FEATURES

● Real time clock counts seconds, minutes, hours, date of the month, month, day of the week and year with leap year compensation valid up to 2100

● 96-byte nonvolatile RAM for data storage

● Two time-of-day alarms programmable on combination of seconds, minutes, hours and day of the week

● Serial interface supports Motorola serial peripheral interface (SPI) serial data ports or standard 3-wire interface

● Burst mode for reading/writing successive addresses in clock/RAM

● Dual power supply pins for primary and backup power supplies

● Optional trickle charge output to backup supply

● 2.0 - 5.5V operation

● Optional industrial temperature range -40°C to +85°C

● Available in space-efficient, 20-pin TSSOP package

● Recognized by Underwriters Laboratory