BU7858KN_10 Datasheet, PDF (9/25 Pages) Rohm – Mixer & Selector ICs with 16bit D/A Converter

BU7858KN,BU7893GU
Technical Note
【BU7893GU】
0.1μF
Stereo Analog Interface
(From Melody LSI)
ANAINL
ANAINR
19.2MHz/
19.68MHz/
19.8MHz
CLKI
PLLC
Stereo PCM Interface
(MP3,AAC,etc)
MCLK
LRCLK
BCLK
SDI
1μF
1μF
1μF
CSTEP CPOP
RSTB SCLK SO SIO CSB COMOUT COMIN DVSS DVDD_IODVDD_COREAVSS AVDD
CPOP
SPI
VREF
VOL
VOL
-6dB
-6dB
PLL
DAC
-6dB
DAI
Sonaptic
3D
Equalizer
-6dB
DAC
RX
EXT
DACL
DACR
RX
EXT
DACL
DACR
RX
EXT
DACL
DACR
RX
EXT
DACL
DACR
VOL
VOL
CCL
HPOL
6800p
100μ
16Ω
HPOR
CCR
100μ
6800p
16Ω
SPOL
SP Amp
8Ω
SPOR
SP Amp
8Ω
Fig.26 BU7893GU Block diagram
1
2
3
4
5
6
A TEST3
HPOR
HPOL
CPOP
SPOL
TEST4
B
CCR
RSTB
DVSS
CCL
SPOR
COMIN
C SCLK
SO
CSTEP
AVSS
D
SIO
MCLK
COMOUT ANAINR
E
CSB
PLLC
AVDD DVDD_CORE
SDI
ANAINL
F TEST2
CLKI
DVDD_IO
BCLK
LRCLK
TEST1
( TOP VIEW )
Fig.27 BU7893GU Ball Assignment
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2010.09 - Rev.A