|
 |
产品名称：ST7GEME4
产品封装：SOP-24
产品品牌：STMicroelectronics
库 存：查看
电 话：0755-83035811
|
产品介绍
ST7GEME4
Features
- Clock, reset and supply management
- PLL for generating 48 MHz USB clock using a 4 MHz crystal
- USB (Universal Serial Bus) interface
- Bus-powered, low consumption
- Serial RS232 interface
- Transmission rate: 9.6 Kbps to 115 Kbps
- CCID V1.0 on serial TTL link
- ISO 7816-3 UART interface
- 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
- Selectable card VCC: 1.8 V, 3 V, and 5 V
- Internal Step-up converter for 5V supplied Smartcards (with a current of up to 55mA) using only two external components.
- Programmable smartcard internal voltage regulator (1.8 to 3.0 V) with current overload protection and 4 kV ESD protection (Human Body Model) for all smartcard interface I/Os
- Development tools
- Application note on PCB recommendations and component bill of materials
- Full hardware/software kit for performance evaluation
|
