Sony STR-DA9000ES Service Manual page 108

STR-DA9000ES
• IC Block Diagrams
– DIGITAL Board –
IC2001 PCM1802DBR
SINGLE-END/ 5TH ORDER
VINL 1 DIFFERENTIAL DELTA-SIGMA
CONVERTER MODULATOR
VINR 2
x16 1/64
(x1/128)
DECIMATION
VREF1 3
REFERENCE FILTER
VREF2 4
WITH
DC CUT
FILTER
SINGLE-END/ 5TH ORDER
DIFFERENTIAL DELTA-SIGMA
CONVERTER MODULATOR
VCC 5
POWER
AGND 6 SUPPLY
CLOCK & TIMING CONTROL
PDWN 7
BYPAS 8
FSYNC 9
LRCK 10
IC2011, 2021, 2031, 2041 DSD1800DBR
VREFL 1
VREF L VREF R
AGNDL 2
VCOML 3
VINL+ 4
DELTA-SIGMA DELTA-SIGMA
VINL– 5
MODULATOR (L) MODULATOR (R)
DGND 6
SERIAL OUTPUT
INTERFACE
VDD 7
S/M 8
CLK
SCKI 9
CONTROL
BCK 10
IC2051, 2305, 2430, 2512 TC7WH74FU (TE12R)
8 7 6 5
S R Q
C D Q
1 2 3 4
20
MODE1
19 MODE0
18 FMT1
17 FMT0
SERIAL
16
OSR
INTERFACE
15 SCKI
&
14 VDD
MODE/FORMAT
13 DGND
CONTROL
12 DOUT
11 BCK
20 VREFR
19 AGNDR
18 VCOMR
17 VINR+
16 VINR–
15 AGND
14 VCC
13 NC
12 DSDR
11 DSDL
IC2052 TC74VHC153FT (EL)
DATA INPUTS
STROBE A OUTPUT
VCC 2G SELECT 2C3 2C2 2C1 2C0 2Y
16 15 14 13 12 11 10 9
2C3 2C2 2C1 2C0 2Y
2G
B B A A
B B A A
1G
1C3 1C2 1C1 1C0 1Y
1 2 3 4 5 6 7
8
STROBE B 1C3 1C2 1C1 1C0 OUTPUT GND
1G SELECT 1Y
DATA INPUTS
IC2063, 2064 TC74VHC157FT (EL)
SELECT 11 1 16
V
CC
S
1A 2 1A G 15 STROBE
INPUT
1B 3 1B 4A 14 4A
INPUT
4B
OUTPUT 1Y 4 1Y 4B 13
5 11 12 4Y OUTPUT
2A 2A 4Y
INPUT
6 11 3A
2B 2B 3A
INPUT
2Y 7 2Y 3B 10 3B
OUTPUT
3Y
GND 8 9 3Y OUTPUT
IC2095, 2204, 2207, 2209, 2306, 2307, 2602 TC7WH157FU (TE12R)
8 VCC
11 7
ST
11 6 SELECT
EN G
A 1 A Y 5 Y
B 2 B Y
3
Y
GND 4
IC2121 LC89057W-VF4-E
48 47 46 45 44
MODULATOR
&
PARALLEL PORT
RXOUT 1
RX0 2
RX1 3
RX2 4
DATA
RX3 5
INPUT
DEMODULATOR
SELECTOR
&
DGND 6
LOCK DETECT
DVDD 7
RX4 8
RX5/V1 9
RX6/U1 10
PLL
DVDD 11
DGND 12
13 14 15 16
108 108
IC2093 TC74HC151AF (EL)
D3 1 16 V CC
D2 2 D2 D3 D4 15 D4
D1 3 D1 D5 14 D5
D0 4 D0 D6 13 D6
Y 5 Y D7 12 D7
6 11
XY W A A
OE 7 S C B 10 B
8 9
GND C
43 42 41 40 39 38 37
MICROCONTROLLER
INTERFACE
36 RERR
35 INT
34 CKST
C bit, 33 AUDIO/VO
U bit
32 EMPHA/UO
31 DGND
30 DVDD
DATA
SELECTOR
29 XIN
28 XOUT
27 XMCK
CLOCK
SELECTOR
1/N
26 DVDD
25 DGND
17 18 19 20 21 22 23 24