AK7752 Datasheet, PDF (2/23 Pages) Asahi Kasei Microsystems – Audio/Hands Free DSP with Stereo CODEC

pull down
Hi-z
Open drain
ctrl reg sw
DLINE_IN
DEXT_IN / JX3
JX2
JX1
JX0
BLOCK DIAGRAM
[AK7752]
ALINE_IN ANE_IN VREFL VCOM VREFH ANE_OUT ALINE_OUT
ADC
SDATA_AD
REF
Lch:ALINE_IN / Rch:ANE_IN
SDINA
SDIN1
SDIN2
HF(DSP)
SDOUTA
GPO0
SDOUT3
SDOUT2
GPO1
SDOUT1
JX3_E
JX2_E
JX3
JX2
WDT
CRC
JX1_E
JX1
JX0_E
JX0
2 AVDD
DAC
SDATA_DA
2 AVSS
2 BVSS
Lch:ANE_OUT ^{5 DVDD}
Rch:ALINE_OUT
SELA2A
5 DVSS
SWG0
DEXT3_OUT
SWG1 ^OUTEX2_N
DEXT2_OUT
OUTEX1_N
OUTLE_N
DEXT1_OUT
DLINE_OUT
CRC_E
STO
MICIF
SO
I2CSEL
RQ_N/CAD1
SI/CAD0
SCL/SCLK
SDA
SO
RDY
EESEL
TESTI1
TESTI2
INIT_RESET_N
S_RESET_N
CK_RESET_N
CKM[3:0] ₄
CKM[3:0]
BE
LE
CONT
RSTO_N
EESEL
EEST
EEPIF
(Master="L", Slave="H")
SMODE
CLK
SEL_EEST
CLKO1E
EEST/RSTO_N
EESI
EECK
EECS_N
EESO
XTI
XTO
CLKO1
TESTO1
SYNC_O BITCLK_O SYNC_I BITCLK_I
LFLT
Figure 1. Block Diagram
* Figure 1 shows a simplified diagram of the AK7752, which isn’t the perfect same as the actual circuit diagram.
MS0578-E-01-PB
-2-
2007/09