My guess would be bond out wires to pads on the carrier which are left clear when applying the ceramic (using a special mould). It's possible the pins are attached before applying the ceramic too, you'd need to disect one to know for sure. On 24/06/2021 16:27, Jim Brain wrote: > > The little PCB I completely understand and it makes sense to me. What > I'm confused on is how the little 24 pin EPROM socket's lines get > under the ceramic packaging and back to the die... > >Received on 2021-06-24 19:00:53
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