27C256R datasheets – compare manufacturers

Manufacturer Part Number Description
ATMEL Corporation Logo Atmel AT27C256R 256K 32K x 8 OTP CMOS EPROM
ATMEL Logo Atmel 27C256R 256K 32K x 8 OTP CMOS EPROM
Microchip Logo Microchip Technology AT27C256R 256-Kbit One-Time Programmable Read-Only Memory