DS1344E-18+
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) DS1344 8473.30.11.80 Alarm Leap Year NVRAM Square Wave Output Trickle Charger real time clock IC 1.71V~5.5V 6.5mm 4MHz -40C~85C
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Buying Options
Total Price: USD $23.27
Unit Price: USD $23.265221
≥1 USD $23.265221
≥10 USD $21.948325
≥100 USD $20.705965
≥500 USD $19.533932
≥1000 USD $18.428235
Inventory: 1132
Minimum: 1
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Technical Details
Compliance
RoHS Status ROHS3 Compliant
Radiation Hardening No
Dimensions
Width 4.4mm
Length 6.5mm
Height Seated (Max) 1.1mm
Technical
Information Access Method SERIAL, 3-WIRE
Volatile NO
Voltage - Supply, Battery 1.3V~5.5V
Interrupt Capability Y
Time-Min SECONDS
Date Format YY-MM-DD-dd
Time Format HH:MM:SS (12/24 hr)
Number of Timers 1
Logic Function Clock
Clock Frequency 4MHz
Memory Size 96B
Interface SPI
Operating Supply Voltage 1.8V
Pin Count 20
Base Part Number DS1344
Terminal Pitch 0.65mm
Supply Voltage 1.8V
Terminal Position DUAL
Voltage - Supply 1.71V~5.5V
Technology CMOS
Subcategory Timers or RTCs
HTS Code 8473.30.11.80
Type Clock/Calendar
ECCN Code EAR99
Number of Terminations 20
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Obsolete
Pbfree Code yes
Feature Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger
Published 2002
Packaging Tube
Operating Temperature -40°C~85°C
Physical
Number of Pins 20
Package / Case 20-TSSOP (0.173, 4.40mm Width)
Mounting Type Surface Mount
Mount Surface Mount
Supply Chain
Factory Lead Time 6 Weeks
Alternative Model
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