SUMMARY DESCRIPTION
The M41T0 TIMEKEEPER® RAM is a low power Serial TIMEKEEPER with a built-in 32.768kHz oscillator (external crystal controlled). Eight registers are used for the clock/calendar function and are configured in binary coded decimal (BCD) format.
Addresses and data are transferred serially via a two-line bi-directional bus. The built-in address register is incremented automatically after each WRITE or READ data byte.
The M41T0 is supplied in 8 lead Plastic Small Outline package.

FEATURES SUMMARY
■ 2.0 TO 5.5V CLOCK OPERATING VOLTAGE
■ COUNTERS FOR SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEARS, and CENTURY
■ YEAR 2000 COMPLIANT
■ I2C BUS COMPATIBLE (400kHz)
■ LOW OPERATING CURRENT OF 130µA
■ OPERATING TEMPERATURE OF –40 TO 85°C
■ AUTOMATIC LEAP YEAR COMPENSATION
■ SPECIAL SOFTWARE PROGRAMMABLE OUTPUT
■ OSCILLATOR STOP DETECTION