flashtree 2Pcs DS1302 RTC Real Time Clock Module for Arduino No Battery breakout

SKU 00135

The real-time clock has the ability to calculate seconds, minutes,hours, days, weeks, months, and years before 2100, as well as theability to adjust for leap years.
- 31 8-bit temporary data storage RAM
- Serial I/O port mode minimizes the number of pins
- Wide range of operating voltage 2.0, 5.5V
- Working current 2.0V, less than 300nA
- Thereare two transfer methods for single-byte transfers and multi-bytetransfer bursts when reading or writing clock or RAM data
- 8-Pin DIP Package or Optional 8-Pin SOIC Package Based on Surface Mount
- Simple 3-wire interface
- Compatible with TTL Vcc=5V
- Dual power supply for main and backup power supplies

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