DS_FT312D USB ANDROID HOST IC Datasheet
Version 1.1
Document No.: FT_000816 Clearance No.: FTDI# 331
Appendix B - List of Figures and Tables
List of Figures
Figure 2.1FT312D Block Diagram....................................................................................................3
Figure 3.1QFN Schematic Symbol ...................................................................................................6
Figure 5-1 UART Receive Waveform.............................................................................................. 10
Figure 5-2 UART Transmit Waveform ............................................................................................ 10
Figure 5-3 UART RXD and TXD connection gated by Enumeration ..................................................... 11
Figure 5-4 Inverting Gate Control signal to enable GPS module(active high enable) ............................ 11
Figure 8.1Application Example showing USB to UART Converter ....................................................... 16
Figure 8.2Application Example showing USB to RS232 Converter...................................................... 17
Figure 9-1QFN Package Markings.................................................................................................. 18
Figure 9-2 LQFP Package Markings................................................................................................ 19
Figure 9-3 QFN-32 Package Dimensions ........................................................................................ 20
Figure 9-4LQFP-32 Package Dimensions ........................................................................................ 21
Figure 9-5 All packages Reflow Solder Profile ................................................................................. 22
List of Tables
Table 3.1 Power and Ground ..........................................................................................................6
Table 3.2 Function pins .................................................................................................................7
Table 4.1Default Descriptor Strings.................................................................................................9
Table 6.1 Error Detection............................................................................................................. 12
Table 7.1 Absolute Maximum Ratings ............................................................................................ 13
Table 7.2Operating Voltage and Current ........................................................................................ 14
Table 7.3I/O Pin Characteristics.................................................................................................... 14
Table 7.4USB I/O Pin (USBDP, USBDM) Characteristics ................................................................... 15
Table 7.5Crystal Oscillator 1.8 Volts DC Characteristics ................................................................... 15
Table 7.6 ESD and Latch-up Specifications..................................................................................... 15
Table 9.1Reflow Profile Parameter Values ...................................................................................... 23
Table 9.2 Package Reflow Peak Temperature.................................................................................. 23
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