November 2013

DocID022203 Rev 4

1/13

ST33TPM12LPC

Trusted Platform Module with LPC interface based on 32-bit ARM®

SecurCore® SC300™ CPU

Features

TPM features

 Single-chip Trusted Platform Module (TPM)

 Compliant with Trusted Computing Group

(TCG) Trusted Platform Module (TPM) Main

specifications 1.2, Level 2, Revision 116

 Based on TCG PC Client Specific TPM

Interface Specifications 1.21

 Common criteria (CC) certification based on

the certified TPM Protection Profile (Revision

116) with Evaluation Assurance Level (EAL) 4+

 Up to 33-MHz Low Pin Count (LPC) interface

V1.1

 Provisioned with Endorsement key and

Endorsement Key certificate

 Support of clock suspension for power saving

mode

 Support of Field Upgrade and Dictionary Attack

protection

 Monotonic counter endurance guaranteed for

7 years

 Support of software and hardware physical

presence

Hardware features

 ARM® SecurCore® SC300™ 32-bit RISC core

 Highly reliable CMOS EEPROM submicron

technology

– 30-year data retention at 25° C

– 500,000 Erase/Write cycles endurance

typical at 25° C

 Temperature range: 0°C to +70°C

 ESD protection up to 4 kV (HBM)

 3.3 V supply voltage range

 28-lead thin shrink small outline and 32-lead

very thin fine pitch quad flat pack ECOPACK®

packages

Security features

 Active shield and environmental sensors

 Memory protection unit (MPU)

 Monitoring of environmental parameters

(power and clock)

 Hardware and software protection against fault

injection

 AIS-31 Class P2 compliant true random

number generator (TRNG)

 Cryptographic algorithms:

– RSA key generation from 512 to 2048 with

a 2-byte step

– RSA signature and encryption

– SHA-1 and SHA-256

– AES-128 in CTR mode

Performance and resource features

 SHA1 computation for 64-byte block: 155 μs(a)

 Signature with a 2048-bit key: 150 ms(a)

 Signature with a 1024-bit key: 30 ms(a)

 NV storage allocated space: 4 Kbytes

(1.2 Kbytes used by EK certificate)

 Supported 2048-bit key slots:

– up to 10 key slots (without EK and SRK)

– 1 key slot in volatile memory for high-

frequency loading use case

TSSOP28

VQFN32

a. Typical value with clock configuration in secure mode

without communication time.

www.st.com

Data brief