Copyright © Future Technology Devices International Limited

37

FT232R USB UART IC Datasheet

Version 2.16

Document No.: FT_000053 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 ................................................................9

Figure 6.1 Bus Powered Configuration ........................................................................................... 19

Figure 6.2 Self-Powered Configuration........................................................................................... 20

Figure 6.3 Bus Powered with Power Switching Configuration ............................................................ 21

Figure 6.4 USB Bus Powered with +3.3V or +5V External Logic Power Supply .................................... 22

Figure 7.1 Application Example showing USB to RS232 Converter..................................................... 24

Figure 7.2 Application Example Showing USB to RS485 Converter .................................................... 25

Figure 7.3 USB to RS422 Converter Configuration........................................................................... 26

Figure 7.4 USB to MCU UART Interface .......................................................................................... 27

Figure 7.5 Dual LED Configuration ................................................................................................ 28

Figure 7.6 Single LED Configuration .............................................................................................. 28

Figure 9.1 SSOP-28 Package Dimensions ....................................................................................... 31

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

Figure 9.3 FT232R Solder Reflow Profile ........................................................................................ 33

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) ....................................................................8

Table 3.5 USB Interface Group .......................................................................................................9

Table 3.6 Power and Ground Group............................................................................................... 10

Table 3.7 Miscellaneous Signal Group ............................................................................................ 10

Table 3.8 UART Interface and CBUS Group (see note 3) .................................................................. 10

Table 3.9 CBUS Configuration Control ........................................................................................... 11

Table 5.1 Absolute Maximum Ratings ............................................................................................ 15

Table 5.2 Operating Voltage and Current ....................................................................................... 15

Table 5.3 UART and CBUS I/O Pin Characteristics (VCCIO = +5.0V, Standard Drive Level) .................. 15

Table 5.4 UART and CBUS I/O Pin Characteristics (VCCIO = +3.3V, Standard Drive Level) .................. 16

Table 5.5 UART and CBUS I/O Pin Characteristics (VCCIO = +2.8V, Standard Drive Level) .................. 16

Table 5.6 UART and CBUS I/O Pin Characteristics (VCCIO = +1.8V, Standard Drive Level) .................. 16

Table 5.7 UART and CBUS I/O Pin Characteristics (VCCIO = +5.0V, High Drive Level)......................... 16

Table 5.8 UART and CBUS I/O Pin Characteristics (VCCIO = +3.3V, High Drive Level)......................... 16

Table 5.9 UART and CBUS I/O Pin Characteristics (VCCIO = +2.8V, High Drive Level)......................... 16

Table 5.10 UART and CBUS I/O Pin Characteristics (VCCIO = +1.8V, High Drive Level) ....................... 17