Sony STR-K675P Service Manual page 28

STR-K675P
IC1401 PCM1800E/2K
24
SINGLE-END
DEFERENTIAL
CONVERTER
1
IC1452 PCM1602KYG/2K
RST 37
SCKI 38
SCKO 39
BCK 40
LRCK 41
TEST 42
VDD 43
DGND 44
DATA1 45
DATA2 46
DATA3 47
ZEROA 48
28
23 22 21 20 19
DIGITAL ∑
MODULATOR
DIGITAL ∑
MODULATOR
SINGLE-END
REFERENCE DEFERENTIAL
CONVERTER
2 3 4 5
32 31 30
36 35 34 33
FUNCTION
CONTROL
INTERFACE
SYSTEM
CLOCK
MANAGER
4X/8X
OVER SAMPLING
SERIAL
DIGITAL
INPUT
FILTER
INTERFACE
WITH
FUNCTION
CONTROLLER
ZERO DETECT
1 2 3 4 5 6 7
18 17 16
1/64
DECIMATION
FILTER
&
LOW-CUT
FILTER
CLOCK/
TIMING CONTROL RESET/
POWER CONTROL
6
29 28 27 26
DAC LPF
DAC LPF
DAC LPF
ENHANCED
MULTI-
DAC LPF
LEVEL
DELTA-
SIGMA
MOJULE
DAC LPF
DAC LPF
DAC LPF
DAC LPF
8 9
15 14 13
SERIAL I/O
INTERFACE
&
MODE/FORMAT
CONTROL
7 8 9 10 11 12
25
24 VCC3
23 AGND3
22 VCC4
21 AGND4
20 VOUT8
19 AGND6
18 VCC5
17 AGND5
16 VOUT7
15 VCOM
14 VOUT1
13 VOUT2
10 11 12