FT905 datasheet(6/56 Pages) FTDI

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FT905

_6_7_8/6/7/8 Embedded Microcontroller Datasheet

Version 1.0

Document No.: FT_001131 Clearance No.: FTDI#422

4.17.1

Features: .............................................................................................................. 30

4.18

Analog to Digital Converter (ADC) ................................................. 30

4.18.1

Features: .............................................................................................................. 30

4.19

Digital to Analog Converter (DAC) ................................................. 31

4.19.1

Features: .............................................................................................................. 31

4.20

General Purpose Input Output ....................................................... 31

4.20.1

Features: .............................................................................................................. 31

4.21

System Clocks ................................................................................ 31

4.21.1

12MHz Oscillator .................................................................................................... 31

4.21.2

Phase Locked Loop ................................................................................................. 32

4.21.3

32.768 KHz RTC Oscillator....................................................................................... 32

4.21.4

Internal Slow Clock Oscillator................................................................................... 32

4.22

Power Management ....................................................................... 32

4.22.1

Power supply ......................................................................................................... 32

4.22.2

Power down mode .................................................................................................. 32

Devices Characteristics and Ratings ........................................... 34

5.1

Absolute Maximum Ratings............................................................... 34

5.2

DC Characteristics............................................................................. 35

5.3

AC Characteristics............................................................................. 40

Application information .............................................................. 42

6.1

Crystal Oscillator .............................................................................. 42

6.1.1

Crystal oscillator application circuit .............................................................................. 42

6.1.2

External clock input.................................................................................................... 42

6.2

RTC Oscillator ................................................................................... 42

6.3

Standard I/O Pin Configuration ........................................................ 43

6.4

USB2.0 Peripheral and Host Interface .............................................. 44

6.5

10/100 Mb/s Ethernet Interface ...................................................... 45

Package Parameters................................................................... 46

7.1

QFN-76 Package Dimensions ............................................................ 46

7.2

QFN-76 Device Marking .................................................................... 47

7.2.1

FT90XQ Top Side ....................................................................................................... 47

7.3

LQFP-80 Package Dimensions........................................................... 48

7.4

LQFP-80 Device Marking ................................................................... 49

7.4.1

FT90XL Top Side........................................................................................................ 49

7.5

Solder Reflow Profile ........................................................................ 50

Abbreviations ............................................................................. 51

FTDI Chip Contact Information................................................... 53

Appendix A – References ........................................................................... 54

FT905 Datasheet(PDF) 6 Page - Future Technology Devices International Ltd.

FT905 Datasheet(HTML) 6 Page - Future Technology Devices International Ltd.

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