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AS3658 датащи(PDF) 93 Page - ams AG

номер детали AS3658
подробное описание детали  Power and Audio Management Unit for Portable Devices
PDF  158 Pages
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производитель  AMSCO [ams AG]
домашняя страница  http://www.ams.com
Logo AMSCO - ams AG

AS3658 датащи(HTML) 93 Page - ams AG

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www.austriamicrosystems.com
Revision 1v13
92 - 157
AS3658
Data Sheet Confidential - Detail ed Descri ption- Audio Functi ons
Figure 41. I2S Control Diagram
Figure 42. I2S Timing Diagram
Table 91. PLL,MCLK Settings
I2S_mclk_en
I2S_select
mclk_invert
Description
00
0
I2S_1 selected (PLL used)
Internal MCLK synchronized to external LRCLK
00
1
I2S_1 selected (PLL used)
Internal LRCLK used, synchronized to external SDI
01
0
I2S_2 selected (PLL used)
Internal MCLK synchronized to external LRCLK
01
1
I2S_2 selected (PLL used)
Internal LRCLK used, synchronized to external SDI
SDI1
SCLK1
LRCLK1
MCLK1
SDI2
SCLK2
LRCLK2
MCLK2
SDO3
SCLK3
LRCLK3
i2s_s elect
0
1
i2s_s elect
0
1
SDO1
i2s _select
0
1
i2s_s elect
0
1
i2s_master_on
0
1
MCLK divider
i2s _clk_divider<11:0>
PLL
rising edge only
for PCM
com patibility
pll_mode
18 Bit DAC
mono to stereo
conversion f or
pc m_mode=1
SDO
SCLK
LRCLK
MCLK
14 Bit ADC
SDI
SCLK
LRCLK
MCLK
Equalizer
* 256
* 64
i2s_lrck_s clk _out_en
i2s _master_on
Fadc2 pcm_mode samle_rate
0
0
LRCLK / 2
1
0
LRCLK / 4
0
1
LRCLK
Sample rate
sc lk_invert
sc lk _invert
LRCLK_out
i2s_lrck_sclk_out_en
i2s_master_on
*2
mc lk 256
ext_mclk
i2s_mc lk_en
mc lk_invert
0
1
0
1
mclk_invert
i2s_lrck_sclk_out_en
i2s _master_on
sdo_on_mclk1_en
SDO
s do3_select
0
1
0
1
0
1
mclk_invert
i2s_mc lk_out_en
i2s_master_on
i2s_3_on
SPDIF
spdif _ctrl<1:0>
Audio lef t
A udio right
Audio lef t
A udio right
SPDIF
I2S_mclk_en
15
2
1
0
17
2
1
0
Left Channel
15
2
1
0
17
2
1
0
Right Channel
LRCK
SCLK
SDATA
16 bit
SDATA
18 bit
MCLK
64 cycles
64 cycles



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