ODTXXXxx is a family of 1 to 24 mA, non-inverting, TTL-level output buffer pieces. Logic Symbol Truth Table ODTXXXxx A PADM A PADM LL HH Pad Logic HDL Syntax Verilog ODTXXXxx inst_name (PADM, A); VHDL inst_name: ODTXXXxx port map (PADM, A); Pin Loading Pin Name A (eq-load) ODTXXX01 4.3 OD.