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AK7735EQ Datasheet, PDF (136/142 Pages) Asahi Kasei Microsystems – Dual DSP with 4chADC + 4chDAC + 4chSRC | |||
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2. SPI Interface
[AK7735]
CLOCK
&
Audio I/F
17
SDIN1
14
20
SDIN2/JX0
18
19
SDOUT1/RDY
LRCK1
15
16
BICK1
LRCK2/JX1
BICK2/JX2
CSN 24
SI 27
SO 25
SCLK 26
STO/RDY/SDOUT2 23
PDN 28
uP
RESET
CONTROL
8
CLOCK
9
7
&
5
4
Audio I/F
6
âLâ 3
SDIN3/JX3
SDIN4
SDOUT3/CLKO/GPO1
SDOUT4/GPO2
LRCK3
BICK3
TESTI
12
XTI
Rd 13
XTO
MPREF 40
1ï
MPWR 41
AIN1L/INP1 39 100n
INN1 38 100n
AIN1R/INP2 37 100n
INN2 36 100n
4.7kΩ
4.7kΩ
4.7kΩ
4.7kΩ
AIN2LP/AIN3L 35 1ï
AIN2LN/AIN4L 34 1ï
AIN2RP/AIN3R 33 1ï
AIN2RN/AIN4R 32 1ï
AK7735
Digital IO 1.8ï½3.3V
10ï
0.1ï
Digital IO 3.3V
10ï
0.1ï
21
TVDD
11
VDD33
Digital Core 3.3V
10ï
0.1ï
31 LVDD
29 AVDRV
2.2ï
10, 22, 30 DVSS1/DVSS2/DVSS3
AOUT1L 48
47
AOUT1R
AOUT2L 2
AOUT2R 1
AVDD 42
43 0.1ï
10ï
AVSS
45
VREFH
46 0.1ï
10ï
VREFL
VCOM 44
2.2ï
Analog +3.3V
Figure 83. SPI Interface Connection Example
016014707-E-00
- 136 -
2016/12
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