Re: DTMF Encoding AND decoding

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Article #20649

#20649

From: Larry Lippman
Date: Sat, 04 Feb 1989 02:44

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In article <350@serene.UUCP>, gbell@pnet12.cts.com (Greg Bell) writes:
>      Are there any available chips to do both encoding AND decoding of DTMF in
> the same DIP?   Would save some board space.

	Yup - they are generally referred to as "DTMF transceiver" circuits.

	Try the Silicon Systems SSI-20C90, which performs the above function
for all 16 DTMF tone pairs.

<>  Larry Lippman @ Recognition Research Corp., Clarence, New York
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!rutgers!sunybcs!kitty!larry

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!rutgers!sunybcs!kitty!larry
From: larry@kitty.UUCP (Larry Lippman)
Newsgroups: sci.electronics
Subject: Re: DTMF Encoding AND decoding
Summary: DTMF "transceiver" chips...
Message-ID: <2967@kitty.UUCP>
Date: 4 Feb 89 02:44:48 GMT
References: <350@serene.UUCP>
Organization: Recognition Research Corp., Clarence, NY
Lines: 13

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