National Semiconductor SD7404 "REMARK" Double Strike 7406 RARE Collectible IC For Sale

National Semiconductor SD7404


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National Semiconductor SD7404 "REMARK" Double Strike 7406 RARE Collectible IC :
$150

RARE"REMARK" Double Strike - "DoublePrinted"

National Semiconductor

SD 7406Collectible IC HEX INVERTER BUFFERS/DRIVERS
WITH OPEN-COLLECTOR HIGH-VOLTAGE OUTPUTS

Double marked IC mistake made by
National Semiconductor and a1974 date code.

This is the oldest remark we have ever had.

Very rare and hard to find - Nice collectible IC.



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