1 piece of an H3-7643-5 1K X 4 PROM mfg. by Harris in an 18 pin plastic DIP package.

Parts are new old stock, fully guaranteed.

All ICs are shipped in plastic tubes, in a padded envelope.

All shipments are sent via USPS with delivery confirmation.

If you buy multiple items, please wait for an invoice as we always combine shipping.

Questions ? Large quantity buys? Contact us !