62
AK4683 (MAIN
: IC23)
AK4683 Block Diagram
PVDD
1
RX0
2
I2C
3
RX1
4
RX2
5
RX3
6
INT
7
VOUT
8
CDTO
9
LRCKB
10
BICKB
11
SDTOB
12
LRCKA
13
LRCKA
14
BICKA
15
SDTOA
16
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
17
MC
KO
18
TV
DD
19
DVS
S
20
DV
D
D
21
XT
I
22
XTO
23
T
X
24
MC
LK2
25
PD
N
26
CDTI
27
CC
L
K
28
CS
N
29
S
D
TIA1
30
S
D
TIA2
31
S
D
TIA3
32
SD
T
IB
RISEL
48
ROPIN
47
LOPIN
46
LISEL
45
AVSS2
44
AVDD2
43
VCOM
42
ROUT2
41
LOUT2
40
ROUT2
39
LOUT2
38
MUTET
37
HPL
36
HPR
35
HVSS
34
HVDD
33
AK4683EQ
Top View
ブロック図
ADC
Audio
I/F
ADC
LIN1
LIN2
LIN3
LIN4
LIN5
LIN6
HPF
DVOL
DAC
DVOL
LPF
LOUT1
ROUT1
LOUT2
ROUT2
HPL
HPR
DAC
DVOL
LPF
DAC
DVOL
LPF
DAC
DVOL
LPF
DAC1
Audio
I/F
4:2
Input
Selector
Clock
Recovery
X’tal
Oscillator
P
P I/F
XTO
XTI
BICKB
LRCKB
TX
SDTOB
SDOUT
DAIF
Decoder
ADC
DIT
SDTIB
RIN1
RIN2
RIN3
RIN4
RIN5
RIN6
ROPIN
RISEL
I2C
CSN
CCLK
CDTI
CDTO
RX0
RX1
RX2
RX3
LISEL
LOPIN
SDTOB0/1 bit
DIT0/1 bit
DIT bit
MCLK2
SDTOA
OLRCKA
BICKA
ILRCKA
SDTIA1
SDTIA2
SDTIA3
MCKO
SDTOA0/1 bit
DIR
ADC
SDTIB
SDTIA1
Through
DIT
RMCLK
DAC10/11/12,
DAC20/21/22 bit
IPS0/1, OPS0/1 bit
LIN0/1/2, RIN0/1/2 bit
D R
ADC
SDTIA1
off
DIR
ADC
SDT B
off
DAC2
Audio
I/F
DIR
ADC
SDT B
SDTIA1
SDTIA2
SDTIA3
HPF,
DVOL
DIR
ADC
SDT B
SDTIA1
SDTIA2
SDTIA3
PORTB
PORTA
OPGA