Sony STR-DE485 - IC Block Diagrams

STR-DE485/DE485E
3434
IC501 STK350-230 (MAIN BOARD (2/2))
4-20. IC BLOCK DIAGRAMS
IC103 NJM2595 (VIDEO BOARD)
IC1501 AK4527 (DIGITAL BOARD (1/2))
IC1101 LC89056W (DIGITAL BOARD (1/2))
1
SDOS
LOOP1 CDTI CCLK CS S/P MCLKI DZF1 A.GND A.5V FREFH VCOM
2
12C
3
S.MUTE
4
BCLK
5
LRCK
6
SDTI1
7
SDTI2
8
SDTI3
9
SDTO
10
DAUX
11
DFS
33
DZF2
32
RIN+
31
RIN-
30
LIN+
29
LIN-
28
ROUT1
ADC
AUDIO
I/F
HPF
ADCHPF
FORMAT
CONVERTER
DATT DAC LPF
27
LOUT1
DATT DAC LPF
26
ROUT2
DATT DAC LPF
25
LOUT2
DATT DAC LPF
24
ROUT3
DATT DAC LPF
23
LOUT3
DATT DAC LPF
MCLK
SDOUT
BCLK
LRLK
SDT0
SDTI1
SDTI2
3940414243 3738 353644 34
DEM1 DEM0
TVDD
D.5V
D.GND
PD
ICKS2 ICKS1 ICKS0
CAD1 CAD0
1716151413 1918 212012 22
1
IN+
2
IN-
3 4 5
-VOUT
6
+BOUT
7
-B
8
GND
9
+B
PRE
GND
DRIVER
PROTECTOR
DRIVE
1
2
3 4
5
6 7 8 9 10 11 12 13 14 15
PRE
DRIVE
PRE
DRIVE
BIAS CIRCUIT
REG
+VOUT1
–VOUT1
NF1
IN1
GND
IN2
NF2
–VOUT2 +VOUT2
VCC VCC
VEE
DRIVE
13
14
CKOUT
12
A.GND
11
AVDD
4
DIN1
10
LPF
9
VIN
8
R
7
DVDD
6
D.GND
5
DIN2
2
DOUT
1
DISEL
3
DIN0
25
CSFLAG
33
BPSYNC
32
AUTO
31
DGND
30
DVDD
26 27 28 29
F3/P3/C3 F2/P2/C2 F1/P1/C1 F0/P0/C0
35
DO
36
DI
34
ERROR
BCK
15
16
LRCK
DATAO
17
XSTATE
18
19
DGND
DVDD
20
21
XMCK
XOUT
22
XIN
23
24
EMPHA
AUDIO
48
47
XMODE
CKSEL1
46
45
CKSEL0
DOSEL1
44
DOSEL0
43
42
DVDD
DGND
41
40
MODE1
MODE0
39
XSEL
38
37
CLK
CE
INPUT
PLL
DATA
DEMODULATOR
C BIT DETECTIONPa,Pb DETECTION
MICROPROCESSOR INTERFACE
LOCK
DETECTION
fs
CALCULATION
TIMING
X'TAL1
1
M.OUT
2
SW5
8
VEE
3
DVD
4
SW3
5
V2
6
SW4
7
NC
S3
S1
S2 S4
S6
S7
S5
16
VCC
SW2
V3
V1.OUT
SW1
V1
GND
NC
6dB
AMP
75Ω
DRIVER
10
9
15
14
13
12
11
-V
+V
IC701 µPC2581V (MAIN BOARD (2/2))
IC702 µPC2581V (MAIN BOARD (2/2))