Arcam DiVA AVR200 Service Manual page 35

SURROUND SOUND RECEIVER
AC3 BOARD
U103: CS5331A
AGND
AC3 BOARD
U105: CS4926
CMPDAT,
27
SDATAN2
Compressed
CMPCLK,
Data Input
28
SCLKN2
Interface
CMPREQ,
29
LRCLKN2
SCLKN1,
25
STCCLK2
LRCLKN1 26
22
SDATAN1
30
CLK1N
CLKSEL 31
32
FILT2
AC3 BOARD
U106, U107: 74HC574
CP
OE
Voltage Reference
8
+
AINL
LP Filter
-
S/H
DAC
5
+
AINR
LP Filter
-
S/H
DAC
6
7
VA+
DATA7-0,
EMAD7-0,
RESET GPIO7-0 CS
36 8-11,14-17 18
Framer
Shifter
Input
Buffer
Controller
Digital
Audio
Input RAM Input
Interface
Buffer
PLL
Clock Manager
33 34 35
FILT1 VA AGND
D0 D1
D Q D
CP CP
FF1
Q0
MCLK
4
Digital
+
Decimation
-
Filter
Comparator
Digital
+
Decimation
-
Filter
Comparator
RD, WR, SCDIO,
R/W, DS, SCDOUT,
A0,
EMOE, EMWR, PSEL,
SCCLK
GPIO11 GPIO10 GPIO9
5 4 19
Parallel or Serial Host Interface
24-Bit
DSP Processing
RAM RAM
Program Program
Memory Memory
RAM RAM
Program Program
Memory Memory
STC
2 13 24 1 12 23
DGND[1-3] VD[1-3]
D2 to D5
Q
FF2
Q1
- 42 -
SCLK LRCK
2 3
Serial Output Interface SDATA
1
High
Pass
Filter
High
Pass
Filter
A1, ABOOT, EXTMEM,
SCDIN INTREQ GPIO8
7 6 20 21
Output
RAM
Formatter
Output
Buffer
D6 D7
D Q D
CP CP
FF7 FF8
Q6
A A V V R R 2 2 0 0 0 0
A A V V R R 2 2 0 0 0 0
37
DD
38
DC
44
MCLK
43
SCLK
42
LRCLK
41
AUDATA0
40
AUDATA1
39 AUDATA2
3 XMT958
Q
Q7