ADV7180
TYPICAL CIRCUIT CONNECTION
Examples of how to connect the ADV7180 LQFP-64 and ADV7180 LFCSP-40 video decoder are shown in Figure 53 and Figure 54. For a
detailed schematic diagram for the ADV7180 evaluation boards, contact local Analog Devices field applications engineers or local Analog
Devices distributor.
ANALOG_INPUT_1
36Ω
0.1µF
A
IN
1
39Ω
0.1µF
10nF
0.1µF
10nF
0.1µF
10nF
0.1µF
10nF
D
VDD
_1.8V
D
VDDIO
A
VDD
_1.8V
ANALOG_INPUT_2
36Ω
0.1µF
A
IN
2
39Ω
D
VDDIO
_3.3V
D
VDD
_1.8V
A
VDD
_1.8V
P
VDD
_1.8V
0.1µF
10nF
ANALOG_INPUT_3
36Ω
0.1µF
27
36
A
IN
3
39Ω
A
IN
1
A
IN
2
A
IN
3
RESET
23
29
30
31
A
IN
1
A
IN
2
A
IN
3
14
1
4
20
P[0:7]
DVDD
DVDDIO
DVDDIO
DVDD
PVDD
AVDD
RESET
KEEP C14 AND C15 AS CLOSE AS POSSIBLE
TO THE ADV7180 AND ON THE SAME SIDE OF
THE PCB AS THE ADV7180.
26
0.1µF
0.1µF
25
0.1µF
VREFP
VREFN
ADV7180BCPZ
LFCSP–40
P0
P1
P2
P3
P4
P5
P6
P7
17
16
10
9
8
7
6
5
P0
P1
P2
P3
P4
P5
P6
P7
YCrCb
8-BIT
656 DATA
LLC
LOCATE CLOSE TO, AND ON THE
SAME SIDE AS, THE ADV7180.
13
47pF
28.63636MHz
*
1MΩ
12
47pF
XTAL1
XTAL
INTRQ
SFL
VS/FIELD
HS
11
38
2
37
39
LLC
INTRQ
SFL
VS/FIELD
HS
D
VDDIO
4kΩ
ALSB TIED HI
ALSB TIED LOW
≥
I
2
C
≥
I
2
C
ADDRESS = 42h
ADDRESS = 40h
32
ALSB
EXTERNAL
LOOP FILTER
19
10nF
P
VDD
_1.8V
POWER_DOWN
SCLK
SDA
18
34
33
PWRDWN
SCLK
DGND
DGND
DGND
DGND
ELPF
82nF
TEST_0
AGND
AGND
AGND
1.69kΩ
KEEP CLOSE TO THE ADV7180 AND ON
THE SAME SIDE OF PCB AS THE ADV7180.
SDATA
40
3
15
35
28
21
24
Figure 53. ADV7180 LFCSP-40 Typical Connection Diagram
Rev. A | Page 109 of 112
05700-048
*REFER TO ANALOG DEVICES
CRYSTAL APPLICATION NOTE
FOR PROPER CAPACITOR LOADING.
22
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