Sony STR-K980 - Page 38

3838
STR-K980
STR-K980
– DIGITAL Board –
IC1301 LC89056W-E
• IC Block Diagrams
IC1401 PCM1800E
IC1601, IC1602 SN74HC595ANSR
IC1503 TC7WH157FU
38
37
36
23
24
1 2 3 4
5
44
8 9 10
46
17
22
21
20
30
35
252627282932
3334
16
45
13
14
15
47
40
41
48
CLK
39XSEL
CE
DI
EMPHA
AUDIO
DISEL SPDIF
DINO
DINI
DIN2
6
D.GND
7
DVDD
11
AVDD
12
AGND
DOSEL0
R
VIN
LPF
CKSEL0
XSTATE
18 DGND
19 DVDD
XIN
XOUT
XMCK
DVDD
31
DGND DO CSFLAG F0/P0/C0 F1/P1/C1 F2/P2/C2 VF/P3/C3 LOCK BPSYNC ERROR
DATAO
DOSEL1
CKOUT
BCK
LRCK
CKSEL1
MODE0
MODE1
42DGND
43DVDD
XMODE
TIMING
MICROCOMPUTER
INTERFACE
SAMPLING
FREQUENCY
C BIT
DETECT
PA/PB
DETECT
LOCK
DETECT
SYSTEM
RESET
MODE
SELECT
INPUT
CIRCUIT
DATA
DEMODULATOR
PLL
CLOCK
SINGLE-END
DEFERENTIAL
CONVERTER
REFERENCE
SINGLE-END
DEFERENTIAL
CONVERTER
DIGITAL ∑
MODULATOR
DIGITAL ∑
MODULATOR
1/64
DECIMATION
FILTER
&
LOW-CUT
FILTER
CLOCK/
TIMING CONTROL RESET/
POWER CONTROL
SERIAL I/O
INTERFACE
&
MODE/FORMAT
CONTROL
LIN
V REF 1
REFCOM
V REF 2
RIN
RSTB
FMT0
BYPASS
FMT1
MODE1 MODE0
FSYNC
1 2
3
4
5 6 87 9
1110 12
AGND VCC C PR C NR C PR C NR DGND SYSCLK DOUT BCK LRCK VDD
24 23 22 21 20
19 17
16 15 14 13
18
1D
C1
R
QA
2R
2S
C2
R
QB
QC
QD
QE
QF
QG
3R
C3
3S
2R
2S
C2
R
3R
C3
3S
2R
2S
C2
R
3R
C3
3S
2R
2S
C2
R
3R
C3
3S
2R
2S
C2
R
3R
C3
3S
2R
2S
C2
R
3R
C3
3S
2R
2S
C2
R
3R
C3
3S
3R
C3
3S
QH
GND
S-OUT
OE
RST
LAT
CLK
S-IN
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
VCC
16
1
2
3
4
8
7
6
5
Vcc
1Y
2B
2A
1A
1B
2Y
GND
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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