Operating Temperature -40°C~85°C
Packaging Tube
Published 2009
JESD-609 Code e3
Feature Leap Year, NVSRAM, Square Wave Output
Pbfree Code yes
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Type Clock/Calendar
Subcategory Timer or RTC
Technology CMOS
Voltage - Supply 3V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Supply Voltage 3.3V
Terminal Pitch 1.27mm
Frequency 32.8kHz
Base Part Number DS1338
Pin Count 8
Operating Supply Voltage 3.3V
Interface I2C, 2-Wire Serial
Memory Size 56B
Operating Supply Current 325μA
Logic Function Clock
Number of Timers 1
Time Format HH:MM:SS (12/24 hr)
Date Format YY-MM-DD-dd
Current - Timekeeping (Max) 125μA~200μA @ 3.63V~5.5V
Time-Min SECONDS
Interrupt Capability N
Voltage - Supply, Battery 1.3V~3.7V
Volatile NO
Information Access Method I2C