Binary-Octal Decoder, 6 Inputs + Enable, 8 Outputs
<UL>
<LI><b>R151A</b> is a drawing of DEC's R151A.</LI>
<LI><b>R151B</b> is a drawing of DEC's R151B.</LI>
<LI><b>R151D</b> is a drawing of DEC's R151D.</LI>
<LI><b>R151X</b> is a 'modernized' R151.</LI>