UC2840N UNITRODE 2840N VINTAGE 1986 16Pin DIP Rare! COLLECTIBLE LAST ONES QTY-1

M74ALS138P MITSUBISHI 74ALS138 VINTAGE 16-Pin DIP Rare ORIG TUBES LAST ONES QTY1

CD4512BE RCA CMOS VINTAGE 16-Pin DIP Rare! LAST ONES QTY-1

D4042BC NEC 4042N Vintage 16-PIN DIP RARE COLLECTIBLE LAST ONES QTY-1

D3601 INTEL 16-PIN CERDIP RARE VINTAGE COLLECTIBLE LAST ONES QTY-1

74LS139PC FSC 74LS139P SN74LS139N VINTAGE 16-Pin DIP Rare! COLLECTIBLE QTY-1

CD74HC4040E HARRIS 74HC4040 74HC4040PC 16-Pin LAST ONES NOS COLLECTIBLE

N74LS138B SIGNETICS 74LS138N 16-Pin DIP NOS VINTAGE 1976 LAST ONES QTY-1