DS1501YS+
RoHS 
RoHS compliant
RoHS compliantPackage 28-SOIC (0.295, 7.50mm Width)
Category Integrated Circuits (ICs) / Clock/Timing - Real Time Clocks
Description
28-SOIC (0.295 7.50mm Width) DS1501 R-PDSO-G28 Alarm Leap Year NVSRAM Square Wave Output Watchdog Timer Y2K rtc clock circuit 4.5V~5.5V 5mA @ 4.5V~5.5V 18.1mm 0.032MHz
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Technical Details
Compliance
Lead Free Lead Free
RoHS Status ROHS3 Compliant
Dimensions
Width 8.565mm
Length 18.1mm
Height Seated (Max) 3.05mm
Technical
Volatile YES
Voltage - Supply, Battery 2.5V~3.7V
Interrupt Capability Y
Time-Min SECONDS
Current - Timekeeping (Max) 5mA @ 4.5V~5.5V
Date Format YY-MM-DD-dd
Time Format HH:MM:SS (24 hr)
Number of Timers 1
External Data Bus Width 8
Clock Frequency 0.032MHz
Memory Size 256B
Interface Parallel
Power Supplies 5V
Qualification Status Not Qualified
JESD-30 Code R-PDSO-G28
Pin Count 28
Base Part Number DS1501
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Terminal Pitch 1.27mm
Supply Voltage 5V
Peak Reflow Temperature (Cel) 260
Terminal Position DUAL
Voltage - Supply 4.5V~5.5V
Technology CMOS
Subcategory Timer or RTC
HTS Code 8473.30.11.80
Terminal Finish Matte Tin (Sn)
Type Clock/Calendar
ECCN Code EAR99
Number of Terminations 28
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Obsolete
Pbfree Code yes
Feature Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K
JESD-609 Code e3
Published 2013
Packaging Tube
Operating Temperature 0°C~70°C
Physical
Surface Mount YES
Package / Case 28-SOIC (0.295, 7.50mm Width)
Mounting Type Surface Mount
Alternative Model
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