Need a frequency receiver IC (Dtmf)

[josi]

Hi, i'm lookong for a frequency receiver IC (DTMF) for my project! i wanted to use an MC145436,but i can't find any supplier (capetown, south Africa). can somebody refer me to other IC's that will do the same job? thanx

 

[mrmonteith]

I just did a quick search on google for dtmf receiver and there are several other chips out there. www.holtek.com has a HT9172 -- DTMF Receiver. Hope that helps.

 

[Analog]

I just did a quick search on google for dtmf receiver and there are several other chips out there. www.holtek.com has a HT9172 -- DTMF Receiver. Hope that helps.

@2nd for Holotek. Futurlec has them.

 

[mrmonteith]

Thanks Analog. I keep forgetting about Futurlec. They have a large variety of stuff. Keep reminding me. lol

 

[josi]

Thanx analog, i'll check wether they have a branch in capetown!

 

[josi]

Thanx mrmonteith!

 

[Hero999]

Why do you want this?

DTMF is obsolete.

 

[josi]

Why do you want this?

DTMF is obsolete.

i need to remotly control a circuit using my cellphone! if u have other ideas please let me know!

 

[Super_voip]

http://www.geocities.com/constantinescuradu/content/dtmf.htm , a software dtmf decoder using PIC micro