AK8826 Datasheet, PDF (42/157 Pages) Asahi Kasei Microsystems – HD/SD Multi Format Video Encoder with 3ch DAC

7. Multi-Fomat Compnent Video Encoder Block
■ Block Diagram
From
Timing
Generator
HD-Timing
Generator
Y[7:0
sin(x)/x
Compensation
CLK Rate B
CLK Rate C
x2
LPF-D
x2
LPF-G*
CGMS-A
SYNC
WSS
Generator
*CLK Rate D
Cb[7:0]
Cr[7:0]
4:2:2
to
4:4:4
x2 Interpolation
CLK Rate A
LPF-E
CLK Rate B
x2
LPF-F
From
Clock Gen
6.75MHz/13.5/27/54/74.25/148.5MHz
x2
LPF-H*
Fig. 35 Component Video Encoder Block
[AK8826VN]
Y[9:0]
to DAC
Pb[9:0]
to DAC
Pr[9:0]
to DAC
MS0972-E-01
42
2008/12