CY7C1020BN-12ZXCIC SRAM 512KBIT 12NS 44TSOP|CYPRESS SEMICONDUCTOR CORP|Lead free|RoHS Compliant CY7C1020D-10ZSXI CY7C1020BN-12ZXCTIC SRAM 512KBIT 12NS 44TSOP|CYPRESS SEMICONDUCTOR CORP|Lead free|RoHS Compliant CY7C1020D-10ZSXI