K7A803600B K7A801800B 256Kx36 & 512Kx18 Synchrono.
Samsung semiconductor
K7A801800B - 256K x 36 & 512K x 18 Synchronous SRAM
K7A803600B K7A801800B 256Kx36 & 512Kx18 Synchronous SRAM 8Mb Sync. Pipelined Burst SRAM Specification 100 TQFP with Pb & Pb-Free (RoHS compliant) IN.