AT24C512BN-SH25T AT24C512BN-SH-25-T AT24C512BN-SH25-T AT24C512BN-SH25-T(2FB2) AT24C512BN-SH25-T(PROG) AT24C512BN-SH-B AT24C512BN-SH-T AT24C512BN-SH-T 2FB 2 AT24C512BN-SH-T(1.8-3.6V) AT24C512BN-SSHD