No is complete without a clear pinout. Below is the standard configuration for the most common package (SOT-223):
When integrating the NPCT750 into an embedded design or repairing a device where the TPM is "not found," reference these datasheet-derived steps:
The NPCT750 belongs to Nuvoton’s SafeKeeper™ family of standalone TPMs. It is a single-chip hardware cryptographic module designed to provide advanced security services such as key generation, secure storage, and device health attestation. Key Specifications from the Datasheet npct750 datasheet
| Specification | Details | |------------------------------|-------------------------------------------------------------------------| | | Nuvoton Technology Corporation of America | | TPM Version | TCG TPM 2.0 (Family "2.0" Rev1.38) | | Interface | SPI (Serial Peripheral Interface) | | Package | 48-pin QFN (Quad Flat No‑leads) – exact dimensions vary by variant | | Part Status | Obsolete (as per DigiKey and other distributors) | | Operating Environment | 10°C to 35°C (operating); -40°C to 70°C (non‑operating) | | Humidity Tolerance | 90% non‑condensing at 35°C | | System Requirements | Windows 10 (or later), UEFI OS | | Certifications | Common Criteria EAL4+, FIPS 140‑2, CE, RoHS |
Modern systems have moved away from the legacy LPC bus. The NPCT750 supports: No is complete without a clear pinout
Specific lines, such as the SPI_CS# and RESET# , require external pull-up resistors to prevent floating states during system power sequencing. 4. Operational Mechanisms & Firmware Trust
The NPCT750 series is divided by interface options, primarily featuring NPCT750J (I2C interface) and NPCT750A or NPCT750V (LPC or SPI interfaces). 2. Pinout Configuration and Package Types Key Specifications from the Datasheet | Specification |
This technical analysis covers the internal architecture, pin configurations, protocol interfaces, and compliance frameworks defined within the official NPCT750 engineering documentation. Comprehensive Functional Overview