FEATURES
Real-time clock (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
Consumes less than 500nA in battery backup mode with oscillator running
Optional industrial temperature range: -40°C to +85°C
Available in 8-pin DIP or SOIC
Underwriters Laboratory (UL) recognized