AK5371VQ 데이터 시트보기 (PDF) - Asahi Kasei Microdevices

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AK5371VQ

2ch A/D Converter with USB I/F

Asahi Kasei Microdevices 

ASAHI KASEI

[AK5371]

Block Diagram

BGND

MICBIAS

MICR

20dB

-

+

AMPR1O

AMPR2I

MICL

20dB

-

+

AMPL1O

AMPL2I

BIASSEL VA VREF VCOM AGND VD DGND SUSN

VREF

Common Voltage

Config/String

ROM

Mute

&

Volume

control

Audio Class

Decoder

Audio Class

Encoder

EndPoint0

OUT_FIFO

EndPoint0

IN_FIFO

-

+

16bit

ADC

EndPoint1

IN_FIFO

CS

SK

EEPROM

Control

Serial

Interface

Engine

SystemCLK

-

adCLK

+

PLL

USB

Transceiver

EPAO

microwire

EEPROM

(1K bit)

EPDI

EPEN

EPSEL

Testmode1,2,3

TEST

DP

DN

AMPL2O

AMPR2O

LFLT1

XTLIN

XTLOUT RSTN

LFLT2

CRYSTAL

Ordering Guide

AK5371VQ

AKD5371

0 ∼ +70 °C

48pin LQFP (0.5mm pitch)

Evaluation Board

Pin Layout

VD

DGND

BGND

NC

TESTMODE3

XTALOUT

XTALIN

TESTMODE2

LFLT1

LFLT2

BIASSEL

NC

45

1

5

10

15

40

20

NC

35

EPAO

SK

CS

TEST

NC

30

TESTMODE1

NC

VREF

AGND

VA

25

NC

MS0103-E-00

MS0103-E-00

2

2001/06

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