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DS1305E+
Maxim IntegratedRoHS 
RoHS compliant
RoHS compliantPackage 20-TSSOP (0.173, 4.40mm Width)
Category Clock/Timing - Real Time Clocks / Clock/Timing - Real Time Clocks
Description
20-TSSOP (0.173 4.40mm Width) DS1305 e3 Alarm Leap Year NVSRAM Trickle-Charger real time clock IC 2V~5.5V 25.3muA~81muA @ 2V~5V 6.5mm 32.8kHz
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Inventory: 8667
Minimum: 1
Total Price: USD $1.83
Unit Price: USD $1.8259
≥1 USD $1.8259
≥200 USD $1.49815
≥500 USD $1.4516
≥1000 USD $1.40505
Technical Details
Supply Chain
Factory Lead Time 6 Weeks
Technical
Operating Temperature 0°C~70°C
Packaging Tube
Published 2002
JESD-609 Code e3
Feature Alarm, Leap Year, NVSRAM, Trickle-Charger
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
ECCN Code EAR99
Type Clock/Calendar
Subcategory Timer or RTC
Technology CMOS
Voltage - Supply 2V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Supply Voltage 5V
Terminal Pitch 0.65mm
Frequency 32.8kHz
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number DS1305
Pin Count 20
Number of Outputs 1
Voltage 5V
Interface SPI
Memory Size 96B
Logic Function Clock
Time Format HH:MM:SS (12/24 hr)
Date Format YY-MM-DD-dd
Current - Timekeeping (Max) 25.3μA~81μA @ 2V~5V
Time-Min SECONDS
Interrupt Capability Y
Voltage - Supply, Battery 2V~5.5V
Volatile YES
Information Access Method SERIAL, 3-WIRE
Dimensions
Height 900μm
Length 6.5mm
Width 4.4mm
Compliance
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Physical
Contact Plating Tin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 20-TSSOP (0.173, 4.40mm Width)
Number of Pins 20
Weight 190.990737mg
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