Operating Temperature -40°C~85°C
Packaging Tray
Published 2009
JESD-609 Code e3
Feature Alarm, Leap Year, Watchdog Timer, Y2K
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 48
ECCN Code EAR99
Type Clock/Calendar
Terminal Finish Matte Tin (Sn)
HTS Code 8473.30.11.80
Subcategory Timer or RTC
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position QUAD
Peak Reflow Temperature (Cel) 260
Supply Voltage 5V
Terminal Pitch 0.5mm
Base Part Number DS1558
Pin Count 48
Operating Supply Voltage 5V
Power Supplies 5V
Interface Parallel
Clock Frequency 0.032MHz
Logic Function Clock
External Data Bus Width 8
Time Format HH:MM:SS (24 hr)
Date Format YY-MM-DD-dd
Current - Timekeeping (Max) 6mA @ 5V
Time-Min SECONDS
Interrupt Capability Y
Voltage - Supply, Battery 2.5V~3.7V
Volatile NO