ST7GEME4 全速USB微控制器与智能卡固件以及EMV /非EMV卡接口
The ST7GEME4 is an 8-bit microcontroller dedicated to smartcard reading applications. It has been developed to be the core of smartcard readers communicating through a serial or USB link. It is pre-programmed using Gemplus software, and offers a single integrated circuit solution with very few external components.
ST7GEME4 订购型号:
| Ordering Model | Package | RoHS Compliance Grade |
Marketing Status |
Pin Count |
Program Memory Type |
Internal ROM Size |
Internal RAM Size |
8-bit timer (IC/OC/PWM) |
Other timer functions |
Serial Interface |
I/Os (High Current) |
Supply Voltage (Vcc) |
Supply Voltage (Vcc) |
Other Functions |
Operating Temperature |
Operating Temperature |
Packing Type |
| nom | nom | nom | min | max | min | max | |||||||||||
| kB | B | V | V | °C | °C | ||||||||||||
| ST7GEME4M1/SAZ | SO 24 .30 TO JEDEC MS-013AD |
Ecopack1 | Active | 24 | ROM | 16 | 768 | 1(0/0/0) | WDG | USB/ISO7816 | 4(1) | 4 | 5.5 | Turnkey firmware from GEMALTO |
0 | 70 | Tube |
| ST7GEME4U1/SAZ | VFQFPN24 5X5X1.0 PITCH0.65 SAWN |
Ecopack2 | Active | 24 | ROM | 16 | 768 | 1(0/0/0) | WDG | USB/ISO7816 | 4(1) | 4 | 5.5 | Turnkey firmware from GEMALTO |
0 | 70 | Tray |
ST7GEME4 产品特点
- 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) interface
– USB 2.0 compliant
– CCID V1.0
– Full speed, hubless
– Bus-powered, low consumption - Serial RS232 interface
– Transmission rate: 9.6 Kbps to 115 Kbps
– Format: 8-bit, no parity
– Auto baud rate
– CCID V1.0 on serial TTL link - ISO 7816-3 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
– Selectable card VCC: 1.8 V, 3 V, and 5 V
– Internal Step-up converter for 5V suppliedSmartcards (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 recommendationsand component bill of materials
– Full hardware/software kit for performance evaluation
ST7GEME4 技术支持与电子电路设计开发资源下载
- ST7GEME4 数据手册 DataSheet 下载.pdf
- ST7 微控制器选型指南.pdf
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