Cypress/Infineon CY4C1504 CPLD from China
Cypress CY4C1504 (now Infineon) CPLD provides 64 macrocells with enhanced ISP security features for secure key generation applications. HTS 8542.31.0055 classification due to complex programmable architecture and security logic blocks. Used in smart card readers and secure communications.
Duty Rate — China → United States
50%
Rate breakdown
9903.91.0550%Effective with respect to entries on or after January 1, 2025, articles the product of China, as provided for in subdivision (f) of U.S. note 31 to this subchapter
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Document security features and programming voltage security levels
• Include NIST FIPS 140-2 validation if used in cryptographic modules
• Declare read-protection status (unprotected vs protected)