.
SN74 K155
SN74LS K555
SN74S K531
SN7401K1558
SN7402K1551
SN7403K1559
SN7404K1551
SN7405K1552
SN7410K1554
KM1554
SN7413K1551
SN7414K1552
SN7420K1551
KM1551
SN7422K1557
KM1557
SN7426K15511
SN7427K1554
SN7428K1555
KM1555
SN7430K1552
SN7437K15512
SN7438K15513
KM15513
SN7440K1556
KM1556
SN74123K1553
SN74LS260K5557
SN74LS124K5551
K5311
SN74LS123K5553
SN74LS132K5553
SN74LS140K53116