103
TA-DA9000ES
• IC Block Diagrams
– DIGITAL Board –
IC2001
PCM1802DBR
SINGLE-END/
DIFFERENTIAL
CONVERTER
5TH ORDER
DELTA-SIGMA
MODULATOR
VINL
1
SINGLE-END/
DIFFERENTIAL
CONVERTER
VINR
2
VREF1
3
VREF2
4
5TH ORDER
DELTA-SIGMA
MODULATOR
REFERENCE
x16 1/64
(x1/128)
DECIMATION
FILTER
WITH
DC CUT
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
MODE1
20
MODE0
19
FMT1
18
FMT0
17
DOUT
12
BCK
11
OSR
16
SCKI
15
VDD
14
DGND
13
CLOCK & TIMING CONTROL
PDWN
7
BYPAS
8
VCC
5
AGND
6
FSYNC
9
LRCK 10
POWER
SUPPLY
IC2011, 2021, 2031, 2041
DSD1800DBR
VREFL
VREFR
1
20
AGNDL
AGNDR
2
19
VCOML
VCOMR
3
18
VINL+
VINR+
4
17
VINL–
VINR–
5
16
DGND
AGND
6
15
VDD
VCC
7
14
S/M
NC
8
13
SCKI
DSDR
9
12
BCK
DSDL
10
11
VREF L
DELTA-SIGMA
MODULATOR (L)
VREF R
DELTA-SIGMA
MODULATOR (R)
SERIAL OUTPUT
INTERFACE
CLK
CONTROL
IC2051, 2305, 2430, 2512
TC7WH74FU (TE12R)
6
CLR
7
PR
8
VCC
5
Q
R
S
Q
3
Q
2
D
4
GND
1
CK
Q
D
C
IC2052
TC74VHC153FT (EL)
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
2G
2C3
2C2 2C1 2C0
2Y
VCC
2C3
2C2 2C1 2C0
STROBE
2G
OUTPUT
2Y
A
SELECT
DATA INPUTS
B
B
A
A
B
B
A
A
1G
1C3 1C2
1C1 1C0
1Y
STROBE
1G
B
SELECT
1C3 1C2
1C1
1C0
OUTPUT
1Y
GND
DATA INPUTS