SRAM Chip Async Single 3.3V/5V 256K-bit 32K x 8 85ns 28-Pin SOP
TC55257CFI-85L
TC55257DFTI-85L
SRAM Chip Async Single 5V 256K-Bit 32K x 8 85ns 28-Pin SOP
SRAM Chip Async Single 3.3V/5V 256K-Bit 28-Pin PDIP
TC55257DFL-85L-EL
256Kbit Async SRAM 3.3V/5V 85ns 28-Pin SOP