¡ Semiconductor MR27V3255D 1,048,576-Double Word .
OKI electronic componets
MR27V3255D - Page Mode One Time PROM
¡ Semiconductor MR27V3255D 1,048,576-Double Word x 32-Bit or 2,097,152-Word x 16-Bit 8-Double Word x 32-Bit or 16-Word x 16-Bit Page Mode One Time PRO.