Sony STR-K685 - IC Block Diagrams

33
STR-K685
– DIGITAL Board –
IC1301 LC89056W-E
• IC Block Diagrams
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
IC1401 PCM1803DBR
VINL 1
VINR
2
VERF1
3
VERF2
4
VCC
5
AGND
6
PDWN 7
BYPAS
8
FSYNC
9
LRCK
10
MODE120
MODE0
19
FMT1
18
FMT0
17
OSR16
SCKI15
VDD
14
DGCD
13
DOUT
12
BCK
11
Single-End
/Differential
Converter
5 th Order
Delta-Sigma
Modulator
5 th Order
Delta-Sigma
Modulator
Reference
Single-End
/Differential
Converter
× 1/64 (× 1/128)
Decimation
Filter
with
DC Cut Filter
Power Supply
Clock and Timing Control
Serial
Interface
Mode/
Format
Control