Analog:
http://uk.rs-online.com/mobile/p/optocoupler/2815422/
Digital:
http://uk.rs-online.com/mobile/p/optocoupler/7085364/
Analog:
http://uk.rs-online.com/mobile/p/optocoupler/2815422/
Digital:
http://uk.rs-online.com/mobile/p/optocoupler/7085364/