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datasheet pulse dialing IC Telephone BT9151

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waqar

New Member
iam looking for pulse detecting IC which i can use in my telephone set...

I got the following IC from a old telephone set but iam unable to find ts datasheet can any one please tell me how to get the following datasheet


BT9151-3
 

Sebi

Active Member
9151 not a pulse detecting IC, it's a pulse dialer.
 

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waqar

New Member
how i can make use of redial using the same iC

firstly thanks a lot as i really worked hard to get this IC but unabel to find it. Can you please guide me how to use this IC to create a redial option from the telephone set....i know its 8 or # but how to make the IC work for this.
 

Sebi

Active Member
Here is a sematic of chinese wall-phone as application.
 

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