74LS245N FSC SIG MOT NSC TI 20PIN DIP VINTAGE RARE COLLECTIBLE YOUR CHOICE QTY-1

74S04N SIGNETICS 74S04 14-PIN DIP RARE VINTAGE 1981 NEW LAST ONES QTY-1

MC10131P MOTOROLA 10131P 16-PIN DIP ECL VINTAGE 1981/83 LAST ONES QTY-1

MC14555BCP MOTOROLA 14555P 16-pin DIP VINTAGE 1981 COLLECTIBLE LAST ONE QTY-1

MC10106P MOTOROLA MC10106 ECL VINTAGE 16-Pin DIP Rare! LAST ONES QTY-1

AM25S18PC AMD 25S18PC 16-Pin DIP Rare! VINTAGE 1983 LAST ONES QTY-1

DM74LS221N NSC 74LS221 16-PIN DIP IC RARE VINTAGE 1981/84 LAST ONES QTY-1

SN74LS49N TI 74LS49N VINTAGE 1975 16-PIN DIP RARE COLLECTIBLE LAST ONES