CXK5V8257BTM/BYM/BM -70LL/10LL 32768-word × 8-bit.
CXK5V8257BTM-70LL - 32768-word X 8-bit High Speed CMOS Static RAM
CXK5V8257BTM - 32768-word X 8-bit High Speed CMOS Static RAM
CXK5V8257BTM-10LL - 32768-word X 8-bit High Speed CMOS Static RAM