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ST33HTPH2028AHC3 - STMicroelectronics

Description: Flash-memory based TPM 2.0 device with an I²C interface, 1.8 V or 3.3 V supply voltage range

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ST33HTPH2028AHC3 - STMicroelectronics - PCB symbol
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ST33HTPH2028AHC3 - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - TSSOP28
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ST33HTPH2028AHC3 - STMicroelectronics - 3D model - Small Outline Packages - TSSOP28
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ST33HTPH2028AHC3 Details

  • Manufacturer Part Number:

    ST33HTPH2028AHC3

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    TSSOP-28

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.30

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Additional Feature:

    ALSO OPERATES AT 3.3V NOMINAL VOLATGE

  • JESD-30 Code:

    R-PDSO-G28

  • Length:

    9.7 mm

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP28,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Seated Height-Max:

    1.2 mm

  • Supply Voltage-Nom:

    1.8 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Width:

    4.4 mm

  • uPs/uCs/Peripheral ICs Type:

    CRYPTOGRAPHIC AUTHENTICATOR

ST33HTPH2028AHC3 Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the application note AN5024, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
  • The ST33HTPH2028AHC3 supports secure boot through its built-in Secure Firmware Installation (SFI) mechanism. Refer to the STMicroelectronics Secure Boot Solution (AN5156) application note for a step-by-step guide on implementing secure boot with the ST33HTPH2028AHC3.
  • While the ST33HTPH2028AHC3 has built-in cryptographic accelerators for AES, RSA, and ECC, there are limitations to their usage. For example, the AES accelerator only supports 128-bit and 256-bit key sizes, and the RSA accelerator has limitations on key sizes and exponent values. Refer to the datasheet and application notes for specific details on the cryptographic accelerator limitations.
  • To troubleshoot I2C interface issues, check the I2C bus voltage levels, clock frequency, and signal integrity. Ensure that the I2C bus is properly terminated, and that the slave devices are properly addressed and configured. Use an oscilloscope or logic analyzer to debug the I2C bus signals and identify any errors or anomalies.
  • Yes, the ST33HTPH2028AHC3 can be used with a custom operating system. However, you may need to develop custom drivers and firmware to interface with the ST33HTPH2028AHC3's peripherals and cryptographic accelerators. STMicroelectronics provides a range of software development kits (SDKs) and tools to help with custom OS development.

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ST33HTPH2028AHC3 Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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