Onkyo HTR940 Service Manual page 76

IC BLOCK DIAGRAM AND TERMINAL DESCRIPTIONS-16
Q4001 : ADV7183
(Advanced Video Decoder with 10-Bit ADC and Component Input Support)-1/3
BLOCK DIAGRAM
ADV7183
ISO
REFOUT
AIN1
ANALOG I/P
AIN2
MULTIPLEXING
AUTOMATIC
AIN3
GAIN
CONTROL
(AGC)
AIN4
CLAMP AND
AIN5
DC RESTRE
AIN6
PWRDN
PIN CONFIGURATION
VS
HS
DGND
DVDDIO
P11
P10
P9
P8
DGND
DVDD
NC
SFL
NC
DGND
DVDDIO
NC
NC
NC
P7
P6
SHAPING
AND
NOTCH LPF
LUMA
10-BIT
ANTIALIAS
ADC
LPF
27MHz
10-BIT
SWITCH
ADC
VIDEO TIMING AND
CONTROL BLOCK
HSYNC FIELD VSYNC HREF VREF
80 79 78 77 76 75 74 73
1
2
3
4
5
6
7
8
9
ADV7183A
10
11
12
13
14
15
16
17
18
19
20
21 22 23 24 25 26 27 28
RESAMPLING
PEAKING
AND
HPF/LPF
HORIZONTAL
SCALING
SYNC
DETECTION
RESAMPLING
SUB-
AND
CARRIER
HORIZONTAL
RECOVERY
DTO SCALING
CHROMA
SHAPING
ANTIALIAS
LPF
LPF
27MHz XTAL
I 2 C-COMPATIBLE
OSCILLATOR
INTERFACE PORT
BLOCK
CLOCK CLOCK RESET SDATA
72 71 70 69 68 67 66 65 64
TOP VIEW
29 30 31 32 33 34 35 36 37
P15-P0
PIXEL
O/P POR T
LUMA
DELAY
BLOCK
FIFO CONTROL
BLOCK
AND
2H LINE
PIXEL
MEMORY
OUTPUT
FORMATTER
CHROMA
COMB
FILTER
LLC
SYNTHESIS
WITH LINE-
LOCKED
OUTPUT
CLOCK
SCLOCK ALSB
63 62 61
AIN5
60
AIN11
59
AIN4
58
AIN10
57
AGND
56
CAP C2
55
CAP C1
54
AGND
53
CML
52
REFOUT
51
AVDD
50
CAP Y2
49
CAP Y1
48
AGND
47
AIN3
46
AIN9
45
AIN2
44
AIN8
43
AIN1
42
AIN7
41
38 39 40
TX-SR574
AFF
HFF/QCLK
AEF
DV
RD
OE
GL/CLKIN
LLC1
LLC2
LLCREF
ELPF