Datasheet

ADA4830-1 Data Sheet
Rev. 0 | Page 14 of 16
Figure 27. ADA4830-1 Driving an ADV7180 Video Decoder
−
+
ADV7180
INN
VOUT
GND
INP
ADA4830-1
75Ω
+
STBENA +VS
4.7µF
0.1µF
0.1µF
21
25
24
23
19
3
14 30 22 18
A
IN
1
A
IN
2
A
IN
3
20
13
11
32
1
31
4
12
26
28
17
82nF
10nF
2
29
ELPF
27
ALSB
SCLK SCLK
DGND DGND
SDA
SDATA
XTAL1
XTAL
0.1µF
+VS
ENABLE
(INPUT)
STB FLAG
(OUTPUT)
2.2µF
0.1µF
4.7kΩ
+VS
(2.9V TO 5.5V)
VREF
D
VDDIO
0.1µF 10nF
A
VDD
_1.8V
0.1µF 10nF
0.1µF 10nF
D
VDD
_1.8V
D
VDD
_3.3V
D
VDDIO
P
VDD
_1.8V
P
VDD
_1.8V
D
VDD
_1.8V
A
VDD
_1.8V
0.1µF 10nF
KEEP VREFN AND VREFP CAPACITORS AS CLOSE AS
POSSIBLE TO THE ADV7180 AND ON THE SAME SIDE
OF THE PCB AS THE ADV7180.
LOCATE CLOSE TO, AND
ON THE SAME SIDE AS,
THE ADV7180
ALSB TIED HI ≥ I
2
C ADDRESS = 42h
ALSB TIED LOW ≥ I
2
C ADDRESS = 40h
RESET
RESET
P0
P1
P2
P3
P4
P5
P6
P7
P0
YCrCb
8-BIT
656 DATA
P[0:7]
P1
P2
P3
P4
P5
P6
P7
16
15
10
9
8
7
6
5
VREFN
DVDDIO
DVDD DVDD AVDD
PVDD
VREFP
28.63636MHz
47pF
47pF
1MΩ
4kΩ
LLC
1.69kΩ
INTRQ
SFL
VS/FIELD
EXTERNAL
LOOP FILTER
KEEP CLOSE TO THE ADV7180 AND ON
THE SAME SIDE OF PCB AS THE ADV7180.
HS
LLC
INTRQ
SFL
VS/FIELD
HS
10020-040