THS8200-EP Datasheet, PDF (5/104 Pages) Texas Instruments – All-Format Oversampled Component Video/PC Graphics D/A System With Three 11-Bit DACs, CGMS Data Insertion

THS8200-EP
www.ti.com
SLES253 – DECEMBER 2009
List of Figures
3-1 Functional Block Diagram ....................................................................................................... 14
4-1 24-/30-Bit RGB or YCbCr Data Format ....................................................................................... 19
4-2 20-/16-Bit YCbCr 4:2:2 Data Format (16-Bit Operation Shown) ........................................................... 20
4-3 16-Bit RGB 4:4:4 Data Format ................................................................................................. 21
4-4 15-Bit RGB 4:4:4 Data Format ................................................................................................. 22
4-5 Effect of Clipping on Analog Output ........................................................................................... 27
4-6 Effect of Shifting on Clipped Analog Output .................................................................................. 28
4-7 Effect of Scaling the Analog Video Output.................................................................................... 29
4-8 P_B and P_R Filter Requirements Based on SMPTE 296M/274M............................................................ 30
4-9 Y and RGB Filter Requirements Based on SMPTE 296M/274M .......................................................... 31
4-10 Y and RGB Filter Requirements Based on ITU-R.BT601................................................................... 31
4-11 Cb and Cr Filter Requirements Based on ITU-R.BT601 .................................................................... 31
4-15 THS8200 DTG VS/HS Output Generation .................................................................................... 36
4-16 Tri-Level Line-Synchronizing Signal Waveform .............................................................................. 39
4-17 THS8200 VBI Line Types in HDTV Mode..................................................................................... 40
4-18 HDTV Line Type ACTIVE_VIDEO ............................................................................................. 40
4-19 HDTV Line Type FULL_NSTP.................................................................................................. 41
4-20 HDTV Line Type NTSP_NTSP ................................................................................................. 41
4-21 HDTV Line Type BTSP_BTSP ................................................................................................. 42
4-22 HDTV Line Type NTSP_BTSP ................................................................................................. 42
4-23 HDTV Line Type BTSP_NTSP ................................................................................................. 43
4-24 HDTV Line Type FULL_BTSP.................................................................................................. 43
4-25 Field/Frame Synchronizing Signal Waveform (1080I and 1080P Formats) .............................................. 44
4-26 Horizontal Synchronization Signal Waveform ................................................................................ 46
4-27 THS8200 VBI Line Types in SDTV Mode..................................................................................... 47
4-28 SDTV Line Type NEQ_NEQ .................................................................................................... 47
4-29 SDTV Line Type FULL_BSP.................................................................................................... 48
4-30 SDTV Line Type BSP_BSP..................................................................................................... 48
4-31 SDTV Line Type FULL_NSP ................................................................................................... 49
4-32 SDTV Line Type NEQ_BSP .................................................................................................... 49
4-33 SDTV Line Type BSP_NEQ .................................................................................................... 50
4-34 SDTV Line Type FULL_NEQ ................................................................................................... 50
4-35 SDTV Line Type NSP_ACTIVE ................................................................................................ 50
4-36 SDTV Line Type ACTIVE_NEQ ................................................................................................ 51
4-37 SDTV Line Type ACTIVE_VIDEO ............................................................................................. 51
4-38 Field/Frame Synchronizing Signal Waveform (525I Format) ............................................................... 52
4-39 RGB Without Sync Insertion or Composite Video Output................................................................... 54
4-40 Ramping Output With Different Full-Scale Ranges .......................................................................... 55
4-41 G-Channel Output Waveform................................................................................................... 56
4-42 R- and B-Channel Output Waveform .......................................................................................... 56
4-43 R-, G-, and B-Channel Output Waveform..................................................................................... 57
4-44 Y-Channel Output Waveform ................................................................................................... 57
4-45 Analog Output of Cr and Cb Channels Without Sync Insertion ............................................................ 58
4-46 Analog Output of Cr and Cb Channels With Sync Insertion................................................................ 58
6-1 Typical Video Application........................................................................................................ 85
6-2 Computer Graphics Application ................................................................................................ 85
Copyright © 2009, Texas Instruments Incorporated
List of Figures
5