AK7744VT Datasheet, PDF (2/50 Pages) Asahi Kasei Microsystems – 24bit 3ch ADC + 24bit 4ch DAC with Audio DSP

[ASAHI KASEI]
[AK7744]
3. Block diagram
TEST LRCLK BITCLK CLKOUT XTI XTO SMODE
SDOUTA2
SDOUTA1
SDINA2
SDINA1
RQ
SI
SO
SCLK
RDY
DRDY
JX
SDIN
O UTE
O UTE
TEST LRCLK BITCLK CLKOUT XTI XTO SMODE _{INIT_RESET}
CONTROLLER
S_RESET
ADC1 AINL-
AINL+
RQ
SI
SO
SCLK
RDY
DRDY
JX
SDINA1
DSP
ISEL1[2:0]
SDINA2
ISEL2
SWA1
SWA2
SDIN
SDOUTD1
SDOUTD2
SDOUT
AINR-
SDATA1
AINR+
ADC2 _AIN-
SDATA2 ^AIN+
SWD1
SWD2
VREF
AOUTL+
SDATA
DAC1
AOUTL-
AOUTR+
AOUTR-
AOUTL+
SDATA
DAC2
AOUTL-
AOUTR+
AOUTR-
24kbit DLRAM
OUTE
A
Note) _B
Q
C ^{When Q is L (0), then A connects with C.}
* SWA1,SWA2,SWD1,SWD2,ISEL1[2:0],ISEL2
OUTE [Control register]
OUTE
INIT_RESET
S_RESET
AINL-
AINL+
AINL1
AINL2
AINL3
AINL4
AINL5
AINR-
AINR+
AINR1
AINR2
AINR3
AINR4
AINR5
A2IN-
A2IN+
A2IN1
VCOM
VREFH
AOUTL1+
AOUTL1-
AOUTR1+
AOUTR1-
AOUTL2+
AOUTL2-
AOUTR2+
AOUTR2-
SDOUT
SDOUTD1
SDOUTD2
This block diagram is a simplified illustration of the AK7744; it is not a circuit diagram.
<MS0167-E-00>
-2-
2002/10