... is a high security, high performance Integrated Circuit (IC) disagned for use within smart card, IC card and plastic card. TT80( ... ST, Samsung, SST, Atmel, Eon, NXP and others. ChipCity's smart card ICs include ST21F288, ST21F384, ST21Y068, ST23YT34, ST23YT66, ... S3FS9CH, S3FS9QB, S3FS9SD, S3FS91V, AT90SC7272C, AT90SC144144CT and others. ChipCity's Smart Card Operating Systems (COS) are for (U) SIM ...