Ic Block Diagrams - Sony STR-DE895 Service Manual

STR-DE895/DE995

4-33. IC BLOCK DIAGRAMS

IC402 TC9273N-011
VSS 1
5.1L 2
6.1L 3
LOUT 4
5.1SL 5
6.1SL 6
10BIT 10BIT
SLOUT 7 LATCH LATCH
CIRCUIT CIRCUIT
(L-CH) (R-CH)
NC 8
5.1C 9
6.1C 10
COUT 11
NC 12
GND 13
LEVEL SHIFT & SHIFT REGISTER
CLK 14
IC400 µPC2581V-S
IC500 µPC2581V-S
IC600 µPC2581V-S
IC700 µPC2581V-S (STR-DE995 only)
BIAS CIRCUIT
PROTECTOR
PRE PRE
REG DRIVE DRIVE
DRIVE
DRIVE
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
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IC1301 LC89056W-E
28 VDD
27 5.1R
26 6.1R
25 ROUT
CKOUT 13
24 5.1SR
BCK
14
LRCK 15
23 6.1SR
DATAO
16
XSTATE 17
22 SROUT
DGND 18
21 NC
DVDD 19
XMCK 20
20 5.1SW
XOUT 21
19 6.1SW XIN 22
EMPHA 23
18 SWOUT AUDIO 24
17 NC
16 STB
15 DAT
IC1302 TC74ACT153F(EL)
STROBE
12 11 10 9 8 7 6 5 4 3
PLL INPUT
DATA
X'TAL1
TIMING
DEMODULATOR
LOCK
DETECTION
DATA INPUTS
STROBE A
OUTPUT
VCC 2G SELECT 2C3 2C2 2C1 2C0 2Y
9
16 15 14 13 12 11 10
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
B 1C3 1C2 1C1 1C0 OUTPUT GND
1G SELECT 1Y
DATA INPUTS
50 50
2 1
48 XMODE
47 CKSEL1
46 CKSEL0
45 DOSEL1
44 DOSEL0
43 DVDD
42 DGND
41 MODE1
40 MODE0
39 XSEL
38 CLK
37 CE
fs
CALCULATION
25 26 27 28 29 30 31 32 33 34 35 36
IC1401 AK5380VT-E2
∆Σ
1
AINR
MODULATOR
∆Σ
AINL 2
MODULATOR
NC 3
4 VOLTAGE REFERENCE
VCOM
AGND 5
VA 6
VD 7
8
DGND
16 TST
15 TTL
CLOCK DIVIDER
14 DIF
13 PDN
DECIMATION
12
SCLK
FILTER
11 MCLK
10 LRCK
DECIMATION
FILTER
SERIAL I/O
9 SDTO
INTERFACE