AK7746 Datasheet, PDF (2/62 Pages) Asahi Kasei Microsystems – Audio DSP with 5-channel 24-bit ADC and Input Mux

[ASAHI KASEI]
3. Block diagram
[AK7746]
SDIN4/JX2
SDIN3/JX1
SDIN2
SDIN1/JX0
4 2222222
ADCM
ADC1
ADC2
SWQM1
SWQM2
OUTA2E N
OUTA1E_N
SWAD1 N
SWSDIN4 N
SWADM3_N
SWSDIN3 N
SWSDIN2 N
SWADM2_N
SWSDIN1
SDIN5
SDIN4
SDIN3
SDIN2
SDIN1
SWQMD
SDOUT4
OUT4E_N
SDOUT3
OUT3E_N
SDOUT2
OUT2E_N
SDOUT1
OUT1E_N
JX0_E
JX1_E
JX2_E
JX0
JX1
JX2
DSP
CS
RQ
SCLK
SI
SO
RDY
DRDY
pull down
Hi-z
@ RQ ="H"
ctrl reg sw
VREF
2 AVDD
VREFH
VCOM
VREFL
2 AVSS
SDOUTA2
SDOUTA1
SWQ4
SWQ3
SWQ2
SWQ1
SDOUT4
SDOUT3
SDOUT2
SDOUT1
CS
RQ
SCLK
SI
SO
RDY
DRDY
INIT_RESET
S_RESET
TESTI
CKS1
CKS0
CONTROLLER
PLL&DIVIDER
CLKOE_N
XTI
XTO
CLKO
BVSS
3 DVDD
3 DVSS
This block diagram is a simplified illustration of the AK7746; it is not a circuit diagram.
Ctrl reg SW describes default setting.
[MS0369-E00]
-2-
2004/12