Denon AVR-X7200W Service Manual page 207

16 DEM1
ACKS
17
CAD1
18 NC
19 VREFHR
20 VREFHR
21 VREFLR
21 VREFLR
23 VCMR
24 NC
25 AOUTRP
26 AOUTRN
27 VDDR
28 VDDR
29 VSSR
30 VSSR
31 VSSL
32 VSSL
33 VDDL
34 VDDL
35 AOUTLN
36 AOUTLP
37 NC
38 VCML
39 VREFLL
40 VREFLL
41 VREFHL
42 VREFHL
43 NC
44 AVDD
45 AVSS
46 MCLK
PCM1690
47 DVSS
48 DVDD
Note: All input pins except internal pull-up/down pins must not be left floating.
SBAS448A – OCTOBER 2008 – REVISED JANUARY
AK4490EQ FUNCTIONAL BLOCK DIAGRAM
MS1648-J-03
I De-emphasis Enable 1 Pin in Parallel Control Mode (Internal pull-down pin)
I Master Clock Auto Setting Mode Pin in Parallel Mode (Internal pull-down pin)
I Chip Address 1 Pin in Serial Control Mode
No internal bonding.
-
Connect to GND.
I Rch High Level Voltage Reference Input Pin
I Rch High Level Voltage Reference Input Pin
I Rch Low Level Voltage Reference Input Pin
I Rch Low Level Voltage Reference Input Pin
Right channel Common Voltage Pin,
-
Normally connected to VREFLR with a 10uF electrolytic cap.
No internal bonding.
-
Connect to GND.
O Rch Positive Analog Output Pin
O Rch Negative Analog Output Pin
- Rch Analog Power Supply Pin, 4.75 7.2V
- Rch Analog Power Supply Pin, 4.75
Ground Pin
Ground Pin
Ground Pin
Ground Pin
- Lch Analog Power Supply Pin, 4.75
- Lch Analog Power Supply Pin, 4.75
O Lch Negative Analog Output Pin
O Lch Positive Analog Output Pin
No internal bonding.
-
Connect to GND.
Left channel Common Voltage Pin,
-
Normally connected to VREFLL with a 10uF electrolytic cap.
I Lch Low Level Voltage Reference Input Pin
I Lch Low Level Voltage Reference Input Pin
I Lch High Level Voltage Reference Input Pin
I Lch High Level Voltage Reference Input Pin
No internal bonding.
-
Connect to GND.
- Analog Power Supply Pin, 3.0 3.6V
- Ground Pin
I Master Clock Input Pin
- Ground Pin
- Digital Power Supply Pin, 3.0
2009..............................................................................................................................................
FUNCTIONAL BLOCK DIAGRAM
DIN1
DIN2
DIN3
Audio Interface
DIN4
BCK
LRCK
SCK Manager
SCKI
TEST/ADR1/RSV
MS/ADR0/RSV
MC/SCL/FMT
MD/SDA/DEMP
Control Interface
MODE
2
ZERO1 (SPI/I C/HW)
ZERO2
AMUTEI
AMUTEO
RST
VCC1
AGND1
VCC2
Power Supply and
AGND2
Common Voltage
VDD
DGND
VCOM
7.2V
7.2V
7.2V
3.6V
DAC
DAC
- 7 -
DAC
DAC
Digital Filter
and
Volume
DAC
DAC
DAC
DAC
207
[AK4490]
www.ti.com
VOUT1+
VOUT1-
VOUT2+
VOUT2-
2014/11
VOUT3+
VOUT3-
VOUT4+
VOUT4-
VOUT5+
VOUT5-
VOUT6+
VOUT6-
VOUT7+
VOUT7-
VOUT8+
VOUT8-