Marantz LC1500, Service Manual

Page: 15 / 22

4. AD9884A(Analog Flat Panel Interface)
4-1. Features
• 140 MSPS Maximum Conversion Rate
•
500 MHz Analog Bandwidth
•
0.5 V to 1.0 V Analog Input Range
• 400 ps p-p PLL Clock Jitter
•
Power-Down Mode
• 3.3 V Power Supply
•
2.5 V to 3.3 V Three-State CMOS Outputs
•
Demultiplexed Output Ports
• Data Clock Output Provided
•
Low Power: 570 mW Typical
• Internal PLL Generates CLOCK from HSYNC
•
Serial Port Interface
•
Fully Programmable
• Supports Alternate Pixel Sampling for Higher - Resolution
Applications
4-2. Applications
•
RGB Graphics Processing
• LCD Monitors and Projectors
•
Plasma Display Panels
•
Scan Converters
4-3. Block Diagram
- 13 -
CLAMP
HSYNC
COAST
CLAMP
CKINV
CKEXT
R
IN
G
IN
B
IN
DATACK
HSOUT
REFIN
R
OUTA
R
OUTB
G
OUTA
G
OUTB
B
OUTA
B
OUTB
A/D
8
8
AD9884A
8
CLAMP
A/D
8
8
8
CLAMP
CLOCK
GENERA-
TOR
A/D
CONTROL
0.15V
FILT SOGIN SOGOUT REFOUT PWRDN SCL SDA A
1
A
0
REF
8
8
2
8
4-4. Pin Layout
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
N
C
N
C
N
C
V
D
N
D
N
D
R
A
IN
V
D
N
D
V
D
V
D
N
D
N
D
G
IN
G
A
IN
V
D
N
D
V
D
V
D
N
D
N
D
B
A
IN
V
D
N
D
V
D
N
D
N
V
M
P
D
A
S
C
L
A
0
A
1
P
V
D
P
V
D
N
D
N
C
N
C
N
D
D
R
B
0
D
R
B
1
D
R
B
2
D
R
B
3
D
R
B
4
D
R
B
5
D
R
B
6
D
R
B
7
V
D
D
G
N
D
D
G
A
0
D
G
A
1
D
G
A
2
D
G
A
3
D
G
A
4
D
G
A
5
D
G
A
6
D
G
A
7
V
D
D
G
N
D
D
G
B
0
D
G
B
1
D
G
B
2
D
G
B
3
D
G
B
4
D
G
B
5
D
G
B
6
D
G
B
7
V
D
D
G
N
D
D
B
A
0
D
B
A
1
D
B
A
2
D
B
A
3
D
B
A
4
D
B
A
5
D
B
A
6
D
B
A
7
10
2
10
1
10
0
99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
GND
V
DD
D
R
A
7
D
R
A
6
D
R
A
5
D
R
A
4
D
R
A
3
D
R
A
2
D
R
A
1
D
R
A
0
GND
V
DD
DATACK
DATACK
HSOUT
SOGOUT
GND
V
DD
GND
GND
GND
V
D
PWRDN
REFOUT
REFIN
V
D
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
V
DD
GND
D
B
B
0
D
B
B
1
D
B
B
2
D
B
B
3
D
B
B
4
D
B
B
5
D
B
B
6
D
B
B
7
V
DD
GND
GND
GND
PV
D
GND
PV
D
GND
NC
FILT
CKEXT
PV
D
GND
COAST
HSYNC
GND
AD9884A
TOP VIEW
PINS DOWN
(Not to Scale)