alisufian
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hey everyone ,
MT8870 o/p does not go to zero when there is no dtmf input, mean when i input a dtmf tone i can see o/p on Q1 Q2 Q3 and Q4 pins , but as i remove the dtmf i/p the previous o/p do not disappear.
plz do me favor. and sorry in advance for my bad english
MT8870 o/p does not go to zero when there is no dtmf input, mean when i input a dtmf tone i can see o/p on Q1 Q2 Q3 and Q4 pins , but as i remove the dtmf i/p the previous o/p do not disappear.
plz do me favor. and sorry in advance for my bad english