54F139FMQB.
Decoder/Demultiplexer Dual 2-to-4 16-Pin CFPAK Rail

From NATIONAL SEMICONDUCTOR

High Level Output Current-1 mA
Logic FamilyF
Logical FunctionDecoder/Demux
Low Level Output Current20 mA
MountingSurface Mount
Number of Elements2
Number of Inputs2
Number of Outputs4
Operating Supply Voltage (Max)5.5 V
Operating Supply Voltage (Min)4.5 V
Operating Supply Voltage (Typ)5 V
Operating Temp Range-55C to 125C
Operating Temperature ClassificationMilitary
Package TypeCFPAK
PackagingRail
Pin Count16
PolarityInverting
Propagation Delay Time12 ns
Rad HardenedNo
TechnologyBipolar

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