Tiny Real-Time Clock/Calendar with Alarm Function, Battery Switch-Over, Time Stamp Input and I²C-Bus
Compact List
High-Accuracy and Nano-Powered RTC IC
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The PCF8525 is a real-time clock (RTC) IC offering accurate timekeeping performance. The HVSON version includes temperature compensation for up to ±30 ppm accuracy, delivering up to 5x better than other RTC IC solutions, while the WLCSP variant omits compensation to achieve an ultra-compact footprint for space-constrained designs.
Product Details
Features
- A wide supply range enables design flexibility
- VDD supply voltage: 1.2 V to 5.5 V
- VDD clock supply voltage: 0.9 V to 5.5 V
- Integrated temperature compensation enables up to 5x higher time keeping accuracy over the full temperature range
- IDD timekeeping: 64 nA typical
- Available in the Commercial temp range: -40 °C to +85 °C
- WLCSP12 (1.14 x 1.54 mm; 0.4 mm pitch)
- HVSON10 (3 x 3 mm; 0.5 mm pitch)
Related products
Documentation
Quick reference to our documentation types
3 documents
Application Note (1)
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RTC Timekeeping Accuracy[AN14999]
Brochure (1)
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NXP System Management I²C, I3C and SPI Selector Guide[I2CSELECTORBROC]