參數(shù)資料
型號(hào): ADV7178
廠商: Analog Devices, Inc.
英文描述: Integrated Digital CCIR-601 to PAL/NTSC Video Encoder
中文描述: 綜合數(shù)字無(wú)線電咨詢委員會(huì),601到PAL / NTSC制式視頻編碼器
文件頁(yè)數(shù): 29/38頁(yè)
文件大?。?/td> 280K
代理商: ADV7178
ADV7177/ADV7178
–29–
REV. 0
0.1
m
F
+5V (V
AA
)
37–41,
3–10, 12–14
P15–P0
32
V
REF
5k
V
+5V (V
CC
)
150
V
24
5k
V
+5V (V
CC
)
MPU BUS
44
22
15
17
16
19, 21
29, 42
18
23
33
1, 20, 28, 30
0.1
m
F
0.01
m
F
POWER SUPPLY DECOUPLING
FOR EACH POWER SUPPLY GROUP
10
m
F
33
m
F
GND
L1
(FERRITE BEAD)
+5V
(V
CC
)
V
AA
+5V (V
AA
)
10k
V
+5V (V
AA
)
27MHz OR 13.5MHz
CLOCK OUTPUT
25
34
GND
ALSB
HSYNC
FIELD/
VSYNC
BLANK
RESET
CLOCK
R
SET
SDATA
SCLOCK
LUMA
COMP
75
V
75
V
75
V
35
ADV7177/
ADV7178
“UNUSED
INPUTS
SHOULD BE
GROUNDED”
CHROMA
100
V
100
V
4k
V
+5V (V
AA
)
100nF
RESET
0.1
m
F
+5V (V
AA
)
11
36
OSD_EN
OSD_0
OSD_1
OSD_2
OSD
INPUTS
43
CLOCK
2
CLOCK/2
33pF
27MHz
XTAL
33pF
26
27
PIXEL
DATA
31
CVBS
Figure 43. Recommended Analog Circuit Layout
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