is my tda1543a dead or fake?

jondavis · 24th June 2005, 07:15 AM

i just got a tda1543a, and tried to connect it on 5v supply.
I measured the output and the reference pins and i got no voltage at all. do you think its fake or just a dead chip?

X.G. · 24th June 2005, 12:28 PM

Yes.

I think it is, unless you have error in the circuit.

BTW:TDA1543A can not accept I2S signal.

24th June 2005, 07:15 AM	#1
jondavis diyAudio Member Join Date: Nov 2004 Location: Manila	is my tda1543a dead or fake? i just got a tda1543a, and tried to connect it on 5v supply. I measured the output and the reference pins and i got no voltage at all. do you think its fake or just a dead chip?

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24th June 2005, 12:28 PM	#2
X.G. diyAudio Member Join Date: Sep 2003 Location: GuangDong China	Yes. I think it is, unless you have error in the circuit. BTW:TDA1543A can not accept I2S signal.

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