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ADV7177 Folha de dados(PDF) 2 Page - Analog Devices |
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ADV7177 Folha de dados(HTML) 2 Page - Analog Devices |
2 / 44 page ADV7177/ADV7178 Rev. C | Page 2 of 44 TABLE OF CONTENTS General Description ......................................................................... 4 Specifications..................................................................................... 5 5 V Specifications ......................................................................... 5 3.3 V Specifications ...................................................................... 6 5 V Dynamic Specifications........................................................ 7 3.3 V Dynamic Specifications..................................................... 8 5 V Timing Specifications ........................................................... 9 3.3 V Timing Specifications ...................................................... 10 Absolute Maximum Ratings.......................................................... 12 Stress Ratings .............................................................................. 12 Package Thermal Performance................................................. 12 ESD Caution................................................................................ 12 Pin Configuration and Function Descriptions........................... 13 Typical Performance Characteristics ........................................... 14 Theory of Operation ...................................................................... 16 Data Path Description ............................................................... 16 Pixel Timing Description .......................................................... 16 Video Timing Description ........................................................ 17 Timing and Control ................................................................... 18 Power-On Reset.......................................................................... 25 MPU Port Description............................................................... 25 Registers ........................................................................................... 27 Register Access............................................................................ 27 Register Programming............................................................... 27 Mode Register 0 MR0 (MR07–MR00) .................................... 27 MR0 Bit Description .................................................................. 27 Mode Register 1 MR1 (MR17–MR10) .................................... 28 MR1 Bit Description .................................................................. 28 Subcarrier Frequency Register 3–0.......................................... 28 Subcarrier Phase Register (FP7–FP0)...................................... 29 Timing Register 0 (TR07–TR00) ............................................. 29 TR0 Bit Description ................................................................... 29 Closed Captioning Even Field Data Register 1–0 (CED15– CED0) .......................................................................................... 29 Closed Captioning Odd Field Data Register 1–0 (CCD15– CCD0).......................................................................................... 29 Timing Register 1 (TR17–TR10) ............................................. 30 TR1 Bit Description ................................................................... 30 Mode Register 2 MR2 (MR27–MR20).................................... 30 MR2 Bit Description.................................................................. 31 NTSC Pedestal Registers 3–0 PCE15–0, PCO15–0............... 31 Mode Register 3 MR3 (MR37–MR30).................................... 31 MR3 Bit Description.................................................................. 31 OSD Register 0–11..................................................................... 32 Board Design and Layout Considerations .................................. 33 Ground Planes ............................................................................ 33 Power Planes ............................................................................... 33 Supply Decoupling ..................................................................... 33 Digital Signal Interconnect ....................................................... 33 Analog Signal Interconnect ...................................................... 33 Closed Captioning.......................................................................... 35 Waveform Illustrations .................................................................. 36 NTSC Waveforms With Pedestal ............................................. 36 NTSC Waveforms Without Pedestal ....................................... 37 PAL Waveforms .......................................................................... 38 UV Waveforms ........................................................................... 39 Register Values ................................................................................ 40 NTSC (FSC = 3.5795454 MHZ) ............................................... 40 PAL B, D, G, H, I (FSC = 4.43361875 MHZ) .......................... 40 PAL M (FSC = 3.57561149 MHZ)............................................ 40 Optional Output Filter................................................................... 41 Optional DAC Buffering ............................................................... 42 Outline Dimensions ....................................................................... 43 Ordering Guide .......................................................................... 43 |
Nº de peça semelhante - ADV7177_15 |
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Descrição semelhante - ADV7177_15 |
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