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?
[IMGDEAD]http://us.f1f.yahoofs.com/bc/d8bf792f_m419188c3/bc/My+Documents/TDA1543A.jpg?bfqZ7uCBjRJjzNwl[/IMGDEAD]