ak7753 AKM Semiconductor, Inc., ak7753 Datasheet - Page 2

• Manufacturer Part Number: ak7753
• Description: Audio/hands Free Dsp With Stereo Codec
• Manufacturer: AKM Semiconductor, Inc.

DEXT_IN / JX3
MS0697-E-00-PB
INIT_RESET_N
CK_RESET_N
ctrl reg sw
S_RESET_N
*
DLINE_IN
Open drain
Hi-z
Figure 1
pull down
CKM[3:0]
TESTI1
TESTI2
EESEL
JX2
JX0
JX1
shows a simplified diagram of the AK7753, which isn’t the perfect same as the actual circuit diagram.
4
CKM[3:0]
BE
LE
SYNC_O BITCLK_O
JX3_E
JX2_E
JX1_E
JX0_E
ALINE_IN
CONT
(Master="L", Slave="H")
SDATA_AD
ADC
Lch:ALINE_IN / Rch:ANE_IN
SMODE
SDIN2
SDINA
SDIN1
JX3
JX2
JX1
JX0
SYNC_I
ANE_IN
RSTO_N
HF
(DSP)
Figure 1. Block Diagram
BLOCK DIAGRAM
BITCLK_I
VREFL
REF
EESEL
SDOUTA
SDOUT1
SDOUT3
SDOUT2
EEPIF
CLK
GPO0
CRC
GPO1
WDT
- 2 -
VCOM
EEST
LFLT
VREFH
CRC_E
MICIF
ANE_OUT
CLKO1E
SWG1
SDATA_DA
SEL_EEST
SELA2A
DAC
OUTEX2_N
OUTEX1_N
OUTLE_N
SWG0
Lch:ANE_OUT
SO
Rch:ALINE_OUT
ALINE_OUT
2
5
2
2
5
DEXT3_OUT
DEXT2_OUT
DEXT1_OUT
DLINE_OUT
STO
SCL/SCLK
I2CSEL
RQ_N/CAD1
SI/CAD0
SDA
SO
AVDD
BVSS
DVDD
DVSS
AVSS
RDY
EECK
EECS_N
EESO
TESTO1
EEST/RSTO_N
CLKO1
EESI
XTI
XTO
[AK7753]
2008/01