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Before you decide to buy take a moment to read item description and information below.
If you have any questions or concerns please contact me before buying.


Free shipping for each additional of the same item (no more than listed)
If you need more than listed, please do not hesitate to contact me about the possibility of delivery and shipping costs.
Standard International Shipping: registered airmail letter with tracking number
Combined Shipping - Important Information About Payment

If you want to buy several different items for combined shipping do not pay immediately.
Request a combined invoice, shipping cost may be less than automatically calculated by eBay.


The price is for one piece


New Component − Old Stock (NOS)
packaging for shipping may be different than the manufacturer would normally apply

NEW OLD STOCK PROM

One Time Programmable Read Only Memory PROM

HM1-7611A-5 256 × 4-bit , 45ns , Brown Ceramic Package DIP16 , Harris


Used parts removed from sockets and refurbished. Not tested and not erased by UV.
The package is cleaned and pins are straightened.
They can be visible signs of use such as scratches, spots and stains, tarnishing and traces of oxidation.


Programmable Read Only Memory , Erasable UVEPROM (not erased)

Brown Ceramic DIP Package


TMS2516JL-45 2k × 8-bit , 450ns , NMOS , Texas Instruments

  TMS2716JL-45 2k × 8-bit , 450ns , NMOS , Texas Instruments

ETC2732Q-45 4k × 8-bit , 450ns , CMOS , Euro Technique

MB8532-45 4k × 8-bit , 450ns , NMOS , Fujitsu Semiconductor

AM2764-2DC 8k × 8-bit , 200ns , NMOS , AMD

AM2764A-2DC 8k × 8-bit , 200ns , NMOS , AMD

D2764A-25 8k × 8-bit , 250ns , HMOS , Intel

HN482764G 8k × 8-bit , 250ns , NMOS , Hitachi

HN482764G-2 8k × 8-bit , 200ns , NMOS , Hitachi

HN482764G-3 8k × 8-bit , 300ns , NMOS , Hitachi

HN482764G-4 8k × 8-bit , 450ns , NMOS , Hitachi

TMS2764-25JL 8k × 8-bit , 250ns , NMOS , Texas Instruments

MBM2764-30 8k × 8-bit , 300ns , NMOS , Fujitsu

TS27C64A-20CQ 8k × 8-bit , 200ns , CMOS , STMicroelectronics

NMC27C64Q-300 8k × 8-bit , 300ns , CMOS , National Semiconductor

D27128A-1 16k × 8-bit , 150ns , HMOS , Intel

TMM27128AD-15 16k × 8-bit , 150ns , NMOS , Toshiba

27C128-15 16k × 8-bit , 150ns , CMOS , General Instrument

27256-15 32k × 8-bit , 150ns , NMOS , General Instrument

AM27256DC 32k × 8-bit , 250ns , NMOS , General Instrument

M27256F1 32k × 8-bit , 250ns , NMOS , Signetics

M27256-25F1 32k × 8-bit , 250ns , NMOS , STMicroelectronics

27C256-20 32k × 8-bit , 200ns , CMOS , Signetics

NMC27C256Q-25 32k × 8-bit , 250ns , CMOS , National Semiconductor

TMS27C256JL 32k × 8-bit , 250ns , CMOS , Texas Instruments


photos was taken by me and show example item, the others are similar
date code and country of origin may be different than shown in the pictures


Import duties, taxes and charges are not included in the item price or shipping charges.
These charges are the buyer's responsibility.