C czxjuren New Member Aug 19, 2003 #1 recently i have many interest in phone ,i fine a IC csc5087 that is DTMF transceiver,but i don't how to use it ,where can fine the data sheet of it?
recently i have many interest in phone ,i fine a IC csc5087 that is DTMF transceiver,but i don't how to use it ,where can fine the data sheet of it?
Sebi Active Member Aug 24, 2003 #2 I think, this is a clone of original MOSTEK MK5087, but this IC is only a tone dialer,without tone decoder function... UMC number is UM 95087. I have both d'sheets.
I think, this is a clone of original MOSTEK MK5087, but this IC is only a tone dialer,without tone decoder function... UMC number is UM 95087. I have both d'sheets.