NT68625 View Datasheet(PDF) - Novatek Microelectronics
Part Name
Description
Manufacturer
NT68625 Datasheet PDF : 185 Pages
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NT68665/NT68625
TABLE OF CONTENTS
1. REVISION HISTORY................................................................................................................ 4
2. FEATURES .............................................................................................................................. 5
3. GENERAL DESCRIPTION....................................................................................................... 8
4. BLOCK DIAGRAM .................................................................................................................. 9
5. PINOUT INFORMATION ........................................................................................................ 10
5.1.
PIN DIAGRAM ................................................................................................................... 10
5.2.
PIN ASSIGNMENT.............................................................................................................. 11
5.3.
PIN DESCRIPTION ............................................................................................................. 15
6. FUNCTIONAL DESCRIPTION ............................................................................................... 19
6.1.
POWER CONTROL ............................................................................................................ 19
6.2.
ANALOG TO DIGITAL CONVERTER (ADC) ............................................................................ 19
6.3.
DVI RECEIVER ................................................................................................................. 20
6.4.
GRAPHIC PORT CAPTURE INTERFACE ................................................................................ 21
6.5.
VIDEO PORT CAPTURE INTERFACE .................................................................................... 21
6.6.
AUTO TUNE...................................................................................................................... 21
6.7.
VIDEO PROCESSOR .......................................................................................................... 23
6.8.
SYNC PROCESSOR ........................................................................................................... 25
6.9.
OSD FUNCTION ............................................................................................................... 28
6.10. DPLL CLOCK CONTROL.................................................................................................... 36
6.11. DISPLAY INTERFACE.................................................................................................... 37
6.11.1. Scaler Display Data .................................................................................................... 37
6.11.2. Single/Dual pixel LVDS Transmitter............................................................................. 38
6.12. TIMING CONTROLLER CONTROL......................................................................................... 40
6.13. MISCELLANEOUS .............................................................................................................. 45
6.13.1. General-Purpose Input Output (GPIO)........................................................................ 45
6.13.2. PWM Output ............................................................................................................... 46
6.14. MCU INTERFACE.............................................................................................................. 47
6.14.1. I2C Protocol................................................................................................................ 47
6.14.2. IRQn Interrupt Sources ............................................................................................... 49
6.15. 8031 ON-CHIP MICROCONTROLLER .................................................................................. 50
7. ELECTRICAL SPECIFICATIONS .......................................................................................... 51
7.1.
DC ELECTRICAL CHARACTERISTICS .................................................................................. 51
7.2.
AC ELECTRICAL CHARACTERISTICS................................................................................... 58
8. APPLICATION CIRCUIT ........................................................................................................ 69
9. REGISTERS MAPPING ......................................................................................................... 71
9.1.
ADC INTERFACE .............................................................................................................. 72
9.2.
DVI INPUT CONTROL 1 ..................................................................................................... 75
9.3.
PRE-PATTERN CONTROL................................................................................................... 78
9.4.
GRAPHIC PORT CONTROL ................................................................................................. 78
9.5.
VIDEO PORT CONTROL ..................................................................................................... 86
9.6.
COLOR SPACE CONVERSION CONTROL .............................................................................. 88
9.7.
VIDEO PORT CAPTURE CONTROL ...................................................................................... 89
9.8.
BACK END IMAGE PROCESSING......................................................................................... 91
9.9.
NOISE REDUCTION FILTER CONTROL ................................................................................. 93
2006-02-09
2
Ver. 0.40
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