AK4601VQ Datasheet, PDF (105/111 Pages) Asahi Kasei Microsystems – Audio HUB CODEC with Digital Mixer

2. SPI Interface
[AK4601]
uP
RESET
CONTROL
13 _CSN
16 _SI
14 _SO
15 _SCLK
17 _PDN
CLOCK
&
Audio I/F
12
MCKI
4
9
5
8
SDIN1
SDIN2
SDOUT1
SDOUT2
3
LRCK1
2
10
BICK1
LRCK2/SDOUT3
11
1
BICK2/SDIN3
CLKO
“L” ²¹
TESTI
MPREF ²²
MPWR2 ²⁴
23
MPWR1
AIN1L/INP1 ^{26 1u}
INN1 ^{25 1u}
AIN1R/INP2 ^{28 1u}
INN2 ^{27 1u}
1
2kΩ
2kΩ
2kΩ
2kΩ
AIN2LP/AIN3L ^{31 1}
AIN2LN/AIN4L ^{32 1}
AIN2RP/AIN3R ^{29 1}
AIN2RN/AIN4R ^{30 1}
AIN5L ^{33 1}
AIN5R ^{35 1}
GNDIN5 ^{34 1}
AK4601 _AINMP/AINM ^{36 1}
AINMN ^{37 1}
Digital IO 1.8～3.3V
10
0.1
7
TVDD
Digital Core 3.3V
10
0.1
2.2
19 _LVDD
18 _AVDRV
6, 20 _DVSS1/DVSS2
AOUT1L ⁴⁴
AOUT1R ⁴³
AOUT2L ⁴⁶
AOUT2R ⁴⁵
AOUT3L ⁴⁸
AOUT3R ⁴⁷
38
AVDD
39 ^0.1
10
AVSS
41
VREFH
42 ^0.1
10
VREFL
VCOM ⁴⁰
2.2
Analog +3.3V
Figure 74. SPI Interface Connection Example
016000391-E-01
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2016/12