DS1688S
RoHS
/
Package 28-SOIC (0.295, 7.50mm Width)
Category Integrated Circuits (ICs) / Clock/Timing - Real Time Clocks
Description
28-SOIC (0.295 7.50mm Width) R-PDSO-G28 Alarm Leap Year Square Wave Output Unique ID CAN ALSO OPERATE WITH 5V SUPPLY real time clock IC 2.7V~3.3V 4.5V~5.5V 18.1mm 0.032MHz 0C~70C
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Technical Details
Compliance
RoHS Status Non-RoHS Compliant
Dimensions
Width 8.565mm
Length 18.1mm
Height Seated (Max) 3.05mm
Technical
Date Format YY-MM-DD
Time Format HH:MM:SS (12/24 hr)
Number of Timers 1
External Data Bus Width 8
Clock Frequency 0.032MHz
Number of Bits 16
Memory Size 114B
Interface Parallel
Qualification Status COMMERCIAL
JESD-30 Code R-PDSO-G28
Pin Count 28
Time@Peak Reflow Temperature-Max (s) 20
Terminal Pitch 1.27mm
Supply Voltage 3V
Peak Reflow Temperature (Cel) 240
Terminal Position DUAL
Voltage - Supply 2.7V~3.3V 4.5V~5.5V
Technology CMOS
Additional Feature CAN ALSO OPERATE WITH 5V SUPPLY
Terminal Finish TIN LEAD
Type Clock/Calendar
Number of Terminations 28
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Obsolete
Pbfree Code no
Feature Alarm, Leap Year, Square Wave Output, Unique ID
JESD-609 Code e0
Packaging Tube
Operating Temperature 0°C~70°C
Physical
Surface Mount YES
Package / Case 28-SOIC (0.295, 7.50mm Width)
Mounting Type Surface Mount
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