FT813Q-R datasheet(5/63 Pages) BRIDGETEK

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FT81X Embedded Video Engine Datasheet

Version 1.4

Document No.: BRT_000002 Clearance No.: BRT#004

4.7 Touch-Screen Engine ............................................................... 33

4.7.1

Resistive Touch Control.............................................................................. 33

4.7.2

Capacitive Touch Control............................................................................ 34

4.7.3

Compatibility mode ................................................................................... 35

4.7.4

Extended mode......................................................................................... 35

4.7.5

Short-circuit protection .............................................................................. 35

4.7.6

Capacitive touch configuration .................................................................... 35

4.7.7

Touch detection in none-ACTIVE state ......................................................... 36

4.8 Power Management ................................................................. 36

4.8.1

Power supply ............................................................................................ 36

4.8.2

Internal Regulator and POR ........................................................................ 36

4.8.3

Power Modes ............................................................................................ 37

4.8.4

Reset and boot-up sequence....................................................................... 39

4.8.5

Pin Status at Different Power States ............................................................ 39

Memory Map................................................................ 41

5.1 Registers.................................................................................. 41

5.2 Chip ID..................................................................................... 46

Devices Characteristics and Ratings ............................ 47

6.1 Absolute Maximum Ratings...................................................... 47

6.2 ESD and Latch-up Specifications .............................................. 47

6.3 DC Characteristics.................................................................... 47

6.4 AC Characteristics.................................................................... 50

6.4.1

System clock and reset .............................................................................. 50

6.4.2

SPI interface timing................................................................................... 50

6.4.3

RGB Interface Timing ................................................................................ 51

Application Examples .................................................. 53

Package Parameters.................................................... 55

8.1 Part Markings .......................................................................... 55

8.1.1 Top side........................................................................................................ 55

8.1.3 Bottom Side .................................................................................................. 55

8.2 VQFN-48 Package Dimensions ................................................. 56

8.3 VQFN-56 Package Dimensions ................................................. 56

8.4 Solder Reflow Profile ............................................................... 56

Contact Information .................................................... 58

Appendix A – References ................................................... 59

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