C chui New Member Dec 21, 2004 #1 Im looking after this Item: IC UM91214B. first of all: what is IC? Now, I heard I can find one of these on a phone, Is that true? and if yes...I will I reconize it? thanks you!
Im looking after this Item: IC UM91214B. first of all: what is IC? Now, I heard I can find one of these on a phone, Is that true? and if yes...I will I reconize it? thanks you!
TheOne New Member Dec 21, 2004 #2 See this post https://www.electro-tech-online.com...ost-3124&sid=c55c44d8e459a501614229c6ce554150
C chui New Member Dec 21, 2004 #3 thnks, but it didnt answare any question of mine: Can I get it on a regular phone? how shuold I reconize it inside a phone?
thnks, but it didnt answare any question of mine: Can I get it on a regular phone? how shuold I reconize it inside a phone?
Sebi Active Member Dec 21, 2004 #4 Yes, You can find it in a pretty old phone. The chip have a spec.feature: switchable tone/pulse mode. The case is DIP16, 18, or 20 and the type printed always on the chip. Attachments um91214_12.gif 19.2 KB · Views: 458
Yes, You can find it in a pretty old phone. The chip have a spec.feature: switchable tone/pulse mode. The case is DIP16, 18, or 20 and the type printed always on the chip.