PCF2123BS/1,512
IC RTC CLK/CALENDAR SPI 16HVQFNManufacturer: NXP USA Inc.
Categories: Real Time Clocks
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The NXP USA Inc. PCF2123BS-1-512 is a Clock/Calendar Real Time Clock (RTC) IC featuring an SPI interface. This component is designed for precise timekeeping with low power consumption, drawing a maximum of 0.38µA at 5V. It supports both HH:MM:SS (12/24 hr) and YY-MM-DD-dd date formats. Key features include alarm functionality, leap year compensation, a square wave output, and a watchdog timer. The PCF2123BS-1-512 is supplied in a 16-HVQFN (3x3) package, suitable for surface mount applications. Operating within a voltage range of 1.6V to 5.5V, this RTC is ideal for applications in consumer electronics, industrial automation, and automotive systems requiring reliable time-based operations. It is packaged in a tube for efficient handling.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: DiscontinuedPackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Features | Alarm, Leap Year, Square Wave Output, Watchdog Timer |
| Packaging | Tube |
| Package / Case | 16-VFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Memory Size | - |
| Interface | SPI |
| Type | Clock/Calendar |
| Operating Temperature | -40°C ~ 85°C |
| Voltage - Supply | 1.6V ~ 5.5V |
| Time Format | HH:MM:SS (12/24 hr) |
| Date Format | YY-MM-DD-dd |
| Supplier Device Package | 16-HVQFN (3x3) |
| Voltage - Supply, Battery | - |
| Current - Timekeeping (Max) | 0.33µA ~ 0.38µA @ 2V ~ 5V |
| Programmable | Not Verified |