Copyright © Future Technology Devices International Limited

52

FT4232H QUAD HIGH SPEED USB TO MULTIPURPOSE UART/MPSSE IC

Datasheet

Version 2.4

Document No.: FT_000060 Clearance No.: FTDI#78

Appendix B - List of Figures and Tables

List of Tables

Table 3.1 FT4232H Pin Configurations for 64-pin QFN and LQFP package ............................................... 8

Table 3.2 Power and Ground for 64-pin QFN and LQFP package............................................................ 9

Table 3.3 Common Function pins for 64-pin QFN and LQFP Package...................................................... 9

Table 3.4 EEPROM Interface Group for 64-pin QFN and LQFP Package ................................................. 10

Table 3.5 Channel A,B,C and D Asynchronous Serial Interface Configured Pin Descriptions .................... 11

Table 3.6 Channel A,B,C and D Synchronous or Asynchronous Bit-Bang Configured Pin Descriptions ....... 12

Table 3.7 Channel A and Channel B MPSSE Configured Pin Descriptions............................................... 13

Table 3.8 FT4232H Pin Configurations for 56-Pin VQFN Package ......................................................... 15

Table 3.9 Power and Ground for 56-pin VQFN package ...................................................................... 16

Table 3.10 Common Function pins for 56-pin VQFN Package .............................................................. 16

Table 3.11 EEPROM Interface Group for 56-pin VQFN Package ........................................................... 17

Table 3.12 Channel A,B,C and D Asynchronous Serial Interface Configured Pin Descriptions for FT4232H-

56Q ............................................................................................................................................ 17

Table 3.13 Channel A,B,C and D Synchronous or Asynchronous Bit-Bang Configured Pin Descriptions for

FT4232H-56Q............................................................................................................................... 18

Table 3.14 Channel A and Channel B MPSSE Configured Pin Descriptions for FT4232H-56Q.................... 19

Table 4.1 MPSSE Signal Timings ..................................................................................................... 26

Table 4.2 Synchronous Bit-Bang Mode Timing Interface Example Timings ............................................ 29

Table 5.1 Absolute Maximum Ratings .............................................................................................. 31

Table 5.2 Operating Voltage and Current ......................................................................................... 32

Table 5.3 I/O Pin Characteristics (except USB PHY pins) .................................................................... 33

Table 5.4 PHY Operating Voltage and Current................................................................................... 34

Table 5.5 PHY I/O Pin Characteristics .............................................................................................. 34

Table 5.6 ESD Tolerance................................................................................................................ 34

Table 6.1 OSCI Input characteristics ............................................................................................... 39

Table 8.1 64 pin LQFP Package Details – dimensions (in mm)............................................................. 45

Table 8.2 Reflow Profile Parameter Values ....................................................................................... 47

Table 8.3 Package Reflow Peak Temperature.................................................................................... 48

List of Figures

Figure 2.1 FT4232H Block Diagram ................................................................................................... 4

Figure 3.1 FT4232HL and FT4232HQ Schematic Symbol ...................................................................... 7

Figure 3.2 FT4232H-56Q Schematic Symbol..................................................................................... 14

Figure 4.1 RS232 Configuration ...................................................................................................... 22

Figure 4.2 Dual RS422 Configuration............................................................................................... 23

Figure 4.3 Dual RS485 Configuration............................................................................................... 24