PIN COUNT	CAVITY
68 pin	.400 sq. cavity
84 pin	.350 sq. cavity
	.400 sq. cavity
100 pin	.350 sq. cavity
120 pin	.370 sq. cavity
132 pin	.350 sq. cavity
	.430 sq. cavity
175 pin	.315 sq. cavity
225 pin	.510 sq. cavity
299 pin	.640 sq. cavity