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AK7744VT Datasheet, PDF (46/50 Pages) Asahi Kasei Microsystems – 24bit 3ch ADC + 24bit 4ch DAC with Audio DSP
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[ASAHI KASEI]
[AK7744]
(1) Connection example
9. System Design
0.1u 0.1u 0.1u
Digital +3.3V
10u
14,26,38
Cd
Cd
Analog INT+
Analog INT-
Analog INT1
Analog Lch+
Analog Lch-
Analog Rch+
Analog Rch-
DVDD
22,23,24 SDIN,SDINA1,SDINA2
20
21 LRCLK
BITCLK
Rd
16
XTO
SMODE 19
DRDY 32
SO
34
RDY
33
RQ
37
SI
35
SCLK 36
15 XTI
17 CLKO
6 A2IN+
5 A2IN-
7 A2IN1
AK7744 JX
18
11
INIT_RESET
S_RESET 12
58 AINL+
57 AINL-
56 AINR+
55 AINR-
9
AVSS
AVDD 8
Analog 1L
Analog 1R
Analog 2L
Analog 2R
Analog 3L
Analog 3R
Analog 4L
Analog 4R
Analog 5L
Analog 5R
4 AINL1
3 AINR1
2 AINL2
1 AINR2
64 AINL3
63 AINR3
62 AINL4
61 AINR4
60 AINL5
59 AINR5
VCOM 52
SDOUT 30
AOUTL1+ 50
AOUTL1- 49
AOUTR1+ 48
AOUTR1- 47
Analog +3.3V
10u
0.1u
10u
0.1u
51
AVSS
54 AVDD
53 VREFH
AOUTL2+ 45
AOUTL2- 44
AOUTR2+ 42
AOUTR2- 41
13,25,39
DVSS
BVSS 40
Micom
I/F
RESET
CONTROL
Analog +3.3V
0.1u 10u
0.1u 10u
LPF
1L
LPF
1R
LPF
2L
LPF
2R
<MS0167-E-00>
- 46 -
2002/10
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