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
31 x 8 Battery-Backed General-Purpose RAM
Serial I/O for Minimum Pin Count
2.0V to 5.5V Full Operation
Uses Less than 300nA at 2.0V
Single-Byte or Multiple-Byte (Burst Mode)
Data Transfer for Read or Write of Clock or
RAM Data
8-Pin DIP or Optional 8-Pin SO for Surface
Mount
Simple 3-Wire Interface
TTL-Compatible (VCC = 5V)
Optional Industrial Temperature Range:
-40°C to +85°C
DS1202 Compatible
Underwriters Laboratories (UL®)
Recognized