Need a frequency receiver IC (Dtmf)

J

josi

New Member

• Mar 11, 2008

• #1

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

 

M

mrmonteith

New Member

• Mar 11, 2008

• #2

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

New Member

• Mar 11, 2008

• #3

mrmonteith said:

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.

Click to expand...

@2nd for Holotek. Futurlec has them.

 

M

mrmonteith

New Member

• Mar 11, 2008

• #4

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

 

J

josi

New Member

• Mar 11, 2008

• #5

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

 

J

josi

New Member

• Mar 11, 2008

• #6

Thanx mrmonteith!

 

Hero999

Banned

• Mar 16, 2008

• #7

Why do you want this?

DTMF is obsolete.

 

J

josi

New Member

• Mar 16, 2008

• #8

Hero999 said:

Why do you want this?

DTMF is obsolete.

Click to expand...

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

 

S

Super_voip

New Member

• Mar 17, 2008

• #9

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