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ST33TPHF20SPI датащи(PDF) 11 Page - STMicroelectronics |
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ST33TPHF20SPI датащи(HTML) 11 Page - STMicroelectronics |
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11 / 47 page ![]() FIPS140-2 SECURITY POLICY Page 11 of 47 NON-PROPRIETARY DOCUMENT 1.4 Block diagrams 1.4.1 HW block diagram A block diagram of the hardware ST33HTPH (with its associated cryptographic boundary) is provided in Figure 15. TPM is composed of: A SecurCore® SC300™ CPU core including a MPU (Memory Protection Unit) Memories (RAMs, Flash and ROM) HW accelerators for CRC (16 and 32-bits) and cryptographic operations (symmetric with EDES+ and AES and asymmetric with NESCRYPT) A clock generator and three 16-bit timers NDRNG (non-deterministic random bit generator) SPI master/slave block A security administration block dedicated to chip security configuration and alarms detection FW and data stored in the memory areas Figure 15: ST33HTPH block diagram SecurCore® SC300 ™ CPU Core MPU I/D bus S bus RAM Flash memory ST ROM firewall ST ROM APB/AHB bridge APB Power mngt VCC GND SPI / I2C interface Cryptographic boundary |
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