256Kb NVRAM NVSRAM Parallel 8b 5V 120ns DIP
IC NVSRAM 256K PARALLEL 28EDIP
Non-Volatile SRAM Module, 32KX8, 120ns, CMOS, 0.740 INCH, DIP-28
NVRAM NVSRAM Parallel 256Kbit 5V 28-Pin EDIP