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AIR-SA5R
AIR-SA5R
13
13
4-4. SCHEMATIC DIAGRAM - IF Board -
• See page 18 for Waveforms. • See page 18 for IC Block Diagrams.
MICON
CN403
BOARD
D
POWER AMP
CN901
BOARD
E
IC B/D
11
13
12
14
0
3.3
3.3
3.3
3.3
0
2.5
2.5
1.6
3.2
1.6
0
1.6
5.2
3.3
2.5
1.5
1.6
1.6
3.3
1.6
1.6
1.6
X551
12.288MHz
20P
CN501
1
SDOUT_C
2
SDOUT_A
3
GND
4
BCK
5
SDOUT_B
6
LRCK
7
I2C_SDA
8
SDOUT_D
9
RESN
10
I2C_SCL
11
LINK_IND
12
CONNECT
13
DEBUG_TXD
14
INT
15
A1
16
A0
17
AUDIO_CLK
18
GND
19
VCC-3.3V
20
GND
IC551
1
1A
2
3Y
3
2A
4
GND
5
2Y
6
3A
7
1Y
8
VCC
IC501
1
LRCIN
2
DIN
3
BCKIN
4
MCLK
5
ZERO
6
DGND
7
DVDD
8
VOUTR
9
AGND
10
AV
D
D
11
VOUTL
12
VMID
13
VREFN
14
VREFP
15
CSBIWL
16
MODE
17
MUTEB
18
SDIDEM
19
SCK
20
LA
TI2S
FB552
1M
R551
1k
R552
22p
C553
22p
C556
0.01
C559
10
C501
100
R503
220
R502
47k
R102
0.001
C101
0
R101
0
R201
47k
R202
0.001
C201
100k
R508
0
R512
100
R513
10
C504
10
C506
0.1
C505
0.1
C507
10
C508
100p
C512
100
R577
220
R574
220
R573
220
R572
1K
R575
1k
R578
100
R580
100k
R559
FB551
10
C551
0.1
C552
0.01
C560
1k
R553
100
R554
100k
R556
100k
R555
100
R558
8P
CN502
1
GND
2
DAC-SCL
3
DAC-SDA
4
GND
5
SA-RESET
6
SA-DATA
7
SA-CLOCK
8
SA-INT
10k
R506
10k
R507
10k
R509
10k
R510
10k
R511
100k
R505
10k
R571
10k
R576
10k
R581
10k
R582
10k
R583
10p
C557
10p
C554
7p
C555
1p
C558
100
R557
6P
CN503
1
L-CH
2
R-CH
3
AGND
4
A5V
5
MODULE 3.3V
6
GND
10p
C562
10p
C561
0.1
C503
0.1
C510
220p
C572
220p
C571
220p
C573
0.1
C576
FB571
10k
R579
100p
C577
10k
R584
10k
R585
FB560
47p
C578
10k
R587
10k
R586
47p
C514
47p
C513
47p
C563
VDR502
VDR501
4.7
R501
22
R504
100p
C516
WM8728SEDS/RV
TC7WHU04FK(T5RSOYF
IC501
D/A
CONVERTER
IF BOARD
IC551
CLOCK BUFFER
EZW-RT10A
4
B
6
9
11
D
H
10
3
5
12
C
F
1
E
8
G
A
2
I
7
(Page 17)
(Page 11)
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