DS1557WP-120+
RoHS 
RoHS compliant
RoHS compliantPackage 34-PowerCap? Module
Category Integrated Circuits (ICs) / Clock/Timing - Real Time Clocks
Description
34-PowerCap? Module DS1557 8473.30.11.80 Alarm Leap Year NVSRAM Watchdog Timer Y2K rtc clock circuit 2.97V~3.63V 4mA @ 3.3V 0.032MHz 0C~70C
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Buying Options
Total Price: USD $28.78
Unit Price: USD $28.7848
≥1 USD $28.7848
≥10 USD $28.314
Inventory: 90
Minimum: 1
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Technical Details
Supply Chain
Factory Lead Time 6 Weeks
Physical
Mounting Type Surface Mount
Package / Case 34-PowerCap? Module
Surface Mount YES
Number of Pins 34
Technical
Operating Temperature 0°C~70°C
Packaging Tray
Published 2003
JESD-609 Code e3
Feature Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 34
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 2.97V~3.63V
Terminal Position DUAL
Peak Reflow Temperature (Cel) NOT SPECIFIED
Supply Voltage 3.3V
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Base Part Number DS1557
Pin Count 34
Qualification Status Not Qualified
Power Supplies 3.3V
Interface Parallel
Memory Size 512KB
Clock Frequency 0.032MHz
External Data Bus Width 8
Time Format HH:MM:SS (24 hr)
Date Format YY-MM-DD-dd
Current - Timekeeping (Max) 4mA @ 3.3V
Time-Min SECONDS
Interrupt Capability Y
Voltage - Supply, Battery 3V
Volatile NO
Compliance
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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