AK7740ET Просмотр технического описания (PDF) - Asahi Kasei Microdevices

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AK7740ET

24bit 2ch ADC + 24bit 4ch DAC with Audio DSP

Asahi Kasei Microdevices 

[ASAHI KASEI]

[AK7740ET]

3. Block diagram

LRCLK BITCLK CLKOUT XTI XTO SMODE

SDOUTA

OUTAE

LRCLK BITCLK CLKOUT XTI XTO SMODE INIT_RESET

CONTROLLER

S_RESET

SDINA

SDIN

RQ

SI

SO

SCLK

RDY

DRDY

JX

SW3

RQ

SI

SO

SCLK

RDY

DRDY

JX

DSP

SDINA

SDIN

ISEL[2:0]

SDOUTD1

SDOUTD2

SDOUT

ADC AINL-

AINL+

SW0

SDATA

AINR-

AINR+

SW2

VREF

SDATA DAC1 AOUTL

AOUTR

SW2

SDATA DAC2 AOUTL

AOUTR

SW1

72kbit DLRAM

* SW1,SW2,SW3,ISEL[2:0],

OUTAE control register

Note) A

B

C

Q When C is “L”(0) then A connects with Q.

INIT_RESET

S_RESET

AINL-

AINL+

AINL1

AINL2

AINL3

AINL4

AINR-

AINR+

AINR1

AINR2

AINR3

AINR4

VREFH

VCOM

AOUTL1

AOUTR1

AOUTL2

AOUTR2

SDOUT

This block diagram is a simplified illustration of the AK7740; it is not a circuit diagram.

<Pre-E-01>

-2-

2006/10

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