer |
| Packaging | Tube |
| Package / Case | 20-SOIC (0.295"", 7.50mm Width) |
| Mounting Type | Surface Mount |
| Memory Size | - |
| Interface | I2C, 2-Wire Serial |
| Type | Clock/Calendar |
| Operating Temperature | -40°C ~ 85°C |
| Voltage - Supply | 1.8V ~ 4.2V |
| Time Format | HH:MM:SS (12/24 hr) |
| Date Format | YY-MM-DD-dd |
| Supplier Device Package | 20-SO |
| Voltage - Supply, Battery | 1.8V ~ 4.2V |
| Current - Timekeeping (Max) | 1.5µA @ 3.3V |
| Programmable | Not Verified |