AK8825 Datasheet, PDF (6/162 Pages) Asahi Kasei Microsystems – HD/SD Multi Format Video Encoder with 3ch DAC

1-4. CLK Gen Block
CLKIN
x2 PLL
74.25→148.5MHz
x4 PLL
27→108MHz
1/2 DIV
1/2 DIV
1/4 DIV
1/8 DIV
Clock Rate
x1/4 CLK
x1/2 CLK
x1 CLK
x2 CLK
Fig. 5 CLK Gen Block
D1( 525i /625i )
6.75MHz
13.5MHz
27MHz
54MHz
D2( 525P / 625P )
-
13.5MHz
27MHz
54MHz
D3/D4(1080i/720P)
-
37.125MHz
74.25MHz
148.5MHz
[AK8825]
x2 CLK
x1 CLK
x1/2 CLK
x1/4 CLK
Rev-E-00
6
2008/03