Clock Generators
82C284Intersil   Clock Generator and Ready Interface for 80C286, CMOS, 10 and 12.5MHz 
82C284/883Intersil   Clock Generator and Ready Interface for 80C286, CMOS, 883 Compliant, 10MHz 
CDP68HC68T1Intersil   Clock, Real-Time, Serial with RAM, Power Sense/Control, CMOS 
HS-82C85RHIntersil   Clock Generator/Controller, CMOS, DC to 15MHz, 100?A, Rad-Hard 

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