Sony STR-KM5500 - IC Block Diagrams - Digital AB Board ICs; IC1452 WM8768 GEDS;R Block Diagram

STR-KM5500
45
IC1906 SI-3050KM-TLS (DIGITAL AB BOARD (1/3))
1VC
TSD
2VIN
3GND
4VOUT
5ADJ
+
–
REF
IC1401 PCM1808PWR (DIGITAL AB BOARD (1/3))
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
AGND
VCC
2
3
VDD
DGND
4
5
LRCK
7
REFERENCE
s 1/64
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
FMT
12
VINR
14
VINL
13
MD1
11
MD0
10
DOUT
9
BCK
8
CLOCK & TIMING CONTROL
POWER
SUPPLY
SCKI
6
VREF
1
IC1452 WM8768GEDS/R (DIGITAL AB BOARD (1/3))
1MODE
18 VMID
17 VREFP
16 VREFN
20 NC
19 NC
22 VOUT1R
21 VOUT1L
24 VOUT2R
23 VOUT2L
26
VOUT3R
25
VOUT3L
28 AVDD
27 AGND
15 TESTREF
2MCLK
3BCLK
5DVDD
6DGND
4
LRCLK
11ML/I2S
12MC/IWL
13MD/DM
14MUTE
7DIN1
8DIN2
9DIN3
10DNC
AUDIO
INTERFACE,
DIGITAL
FILTERS
CONTROL
INTERFACE
STEREO
DAC
STEREO
DAC
STEREO
DAC
LOW
PASS
FILTER
LOW
PASS
FILTER
LOW
PASS
FILTER