Application Notes. Bipolar ROMs.
National Semiconductor Memory Databook 1977
National Semiconductor Data acquisition databook 1500 pages 1995
CMOS Logic Databook National Semiconductor 1988
National Semiconductor special purpose linear applications Handbook 1986
lof 3 pcs of National Semiconductor NMC27C256QE-200 EPROM erased tested 27C256
5x DM7438N quad 2 input NAND buffer National Semiconductor 7438 DIP-14 pin