Check out NXP’s extensive portfolio for all your interface and connectivity needs. Our devices include broadband communication ICs, transceivers and fail-safe SBCs for automotive, video SERDES, and many, many more, such as extensive solutions for the ubiquitous connectivity standards of UART, SPI, HDMI and I2C.
Interface and connectivity
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NXP Semiconductors Ultra Low Power Real Time Clock...

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PCF85063BTL
Tiny Real-Time Clock/calendar with alarm function and SPI‑bus
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Related links
Data sheet
- Integrated RTC, TCXO and quartz crystal (pdf) (2013-02-12)
- Accurate RTC with integrated quartz crystal for automotive (pdf) (2013-01-24)
Training & events
Products
| Type number | Description | Status | Quick access | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PCA21125T | SPI-bus Real-Time Clock and calendar | Download datasheet Order sample Buy online | |||||||||||||
| PCF2123 | SPI Real time clock/calendar | Download datasheet | |||||||||||||
| |||||||||||||||
| PCF85063BTL | Tiny Real-Time Clock/calendar with alarm function and SPI‑bus | Download datasheet Order sample | |||||||||||||
Demo boards
| Type number | Description | Status | Quick access |
|---|---|---|---|
| OM11059 | Demoboard for the SPI RTC PCF85063BTL |







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