... Samsung, SST, Atmel, Eon, NXP and others. ChipCity's smart card ICs include ST21F288, ST21F384, ST21Y068, ST23YT34, ST23YT66 ... S3FS91V, AT90SC7272C, AT90SC144144CT and others. ChipCity's Smart Card Operating Systems (COS) are for (U) SIM cards, Banking, Finance ... , SST39LF040, SST39LF200A, SST39LF400A and SST39LF800A. For ChipCity, fingerprint product is a new range of products, including security door ...