SRAM Chip Async Single 5V 4M-Bit 512K x 8 55ns 32-Pin SOIC SRAM Chip Async Single 5V 4M-Bit 512K x 8 55ns 32-Pin SOIC...
4M-bit Async SRAM, 512Kx8, 70ns, 32-Pin SOP, 5V
HM628512LFP-5SL