The switch block circuit includes a configuration memory unit including {TAIL ~ first group memories} and {HEAD ~ second group memories} and a switching unit including first group switching transistors and second group switching transistors 
The switch block circuit includes a configuration memory unit including { TAIL ~ first group memories } and { HEAD ~ second group memories } and a switching unit including first group switching transistors and second group switching transistors
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH