SPDT Analog Switches
[1] [2] 
HI-5051/883Intersil   Analog Switch, SPDT, Dual, NClosed/NOpen, Ron = 25, TTL Inputs, 80mA Signal Current, CMOD, 883 Compliant 
HS-303RHIntersil   Analog Switch, SPDT, Dual, NOpen/NClosed, TTL Compliant Inputs, 14 Pins, CMOS, Rad-Hard 
HS-390RHIntersil   Analog Switch, SPDT, Dual, NOpen/NClosed, TTL Compliant Inputs, 16 Pins, CMOS, Rad-Hard 
ISL43210Intersil   Analog Switch or 2-1 Multiplexer, Single SPDT, Ron = 11 @ +12V, Single Supply +2.7 to +12 Volt, Ron Matched 
ISL43231Intersil   Low-Voltage, Single and Dual Supply, Triple SPDT Analog Switch 
ISL43240Intersil   Analog Switch, SPDT, Quad, 2xNClosed/2xNOpen, Ron = 18 @ ?5V, Single or Dual Supply, ?2V to ?6V or +2V to +12V, Ron Matched 
ISL5123Intersil   Analog Switch or 2-1 Multiplexer, SPDT, Single, Ron = 32 @ 3.3V, 19 @ 5V, 11 @ 12V, Single Supply, +2.7V to +12V 
ISL8394Intersil   Analog Switch or Multiplexer, SPDT, Quad, 2 x NOpen, 2 x NClosed, Ron 17 @ ?5V, Single Supply, +2V to +12V or Dual Supply ?2.0V to ... 
ISL84053Intersil   Analog Switch, Triple SPDT, Low-Voltage 2V-12V, Single or Dual Supply, R(on) = 100 Ohms, TTL/CMOS inputs 
ISL84544Intersil   Analog Switch or 2-1 Multiplexer, SPDT, NOpen/NClosed, Dual, Low-Voltage, Ron = 50 @ 3.3V and 30 @ 5V, Single Supply, +2.7V to +12 
LMS4684National Semiconductor   0.5[Ohm] Low-Voltage, Dual SPDT Analog Switch 
NC7SB3157Fairchild Semiconductor   TinyLogic Low Voltage UHS SPDT Analog Switch or 2:1 Multiplexer/Demultiplexer Bus Switch 
NC7SBU3157Fairchild Semiconductor   TinyLogic Low Voltage UHS SPDT Analog Switch with -2V Undershoot Protection 
SA630Philips Semiconductors   Single pole double throw (SPDT) switch 
[1] [2] 

ChipCatalog.com - Your Source of Information About Electronic Components