im building an infared 2 buton remote controll system, , , the schmatic i am using callls for an ne567 tone decoder,, ive been doing my best to get microchip to send me one out, unfortunatly, even usin digchip cross refrence, most of the results are discontinued, are any of you veteran guys n gals wiling to lend me a hand figuring out what microchips direct replacement is of this chip,
