參數(shù)資料
型號: AK8850
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: NTSC Digital Video Decoder
中文描述: NTSC制式數(shù)字視頻解碼器
文件頁數(shù): 38/99頁
文件大?。?/td> 1757K
代理商: AK8850
ASAHI KASEI
[AK8850]
7-3 DIGITAL SIGNAL PROCESSING BLOCK DIAGRAM
7-3-1 Digital Block Details
CLAMP1_LEV[1:0]
Y
U
V
Demodulation
10-bitAD
Composite
or
Y[9:0]
Y/C
C[9:0]
Adaptive
YC-Separation
Multiplier
ACC
Y
U
V
601
Formatter
PGA_GAIN[6:0] x 3
ACC
LPF
Sync Rejection
Contrast
Brightness
CLK_Mode Select
656
Formatter
&
Buffer
Y
Cb
Cr
Host Interface
Composite
Signal
C
Multiplexer
Timing Controller & Other Function
Sync Detect
Sync Separation
VCO Control (Phase error Detect)
AGC Control
CC/VBID/WSS/ASPECT Extraction
etc.
Chroma PLL
(HUE Control)
DFS
Pixel
Interpolator
Y
10-bitAD
Component
Cb[9:0]
Component
Cr[9:0]
V
U
HSYNC
VSYNC
FIELD
FRAME0
FRAME1
DVALID
NSTD
NSIG
CLK27MOUT
HALFCLKOUT
SELA SCL SDA /RESET
DVDD DVSS
DATA[7:0]
INPUT_SEL
CLAMP_PULSE_SEL
RESET
Decimation
filter
27MHz
13.5MHz(Composite/Y/C)
13.5MHz
6.75MHz(Component
Cb/Cr)
CLK13.5MHz
CLK27MHz
Rev.0
43
2002/01
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