100371DMQB.
Multiplexer 1-Element ECL 12-IN 24-Pin CDIP Rail

From NATIONAL SEMICONDUCTOR

Configuration3 x 4:1
Logical FunctionMux
MountingThrough Hole
Number of Inputs12
Number of Outputs3
Operating Supply Voltage (Max)-5.7 V
Operating Supply Voltage (Min)-4.2 V
Operating Supply Voltage (Typ)-5 V
Operating Temp Range-55C to 125C
Operating Temperature ClassificationMilitary
Package TypeCDIP
PackagingRail
Pin Count24
Rad HardenedNo

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