ak8825 AKM Semiconductor, Inc., ak8825 Datasheet - Page 110

• Manufacturer Part Number: ak8825
• Description: Hd/sd Multi Format Video Encoder With 3ch Dac
• Manufacturer: AKM Semiconductor, Inc.

■ Video Signal Filter
(1) Luminance Filter
FLT Register(R/W) SDYLFT[1:0]-bit.
SD Block FLT Register
Sub Address 0x14
Characteristics of each filter are shown as Fig. 152.
Rev-E-00
Luminance Filter of Composite Video Encoder can be selectable by register setting. Register-bit for filter setting is SD Block
Reserved
bit 7
SDYFLT [1:0] -bit
00
01
10
Reserved
bit 6
-10
-20
-30
-40
-50
-60
10
0
0.0
Reserved
1.0 2.0
bit 5
Selected Filter
YFLT0
YFLT1
YFLT2
3.0
SDYFLT1
4.0
bit 4
Fig. 152 LPF-A
5.0
110
Frequency[MHz]
6.0 7.0
SDYFLT0
bit 3
YFLT0
Default
Note
8.0
9.0 10.0 11.0 12.0 13.0
YFLT1
Reserved
bit 2
YFLT2
Reserved
bit 1
default Value 0x00
Reserved
bit 0
2008/03
[AK8825]