參數(shù)資料
型號(hào): MSM7662
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: NTSC/PAL Digital Video Decoder(NTSC/PAL制式數(shù)字視頻譯碼器)
中文描述: NTSC / PAL數(shù)字視頻解碼器(的NTSC / PAL制式數(shù)字視頻譯碼器)
文件頁(yè)數(shù): 45/48頁(yè)
文件大小: 369K
代理商: MSM7662
Semiconductor
MSM7662
45/47
BASIC APPLICATION CIRCUIT EXAMPLES
1) Application Circuit for FIFO-1 and FIFO-2 Modes
4
MSM7662
Video LSI
OSC
I
2
C
Controller
1
m
F
2
1
m
F
Video in
(C input)
SDA SCL RESET_L
AV
DD
DAV
DD
DV
DD
Y(7:0)
C(7:0)
B(7:0)
HVALID
VVALID
ODD
HSYNC_L
VSYNC_L
CLKX2O
CLKXO
CLKX2
MODE[3:0]
DGND
DAGND
AGND
10
m
F
10
m
F
1
m
F
10
m
F
10
m
F
1
m
F
10 k
W
Video in
(Composite
Y input)
4.7 k
W
4.7 k
W
3.3 V or 5 V
1000 pF
47
m
F
1000 pF
47
m
F
1000 pF
47
m
F
VIN(1:4)
VRT1
AMPOUT
ADIN1
CLPOUT1
VRCL1
VRB1
VIN(5:6)
VRT2
AMPOUT2
ADIN2
CLPOUT2
VRB2
75
W
75
W
Connect the M7662 decoder and a video LSI device according to the output interface (ITU-
R656, 8-bit [YCbCr], 16-bit [YCbCr], RGB).
Video input can be five composite inputs or two S-Video inputs.
Connect unused video input pins to AGND. If a composite signal is input, the C input side
(video amp, A/D converter, etc.) will be in the OFF operation state.
If the input is limited by the composite signal, connect VIN (5:6), VRT2, VRB2, AMPOUT2,
ADIN2, and CLPOUT2 pins to AGND. Externally attached components such as capacitors
may be removed.
Set the MODE[3:0] pins to the prescribed setting.
Supply power and GND for analog, A/D, and digital circuits on the circuit board should be
separated at the power source wherever possible. Power and GND lines for analog and A/D
circuits must be wide and low impedance.
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