OKI Semiconductor MR27V6402G 4M–Word × 16–Bit.
OKI electronic componets
MR27V6402G - One Time PROM
OKI Semiconductor MR27V6402G 4M–Word × 16–Bit or 8M–Word × 8–Bit FEDR27V6402G-01-02 Issue Date: Jun. 4, 2003 OTP PIN CONFIGURATION (TOP VIEW) GENER.