74HC40105 - 4-bit x 16-word FIFO register
FIFO Register Single 4-CH CMOS 16-Pin SO T/R
16 X 4 OTHER FIFO 600 ns PDSO16
STANDARD MARKING - REEL PACK, SMD, 13' (SIGNETICS)
74HC40105D/SO16/DONTUSE REEL 1