It is {HEAD ~ another object} of this invention to provide an integrated circuit that includes a plurality of circuit blocks, each being independent of the other, and a gating mechanism that is responsive to externally excited mode select inputs to selectively couple one of the circuit blocks to interface {TAIL ~ pins} of the integrated circuit 
It is { HEAD ~ another object } of this invention to provide an integrated circuit that includes a plurality of circuit blocks , each being independent of the other , and a gating mechanism that is responsive to externally excited mode select inputs to selectively couple one of the circuit blocks to interface { TAIL ~ pins } of the integrated circuit
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH