参数资料
| 型号： | USB2SERA10CFK |
| 厂商： | Freescale Semiconductor |
| 文件页数： | 22/28页 |
| 文件大小： | 0K |
| 描述： | USB TO SERIAL BRIDGE |
| 标准包装： | 490 |
| 特点： | USB 至 UART |
| 通道数： | 1，UART |
| FIFO's： | 512 字节 |
| 规程： | RS232，RS485，USB 2.0 |
| 电源电压： | 2.7 V ~ 5.5 V |
| 带自动流量控制功能： | 是 |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-VQFN 裸露焊盘 |
| 供应商设备封装： | 24-QFN 裸露焊盘（5x5） |
| 包装： | 托盘 |
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USB2SERA10 Data Sheet, Rev. 2
Freescale Semiconductor
3
Contents
USB2SER
Introduction.................................................................................................................... 1
Features..................................................................................................................... 1
Drivers Support......................................................................................................... 2
Package ..................................................................................................................... 2
USB Compliant Device............................................................................................ 2
Pins and Connections.................................................................................................. 4
Block Diagram .......................................................................................................... 4
Device Pin Out.......................................................................................................... 5
Recommended System Connections.................................................................... 5
Signals Description .................................................................................................. 6
Power (VDD, VSS, VSSOSC, VUSB33)...................................................................... 7
Reset and System Initialization.............................................................................. 7
VID and PID configuration ...................................................................................... 8
Functional Description ................................................................................................. 8
Crystal Frequency Auto-detection ......................................................................... 8
Operating errors ....................................................................................................... 9
RS232 Connections ................................................................................................. 9
UART Baud rates ..................................................................................................... 9
Flow Control Operation ......................................................................................... 11
Operation with commercial terminals for serial communication ..................... 11
Drivers and GUI.......................................................................................................... 10
Graphical User Interface for Product Configuration.......................................... 11
Windows Driver ...................................................................................................... 14
Linux Driver ............................................................................................................. 14
Appendix A – Electrical Characteristics.................................................................. 17
Parameter Classification ....................................................................................... 17
Absolute Maximum Ratings.................................................................................. 17
Thermal Characteristics ........................................................................................ 18
Electrostatic Discharge (ESD) Protection Characteristics ..................................20
DC Characteristics ................................................................................................. 20
Supply Current Characteristics ............................................................................ 21
Appendix B – Package information ......................................................................... 21
Appendix C – INF File ............................................................................................... 21
Appendix D – USB2SEREVB Layout, Schematics, and BOM.............................23
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