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FT232R 参数 Datasheet PDF下载

FT232R图片预览

型号：	FT232R
PDF下载：	下载PDF文件查看货源
内容描述：	USB UART IC - 单芯片USB转异步串行数据传输接口 [USB UART IC - Single chip USB to asynchronous serial data transfer interface]
分类和应用：	数据传输
文件页数/大小：	43 页 / 762 K
品牌：	FTDI [ FUTURE TECHNOLOGY DEVICES INTERNATIONAL LTD. ]

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Document No.: FT_000053

FT232R USB UART IC Datasheet Version 2.07

Clearance No.: FTDI# 38

Appendix B - List of Figures and Tables

List of Figures

Figure 2.1 FT232R Block Diagram ................................................................................................... 4

Figure 3.1 SSOP Package Pin Out and Schematic Symbol

.......................................................... 7

Figure 3.2 QFN-32 Package Pin Out and schematic symbol .............................................................. 10

Figure 6.1 Bus Powered Configuration ........................................................................................... 23

Figure 6.2 Self Powered Configuration ........................................................................................... 24

Figure 6.4 USB Bus Powered with +3.3V or +5V External Logic Power Supply .................................... 26

Figure 7.1 Application Example showing USB to RS232 Converter ..................................................... 27

Figure 7.2 Application Example Showing USB to RS485 Converter .................................................... 28

Figure 7.3 USB to RS422 Converter Configuration........................................................................... 29

Figure 7.4 USB to MCU UART Interface .......................................................................................... 30

Figure 7.5 Dual LED Configuration ................................................................................................ 31

Figure 7.6 Single LED Configuration .............................................................................................. 31

Figure 9.1 SSOP-28 Package Dimensions ....................................................................................... 35

Figure 9.2 QFN-32 Package Dimensions ......................................................................................... 36

Figure 9.3 Typical Pad Layout for QFN-32 Package .......................................................................... 37

Figure 9.4 Typical Solder Paste Diagram for QFN-32 Package ........................................................... 37

Figure 9.5 FT232R Solder Reflow Profile ........................................................................................ 38

List of Tables

Table 3.1 USB Interface Group ....................................................................................................... 7

Table 3.2 Power and Ground Group ................................................................................................. 8

Table 3.3 Miscellaneous Signal Group .............................................................................................. 8

Table 3.4 UART Interface and CUSB Group (see note 3) .................................................................... 9

Table 3.5 USB Interface Group ..................................................................................................... 10

Table 3.6 Power and Ground Group ............................................................................................... 11

Table 3.7 Miscellaneous Signal Group ............................................................................................ 11

Table 3.8 UART Interface and CBUS Group (see note 3) .................................................................. 12

Table 3.9 CBUS Configuration Control ........................................................................................... 13

Table 5.1 Absolute Maximum Ratings ............................................................................................ 17

Table 5.2 Operating Voltage and Current ....................................................................................... 18

Table 5.3 UART and CBUS I/O Pin Characteristics (VCCIO = +5.0V, Standard Drive Level) .................. 18

Table 5.4 UART and CBUS I/O Pin Characteristics (VCCIO = +3.3V, Standard Drive Level) .................. 18

Table 5.5 UART and CBUS I/O Pin Characteristics (VCCIO = +2.8V, Standard Drive Level) .................. 19

Table 5.6 UART and CBUS I/O Pin Characteristics (VCCIO = +1.8V, Standard Drive Level) .................. 19

Table 5.7 UART and CBUS I/O Pin Characteristics (VCCIO = +5.0V, High Drive Level) ......................... 19

Table 5.8 UART and CBUS I/O Pin Characteristics (VCCIO = +3.3V, High Drive Level) ......................... 19

Table 5.9 UART and CBUS I/O Pin Characteristics (VCCIO = +2.8V, High Drive Level) ......................... 20

Table 5.10 UART and CBUS I/O Pin Characteristics (VCCIO = +1.8V, High Drive Level) ....................... 20

Copyright © 2010 Future Technology Devices International Limited

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