DS1557P-70
RoHS
/
Package 34-PowerCap? Module
Category Integrated Circuits (ICs) / Clock/Timing - Real Time Clocks
Description
DUAL Clock HH:MM:SS (24hr) CMOS Real Time Clock (RTC) IC 2005 SECONDS 512KB 0C~70C
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Technical Details
Compliance
Lead Free Contains Lead
RoHS Status Non-RoHS Compliant
Radiation Hardening No
Technical
Volatile NO
Voltage - Supply, Battery 3V
Interrupt Capability Y
Time-Min SECONDS
Current - Timekeeping (Max) 6mA @ 5V
Date Format YY-MM-DD-dd
Time Format HH:MM:SS (24 hr)
External Data Bus Width 8
Logic Function Clock
Clock Frequency 0.032MHz
Memory Size 512KB
Interface Parallel
Power Supplies 5V
Operating Supply Voltage 5V
Pin Count 34
Base Part Number DS1557
Supply Voltage 5V
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 34
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Part Status Obsolete
Pbfree Code yes
Feature Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
JESD-609 Code e3
Published 2005
Packaging Tube
Operating Temperature 0°C~70°C
Physical
Number of Pins 34
Package / Case 34-PowerCap? Module
Mounting Type Surface Mount
Mount Surface Mount
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