技术特性

• Clock, reset and supply management
  • Low voltage reset
  • Halt power saving mode
  • PLL for generating 48 MHz USB clock using a 4 MHz crystal
• USB (Universal Serial Bus) host interface
  • USB 2.0 compliant
  • CCID v1.0
  • Full speed, hubless
  • Bus-powered, low consumption
• ISO7816-3 UART Interface
  • 4 MHz clock generation
  • Synchronous/asynchronous protocols (T=0, T=1)
  • Automatic retry on parity error
  • Programmable baud rate from 372 to 11.625 clock pulses (D=32/F=372)
  • Card insertion/removal detection
• Smartcard power supply (VCRDVCC)
  • Fixed supply voltage: 1.8 V or 3 V
• Development tools
  • Full hardware/software development package.
  • Fully compatible with Flash ST7FSCR family for development purposes
• ECOPACK® package

功能框图