
NEC EPROM
- uPD27xxx UV-erasable EPROMs, common densities
- Nonvolatile firmware & code storage devices
- Commercial & Mil-spec packages available
ESD Compliant Warehouse
Mil-Spec Component Supply
2564 EPROM Memory Modules are UV-erasable and CMOS-erasable nonvolatile semiconductor components from leading manufacturers including AMD, SGS-Thomson, Hitachi, NEC, Fujitsu, and others. Used for firmware storage, embedded system program memory, and legacy system maintenance, these vintage components are available in commercial and Mil-spec package types with immediate global shipping.










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A 2564 EPROM (Erasable Programmable Read-Only Memory) is a UV-erasable nonvolatile memory chip typically storing 64 kilobits of data. It is used for firmware and boot-code storage, embedded system program memory, BIOS in early computing systems, industrial control programs, and legacy system maintenance where reprogrammable nonvolatile storage is required.
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Mil-spec EPROM components used in mission-critical firmware storage and embedded control systems.

EPROMs store nonvolatile program code for PLCs, industrial controllers, and machine automation systems.

Firmware and boot-code storage for microprocessor-based embedded systems, BIOS, and computing hardware.

Reprogrammable EPROMs enable iterative firmware development and code testing in prototype hardware.
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Our local ESD compliant warehouse stocks millions of EPROM components ready to ship today, with billions more accessible globally for urgent sourcing needs.
We supply all major EPROM manufacturers in both commercial and military-specification package types, ensuring compliance for defense, industrial, and consumer applications.
Every component is sourced and handled under strict ESD compliant protocols, with quality and service that consistently exceeds the electronics industry's highest benchmarks.
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