Sony HCD-SR4W Service Manual page 75

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3 7 63 1515 0
IC609
VINL 1
VINR 2
VREF1 3
VREF2 4
TE
L 13942296513
AGND 6
PDWN 7
BYPAS 8
FSYNC 9
LRCK 10
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IC608 AK4381VT-E2
MCLK
1
BICK 2
AUDIO
SDTI 3 DATA
INTERFACE
LRCK 4
PDN 5
CSN 6
µP
CCLK 7
INTERFACE
CDTI 8
PCM1802DBR
SINGLE-END/ 5TH ORDER
DIFFERENTIAL DELTA-SIGMA
CONVERTER MODULATOR
REFERENCE
SINGLE-END/ 5TH ORDER
DIFFERENTIAL DELTA-SIGMA
CONVERTER MODULATOR
VCC 5
POWER
SUPPLY
IC612 CXD9742Q
36 35 34
VDDL 37
DSBCK 38
DSIFL 39
FIR FILTER
DSIFR 40
&
DSICT 41
DOWN
DSISW 42
SAMPLING
DSISL 43
UNIT
DSISR 44
GENERATOR
DIRDSCK 45
SYNC 46
TIMING
INIT 47
CONTROL
x ao
VSS 48
y
i
1 2 3 4
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8
CLOCK DE–EMPHASIS
DIVIDER CONTROL
∆∑
8x
INTERPOLATOR MODULATOR
∆∑
8x
INTERPOLATOR MODULATOR
x16 1/64
(x1/128)
DECIMATION INTERFACE
FILTER
WITH MODE/FORMAT
DC CUT
FILTER
Q Q
3 6 7 1 3
CLOCK & TIMING CONTROL
33 32 31 30 29 28 27 26
PCM PCM
MUTE I/F
ROM
24 bit
720 word
CLOCK
&
u163
TEST
CONTROL
.
5 6 7 8 9
2 9 9 4 2 8
16 DZFL
15 DZFR
14 VDD
VSS
13
12 AOUTL+
SCF
11 AOUTL–
10 AOUTR+
SCF
9
AOUTR–
20 MODE1
19
MODE0
18 FMT1
17 FMT0
SERIAL
16
OSR
15 SCKI
&
14 VDD
13
DGND
CONTROL
12 DOUT
11
BCK
1 5 0 5 8 2 9 9 4
25
24 VSS
23 POFLR
INT/EXT
DATA 22 POCSW
SELECT
21 POSLR
20 PLRCK
INT/EXT
CLOCK 19 PBCK
SELECT
18 VDDH
17 MCKOUT
16 VSS
15 FMTPCM
m
14 DIRPCK
13 VDDL
co
10 11 12
HCD-SR4W
9 9
2 8 9 9
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