BT856 View Datasheet(PDF) - Unspecified

Part Name

Description

Manufacturer

BT856

YCrCb or RGB to NTSC/PAL Digital Video Encoder

Unspecified 

Bt856/7

LIST OF FIGURES

List of Figures

Figure 1. Bt856/7 Pinout Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Figure 2. Detailed Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Figure 3. Interlaced 525-Line (NTSC, PAL-M) Video Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Figure 4a. Interlaced 625-Line (PAL–B, D, G, H, I, N, N-Argentina) Video Timing . . . . . . . . . . . . . . . 8

Figure 4b. Interlaced 625-Line (PAL–B, D, G, H, I, N, N-Argentina) Video Timing . . . . . . . . . . . . . . . 9

Figure 5. Noninterlaced 262-Line (NTSC, PAL-M) Video Timing . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Figure 6. Noninterlaced 312-Line (PAL–B, D, G, H, I, N, N-Argentina) Video Timing . . . . . . . . . . . 10

Figure 7. Three-Stage Chroma Filter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Figure 8. Luminance Upsampling Filter Response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Figure 9. 525-Line (NTSC/PAL–M) Y (Luminance) Video Output Waveform . . . . . . . . . . . . . . . . . 22

Figure 10. 625-Line (PAL–B, D, G, H, I, N, N-Argentina)

Y (Luminance) Video Output Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Figure 11. 525-Line (NTSC/PAL–M) C (Chrominance) Video Output Waveform . . . . . . . . . . . . . . . 24

Figure 12. 625-Line (PAL–B, D, G, H, I, N, N-Argentina)

C (Chrominance) Video Output Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Figure 13. Composite 525-Line (NTSC/PAL–M) Video Output Waveform . . . . . . . . . . . . . . . . . . . . 26

Figure 14. Composite 625-Line (PAL–B, D, G, H, I, N, N-Argentina) Video Output Waveform . . . . 27

Figure 15. Typical Connection Diagram and Parts List (External Voltage Reference) . . . . . . . . . . . 34

Figure 16. Typical Connection Diagram and Parts List (Internal Voltage Reference) . . . . . . . . . . . . 35

Figure 17. IIC Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

Figure 18. 24-bit RGB and 16-bit YCrCb Video Input and Output Timing . . . . . . . . . . . . . . . . . . . . . 46

Figure 19. 8-bit YCrCb Video Input and Output Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Figure 20. 68-Pin PLCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

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