DS1677E+
RoHS 
RoHS compliant
RoHS compliantPackage 20-TSSOP (0.173, 4.40mm Width)
Category Integrated Circuits (ICs) / Clock/Timing - Real Time Clocks
Description
20-TSSOP (0.173 4.40mm Width) DS1677 R-PDSO-G20 Alarm Leap Year Watchdog Timer real time clock IC 4.5V~5.5V 300muA @ 5V 6.5mm 0.032MHz
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Buying Options
Total Price: USD $5.91
Unit Price: USD $5.911989
≥1 USD $5.911989
≥200 USD $2.288385
≥500 USD $2.208298
≥1000 USD $2.168911
Inventory: 1183
Minimum: 1
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Technical Details
Technical
Additional Feature 3-CHANNEL, 8-BIT ADC
HTS Code 8542.31.00.01
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Supply Voltage 5V
Terminal Pitch 0.65mm
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number DS1677
Pin Count 20
JESD-30 Code R-PDSO-G20
Qualification Status Not Qualified
Interface 3-Wire Serial
Clock Frequency 0.032MHz
External Data Bus Width 1
Time Format HH:MM:SS (12/24 hr)
Date Format YY-MM-DD-dd
Current - Timekeeping (Max) 300μA @ 5V
Voltage - Supply, Battery 2.5V~3.7V
Information Access Method SERIAL, 3-WIRE
Terminal Finish Matte Tin (Sn)
Type Portable System Controller
ECCN Code EAR99
Number of Terminations 20
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Active
Pbfree Code yes
Feature Alarm, Leap Year, Watchdog Timer
JESD-609 Code e3
Published 2009
Packaging Tube
Operating Temperature 0°C~70°C
Dimensions
Height Seated (Max) 1.1mm
Length 6.5mm
Width 4.4mm
Compliance
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Physical
Surface Mount YES
Package / Case 20-TSSOP (0.173, 4.40mm Width)
Mounting Type Surface Mount
Supply Chain
Factory Lead Time 6 Weeks
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