HM51W16400BS6 Overview
.c m o ADDRESS COLUMN ADDRESS STROBE OUTPUT ENABLE ROW ADDRESS STROBE READ/WRITE ENABLE INPUT/OUTPUT I/O1 - I/O4 : & I/O BUS x 17 COLUMN DECODER & DRIVER 256 K MEMORY ARRAY x 16 SENSE AMP. & I/O BUS x 17 ROW DECODER & DRIVER ROW DECODER & DRIVER 256 K MEMORY ARRAY x 16 I/O3 BUFFER SENSE AMP.