Sony HCD-HPR90 - Gnd; Q Q

40
HCD-HPR90/HPR99XM
– AMP Board –
IC701 PCM1803DBR
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
VINL 1
VINR
2
VREF1
3
VREF2
4
VCC
AGND
5
6
BYPAS
8
TEST
9
LRCK
10
REFERENCE
× 1/64, × 1/128
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
MODE1
20
MODE019
FMT118
FMT017
OSR
16
SCKI
15
VDD
14
DGND
13
DOUT12
BCK11
CLOCK & TIMING CONTROL
POWER
SUPPLY
PDWN 7
IC702 NJM2871BF33-TE2
5
VIN
4
VOUT
2
GND
3
NOISE
BYPASS
1
CONTROL
BANDGAP
REFERENCE
THERMAL
PROTECTION
IC703 MC74VHC74DTR2
14
1 2 3 4 5 6 7
13 12 11 10 9 8
VCC
GND
CK
CLR
CK
CLR
Q
PR
Q
Q
PR
Q
D
D
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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