27128B
Manufacturer: Intel
27128B Intel UV‑erasable EPROM (128Kbit)
The Intel 27128B is a UV‑erasable EPROM device in the 27128 product family, used to store nonvolatile program code and data for legacy systems. It is a 128Kbit (16K × 8) mask/EPROM memory typically supplied in a 28‑pin DIP package and erased by ultraviolet exposure. Common applications include firmware and boot code storage in embedded and industrial equipment that require removable, erasable program memory. RGT Technology can source, repair or exchange this part; specifications are confirmed at time of quote and come with a one‑year warranty.