Operating Temperature 0°C~70°C
Packaging Tube
Published 2004
JESD-609 Code e0
Feature Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K
Pbfree Code no
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 28
ECCN Code EAR99
Type Clock/Calendar
Terminal Finish Tin/Lead (Sn/Pb)
HTS Code 8473.30.11.80
Subcategory Timer or RTC
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 240
Supply Voltage 5V
Terminal Pitch 2.54mm
Base Part Number DS1511
Pin Count 28
Operating Supply Voltage 5V
Power Supplies 5V
Interface Parallel
Memory Size 256B
Clock Frequency 0.032MHz
Logic Function Clock
External Data Bus Width 8
Number of Timers 1
Time Format HH:MM:SS (24 hr)
Date Format YY-MM-DD-dd
Current - Timekeeping (Max) 5mA @ 4.5V~5.5V
Time-Min SECONDS
Interrupt Capability Y
Voltage - Supply, Battery 2.5V~3.7V
Volatile NO