35
AVR-5803/AVC-A1SR
PCM1738 (IC103, 203, 303, 403)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
RST
ZEROL
ZEROR
LRCK
DATA
BCK
SCKI
DGND
VDD
SCKO
MDO
MDI
MC
CS
V
CC
3
AGND2
L
OUT
L
-
L
OUT
L+
V
CC
2
V
CC
1
V
COM
3
I
REF
V
COM
2
V
COM
1
AGND1
L
OUT
R+
L
OUT
R
-
MUTE
TOP VIEW
LRCK
L
OUT
L+
Input
I/F
DGND
V
DD
Power Supply
DATA
BCK
Function
Control
I/F
RST
MUTE
CS
MC
MDO
MDI
V
CC
1
V
CC
2
V
CC
3
AGND1
AGND2
System
Clock
Manager
SCK0
ZEROL
ZEROR
ZERO
Drtect
System
Clock
Digital
Filter
&
Function
Control
Advanced
Segment
DAC
Modulator
Current
Segment
DAC
Current
Segment
DAC
Bias
&
Vref
L
OUT
L
-
I/V & Filter
L
OUT
R+
L
OUT
R
-
I/V & Filter
V
COM
2
V
COM
1
V
COM
3
I
REF
MX29F400TTC (IC712)
A15
A16
A14
BYTE
A13
GND
A12
Q15A-1
A11
Q7
A10
Q14
A9
Q6
A8
Q13
NC
Q5
NC
Q12
WE
Q4
RESET
Vcc
NC
Q11
NC
Q3
RY/BY
Q10
NC
Q2
A17
Q9
A7
Q1
A6
Q8
A5
Q0
A4
OE
A3
GND
A2
CE
A1
A0
1
48
24
25
M29W160DB (IC805, 905)
A15
A16
A14
BYTE
A13
Vss
A12
DQ15A-1
A11
DQ7
A10
DQ14
A9
DQ6
A8
DQ13
A19
DQ5
NC
DQ12
W
DQ4
RP
Vcc
NC
DQ11
NC
DQ3
RB
DQ10
A18
DQ2
A17
DQ9
A7
DQ1
A6
DQ8
A5
DQ0
A4
G
A3
Vss
A2
E
A1
A0
TOP VIEW
1
48
24
25
TOP VIEW
Pin Name
Function
Pin Assignments
Pin
No.
1
RST
IN
Reset
(1)
2
ZEROL
OUT
Zero Flag for L-channel
3
ZEROR
OUT
Zero Flag for R-channel
4
LRCK
IN
Left and Right Clock(fs). Input for Normal operation. WDCK clock input in External DF mode. Connected to GND in
DSD mode.
(1)
5
DATA
IN
Serial Audio Data Input for Normal operation. L-channel audio data input for External DF and DSD modes.
6
BCK
IN
Bit Clock Input. Connected GND for DSD mode.
(1)
7
SCKI
IN
System Clock Input. BCK(64fs) clock input for DSD mode
8
DGND
Digital Ground
9
V
DD
Digital Supply, +3.3V
10
SCKO
OUT
System Clock Output
11
MDO
OUT
Serial data output for function control register
(2)
12
MDI
IN
Serial data input for function control register
(1)
13
MC
IN
Shift Clock for function control register
(1)
14
CS
IN
Mode control chip select and latch signal
(1)
15
MUTE
IN
Analog output mute control for normal operation R-channel audio data input for external DF mode and DSD mode.
16
I
OUT
R
−
OUT
R-channel Analog Current Output
−
17
I
OUT
R+
OUT
R-channel Analog Current
18
AGND1
Analog Ground
19
V
COM
1
Internal bias de-coupling pin
20
V
COM
2
Common voltage for I/V
21
I
REF
Output current reference bias pin. Connect 16k register to GND
22
V
COM
3
Internal bias de-coupling pin
23
V
CC
1
Analog Supply, +5.0V
24
V
CC
2
Analog Supply, +5.0V
25
I
OUT
L+
OUT
L-channel Analog Current
26
I
OUT
L
−
OUT
L-channel Analog Current Output
−
27
AGND2
Analog Ground
28
V
CC
3
Analog Power Supply, +5.0V
Type
NOTES:
(1) Schmitt trigger input, 5V tolerant.
(2) Tristate output.
