Sony STR-DB798 Service Manual page 54

STR-DB798
IC1401 PCM1800E/2K
24 23 22 21 20 19
SINGLE-END
DEFERENTIAL REFERENCE
CONVERTER
1 2 3 4
IC1501 PCM1609KPTR
36 35 34 33
FUNCTION
RST 37
CONTROL
INTERFACE
SYSTEM
SCKI 38
CLOCK
SCKO 39
MANAGER
BCK 40
LRCK 41
TEST 42
4X/8X
OVER SAMPLING
SERIAL
DIGITAL
VDD 43
INPUT
FILTER
INTERFACE
WITH
DGND 44
FUNCTION
CONTROLLER
DATA1 45
DATA2 46
DATA3 47
ZEROA 48
ZERO DETECT
1 2 3 4 5
54
18 17
DIGITAL ∑
MODULATOR 1/64
DECIMATION
FILTER
&
LOW-CUT
DIGITAL ∑
FILTER
MODULATOR
SINGLE-END CLOCK/
DEFERENTIAL TIMING CONTROL RESET/
CONVERTER POWER CONTROL
5 6
32 31 30
29
DAC
DAC
DAC
ENHANCED
MULTI-
DAC
LEVEL
DELTA-
SIGMA
MOJULE
DAC
DAC
DAC
DAC
6 7 8
16 15 14 13
SERIAL I/O
INTERFACE
&
MODE/FORMAT
CONTROL
7 8 9 10 11 12
28 27 26 25
24
23
22
21
20
LPF
19
LPF
18
17
LPF
16
LPF
15
LPF
14
LPF
13
LPF
LPF
9 10 11 12
VCC3
AGND3
VCC4
AGND4
VOUT8
AGND6
VCC5
AGND5
VOUT7
VCOM
VOUT1
VOUT2