DS1307 64 x 8 Serial Real-Time Clock

Real-time cl°Ck (RTC) counts seconds, minutes, hours, date of the month, month, day of the week, and year with leap-year compensation valid up to 2100.

• 56-byte, battery-backed, nonvolatile (NV) RAM for data storage

• Two-wire serial interface

• Programmable squarewave output signal

• Automatic power-fail detect and switch circuitry

• A in battery backup mode with oscillator running

• Underwriters Laboratory (UL) recognized