Sony MDS-JA50ES / Mode d’emploi, Service Manual

Page: 59 / 98

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IC352 SN74HC153ANS-E20
16
1 2 3 4 5 6 7 8
15 14 13 12
2C3 2C2
B A B A
2C1 2C0 2Y
1C3 1C2 1C1 1C0 1Y
V
CC
2C3 2C2 2C1 2C0
DATA INPUTS
DATA INPUTS
STROBE
2G
STROBE
1G
B
SELECT
1C3 1C2 1C1 1C0 OUTPUT
1Y
GND
A
SELECT
OUTPUT
2Y
2G
11 10 9
1G
B A B A
14 13 12 11 10 9 8
1 2 3 4 5 6 7
VCC
GND
IC353 SN74HCU04ANS-E20
3rd order
NOISE
SHAPER
S / P
TIMING
CIRCUIT
CLOCK
GENERATOR
DATA SELECT
DATA SELECT
P/S CONVERT
&
D/F-CLK GEN.
4BIT DATA
BITSTREAM
"0" DETECT
MUTE
CIRCUIT
OR
3rd order
NOISE
SHAPER
L . I . P.
ATT
x 0.75
L . I . P.
ATT
x 0.75
DITHER
OVERFLOW DETECTOR
FIR 4
MODE
INAF OVFLAG MUTER MUTEL MTPOL DRPOL MODE NC DFDTOR DFLRCKO TEST4 TEST3 VSS
IF SELD IF SELC
NC
SBCKI
SDATAR
SDATAL
NC
DFDTOL
DFBCKO
DFDTEN
TEST1 TEST2
VSS
PLMG2
VDD
NSDOL4
NSDOL3
NSDOL2
NSDOL1
NC
NC
VDD
VDD
NC
64FSI
NSDOR1
NSDOR2
NSDOR3
NSDOR4
MCKIN
VDD
PLMG1
NRGCLR
SYSM
LATCH
SHIFT
ATT
INIT
LRCKI
DATAI
BCKI
VSS
VSS
NC
INVO2
INVO1
INVI
NC
128FSO
CKVDD
DINIT
52 53 54
55
56 57 58 59 60 61 62 63 64
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
32 31 30 29 28 27 26 25 24 23 22
21
20
FIR 2
FIR 1
FIR 3
ATT IIR
OVERFLOW DETECTOR
FIR 4 FIR 2
FIR 1
FIR 3
ATT IIR
POLALITY
2
IC501 CXD8595Q