AT97SC3205T Trusted Platform Module 2 I C Interface SUMMARY DATASHEET Features Compliant to the Trusted Computing Group (TCG) Trusted Platform Module (TPM) Version 1.2 Specification Single-chip Turnkey Solution Hardware Asymmetric Crypto Engine Atmel AVR RISC Microprocessor Internal EEPROM Storage for RSA Keys 2 400kHz Fast Mode/100kHz Standard Mode I C Operation Secure Hardware and Firmware Design and Device Layout FIPS-140-2 Module Certified Including the High-quality Random Number Generator (RNG), HMAC, AES, SHA, and RSA Engines NV Storage Space for 2066 bytes of User Defined Data 3.3V Supply Voltage 28-lead Thin TSSOP or 32-pad QFN Packages Offered in Commercial (0C to 70C) and Industrial (-40 to +85 C) Temperature Range Description Atmel AT97SC3205T is a fully integrated security module designed to be integrated into embedded systems. It implements version 1.2 of the Trusted Computing Group (TCG) specification for Trusted Platform Modules (TPM). This is a summary document. The complete document is available under NDA. For more information, please contact your local Atmel sales office. Atmel-8883AS-TPM-AT97SC3205T-Datasheet-Summary 0220141. Pin Configuration and Pinouts Table 1-1. Pin Configurations Pin Name Description V 3.3V Supply Voltage CC GND Ground LRESET Reset Input Active Low SM DAT Serial Data Input/Output SM CLK Serial Clock Input GPIO General Purpose Input/Output GPIO-Express-00 GPIO Assigned to TPM NV INDEX GPIO 00 PP/GPIO Hardware Physical Presence or GPIO Pin TestI Test Input (Disabled) TestBI/GPIO/XTAMPER Test Input (Disabled) / XTAMPER / GPIO Pin TWI Wakeup Low-Power Sleep Recovery (Active Low) PIRQ SPI Interrupt Requests ATest Atmel Test Pin NC No Connect Figure 1-1. Pinout Diagrams 32-pin QFN 28-pin TSSOP 4.00mm x 4.00mm Body 4.40mm x 9.70mm Body 0.40mm Pitch 0.65mm Pitch 1 28 NC SM DAT 2 27 NC SM CLK 3 26 ATest* V CC V 1 24 ATest* CC 4 25 GND GND 2 23 GND GND 5 24 V NC CC GPIO-Express-00 3 22 V CC 6 23 ATest* GPIO-Express-00 PP/GPIO/TWI Wakeup 4 21 ATest* 7 22 TWI Wakeup PP/GPIO/TWI Wakeup TestI* 5 20 TWI Wakeup 8 21 ATest* TestI* TestBI/GPIO/XTAMPER 6 19 ATest* 9 20 PIRQ TestBI/GPIO/XTAMPER NC 7 18 PIRQ 10 19 V V CC CC V 8 17 LRESET CC 11 18 GND GND 12 17 GPIO NC 13 16 NC LRESET 14 15 NC NC Note: * Used for Atmel internal testing only. Tie to V or GND directly or through a 4.7K resistor. CC 2 AT97SC3205T SUMMARY DATASHEET Atmel-8883AS-TPM-AT97SC3205T-Datasheet-Summary 022014 9 32 GND GND 10 31 NC NC 30 SM DAT NC 11 29 GPIO 12 SM CLK NC 13 28 NC 14 27 NC NC 15 26 NC NC 25 NC 16 NC