Do you not realize that the design that TI currently sells is different from the 1965 design that we were discussing? They are even manufactured using very dif

Do you not realize that the design that TI currently sells is different from the 1965 design that we were discussing? They are even manufactured using very different technology. Like I said, just because it shares the same part number and is labelled "bipolar NAND gate" does not mean that it's approximately the same.