74HCT688N,652
RoHS 
RoHS compliant
RoHS compliantPackage 20-DIP (0.300, 7.62mm)
Category Integrated Circuits (ICs) / Logic - Comparators
Description
CASCADABLE 1997 Tube HCT digital comparator 4mA 4mA 51ns 7.62mm 50pF
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Technical Details
Physical
Mounting Type Through Hole
Package / Case 20-DIP (0.300, 7.62mm)
Surface Mount NO
Technical
Operating Temperature -40°C~125°C
Packaging Tube
Published 1997
Series 74HCT
JESD-609 Code e4
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
Type Identity Comparator
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Additional Feature CASCADABLE
Subcategory Arithmetic Circuits
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 5V
Terminal Pitch 2.54mm
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number 74HCT688
Output Active Low
Pin Count 20
JESD-30 Code R-PDIP-T20
Qualification Status Not Qualified
Supply Voltage-Max (Vsup) 5.5V
Power Supplies 5V
Supply Voltage-Min (Vsup) 4.5V
Load Capacitance 50pF
Number of Bits 8
Family HCT
Current - Quiescent (Iq) 8μA
Current - Output High, Low 4mA 4mA
Max Propagation Delay @ V, Max CL 34ns @ 4.5V, 50pF
Propagation Delay (tpd) 51 ns
Output Function A=B
Dimensions
Height Seated (Max) 4.2mm
Length 26.73mm
Width 7.62mm
Compliance
RoHS Status ROHS3 Compliant
Alternative Model
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