M41ST85YMX6 SOIC Surface Mount Clock IC 4.5V 5.5V -40°C 85°C
1 TIMER(S), REAL TIME CLOCK, PDSO28, 0.300 INCH, ROHS COMPLIANT, PLASTIC, SOX-28
28-Pin Industrial Temperature Real-Time Clock Timer IC
44-Bit Real Time Clock IC, SOIC, -40°C to 85°C, I2C/Serial Interface