Copyright © Future Technology Devices International Limited

4

FT51A Advanced MCU with 8051 Compatible Core IC Datasheet

Version 1.5

Doc ument N o.: FT _000877

C learance N o.: FT DI#420

3.2.22

ADC ..................................................................................................... 16

4 Device Characteristics and Ratings.............................. 18

4.1 Absolute Maximum Ratings ....................................................18

4.2 DC Characteristics..................................................................19

4.3 MTP Memory Reliability Characteristics...................................23

4.4 Internal Clock Characteristics.................................................23

4.5 Digital IO AC Characteristics ..................................................24

4.6 Analogue IO Characteristics ...................................................25

5 USB Power Configurations .......................................... 26

5.1 USB Bus Powered Configuration .............................................26

6 Connection Examples.................................................. 27

6.1 USB Upstream and downstream port connections (48pin

package) .......................................................................................27

6.2 USB Upstream and downstream port connections (44pin

package) .......................................................................................28

6.3 USB Upstream port connections (32pin package) ....................28

6.4 USB Upstream port connections (28pin package) ....................29

7 Package Parameters................................................... 30

7.1 48-Pin WQFN Package Outline ................................................30

7.2 44-Pin LQFP Package Outline .................................................31

7.3 32-Pin WQFN Package Outline ................................................32

7.4 28-Pin SSOP Package Outline .................................................33

7.5 Solder Reflow Profile .............................................................34

8 Contact Information ................................................... 35

Appendix A – References ................................................. 36

Document References ....................................................................36

Acronyms and Abbreviations ..........................................................36

Appendix B - List of Figures and Tables ............................ 37

List of Figures................................................................................37

List of Tables .................................................................................37

Appendix C – List of IO registers...................................... 39

Appendix D – Revision History ......................................... 43