29
IC51:CS4392-2
LRCK
SDATA
(SDA/CDIN)
MCLK
AMUTEC
AOUTA-
AOUTB-
SERIAL
PORT
INTERPOLATION
INTERPOLATOR
(CONTROL PORT)
∆∑
DAC
DAC
EXTERNAL
ANAL OG
FILTER
ANAL OG
FILTER
∆∑
MUTE CONTROL
FILTER
FILTER
RST
SCLK
VOLUME
CONTROL
VOLUME
CONTROL
MIXER
(SCL/CCLK)
(AD0/CS)
AOUTA+
AOUTB+
CMOUT
REFERENCE
FILT+
BMUTEC
M1
M3
M2
MODE SELECT
M0
RST
1
Reset
(
Input
) - Powers down device and resets all internal registers to their default settings.
VL
2
Logic Power
(
Input
)
-
Positive power for the digital input/output.
SDATA
3
Serial Audio Data
(
Input
) - Input for two’s complement serial audio data.
SCLK
4
Serial Clock
(
Input
/
Output
) - Serial clock for the serial audio interface.
LRCK
5
Left Right Clock
(
Input
/
Output
) - Determines which channel, Left or Right, is currently active on the
serial audio data line.
MCLK
6
Master Clock
(
Input
) - Clock source for the delta-sigma modulator and digital filters.
FILT+
11
Positive Voltage Reference
(
Output
)
-
Positive reference voltage for the internal sampling circuits.
CMOUT
12
Common Mode Voltage
(
Output
) - Filter connection for internal quiescent voltage.
AMUTEC
BMUTEC
20
13
Mute Control
(
Output
) - The Mute Control pin goes high during power-up initialization, reset, muting,
power-down or if the master clock to left/right clock frequency ratio is incorrect.
AOUTB-
AOUTB+
AOUTA+
AOUTA
14
15
18
19
Differential Analog Output
(
Outputs
) - The full scale differential analog output level is specified in the
Analog Characteristics specification table.
AGND
16
Ground
(
Input
)
VA
17
Analog Power
(
Input
)
-
Positive power for the analog section.
Control Port Mode Definitions
M3
7
Mode Selection
(
Input
) - This pins should be tied to GND level during control port mode.
SCL/CCLK
8
Serial Control Port Clock
(
Input
) - Serial clock for the serial control port.
SDA/CDIN
9
Serial Control Data
(
Input/Output
) - SDA is a data I/O line in I
2
C mode. CDIN is the input data line for
the control port interface in SPI mode.
AD0/CS
10
Address Bit 0 (I
2
C) / Control Port Chip Select (SPI)
(
Input/Output
) - AD0 is a chip address pin in I
2
C
mode; CS is the chip select signal for SPI format.
Stand-Alone Mode Definitions
M3
M2
M1
M0
7
8
9
10
Mode Selection
(
Input
) - Determines the operational mode of the device.
RST
AMUTEC
VL
AOUTA-
SDATA
AOUTA+
SCLK
VA
LRCK
AGND
MCLK
AOUTB+
M3
AOUTB-
(
SCL/CCLK) M2
BMUTEC
(
SDA/CDIN) M1
CMOUT
(
AD0/CS) M0
FILT+
1
2
3
4
20
19
18
17
5
6
7
8
16
15
14
13
9
10
12
11
Содержание DV2400
Страница 9: ...7 8 8 WIRING DIAGRAM CUP11609Z HJDRL ASL820 CUP11670Z CUP11673Z CUP11645Z...
Страница 10: ...10 9 N only 9 BLOCK DIAGRAM...
Страница 11: ...11 12 S only...
Страница 12: ...14 13 BACK END PCB MPEG Part 10 SCHEMATIC DIAGRAM...
Страница 13: ...15 16 A V PCB Audio Part...
Страница 14: ...18 17 FRONT PCB Front Part...
Страница 15: ...19 20 SMPS ASS Y...
Страница 18: ...24 A V IC51 IC52...
Страница 20: ...26 BACK END DVD MPEG...
