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ST21F384 Datasheet

Part Name
Description
MFG CO.
Other PDF
  2009  
PDF
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ST21F384 image

Description
The ST21F384 product is a serial access microcontroller specially designed for costeffective secure mobile applications. It is based on an enhanced STMicroelectronics 8/16-bit CPU core offering 16 MBytes linear addressing space.
It is manufactured using an advanced highly reliable ST Flash technology. The device includes a DES accelerator.
A serial interface fully compatible with the ISO 7816-3 standard (T = 0 and T = 1) for Smartcard applications is available.

Features
ST21F384 major applications include:
■ Mobile communications (GSM, 3G and CDMA)
■ Java applications

Hardware features
■ Enhanced 8/16-bit CPU core with 16 Mbytes linear addressable memory
■ 7 Kbytes User RAM
■ 384 Kbytes User Flash memory with OTP area:
   – 10-year data retention
   – 100,000 Erase/Write cycles
   – Page granularity of 128 Bytes
   – Block granularity: 1 Kbyte
   – 128 Bytes of OTP for User
   – Page Erase time 3 ms
   – Block Erase 1 Kbyte in 15 ms
   – Byte programming in 18 µs
   – Flash Erase / Write Protection software programmable on 64 Kbyte Sectors
   – Field / Loader mode management
■ Asynchronous Receiver Transmitter supporting ISO 7816-3 T=0 and T=1 protocols
■ Two 8-bit timers with interrupt capability
■ 1.8V, 3V and 5V supply voltage ranges
■ External clock frequency from 1 up to 7.5 MHz
■ High performance provided by:
   – CPU clock frequency up to 22 MHz
   – External clock multiplier (2x, 3x, and 4x)
■ Current consumption complies with GSM and ETSI specifications
■ Power-saving Standby state
■ Contact assignment compatible ISO 7816-2
■ ESD protection greater than 4 kV (HBM)

Software features
■ Flash Loader
■ Flash drivers

Security features
■ Monitoring of environmental parameters
■ Protection against faults
■ ISO 3309 CRC calculation block
■ Cryptographic performances(1):
   – Triple DES (with keys loaded): 9.3 µs
   – Single DES (with keys loaded): 3.1 µs
■ True Random Number Generator
■ Unique serial number on each die
■ Hardware DES accelerator

 

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Description
PDF
MFG CO.
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