AK7754 Ver la hoja de datos (PDF) - Asahi Kasei Microdevices

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componentes Descripción

Fabricante

AK7754

Audio DSP with Stereo CODEC + MIC/HP-AMP

Asahi Kasei Microdevices 

■ DSP Block Diagram

CP0,CP1

DP0,DP1

CRAM

2048w x 16-Bit

DRAM

512w x 24-Bit

512w x 24-Bit

CBUS(16-Bit)

DBUS(24-Bit)

MPX16

MPX20

X

Y

Multiply

16 x 20 → 36-Bit

36-Bit

24-Bit

40-Bit

MUL DBUS

SHIFT

40-Bit

A

B

ALU

40-Bit

Overflow Margin: 4-Bit

40-Bit

DR0 ∼ 3

40-Bit

Over Flow Data

Generator

Division 20÷20→20 Peak Detector

[AK7754]

DLP0,DLP1

DLRAM

3072w x 24-Bit

2048w x 12-Bit

OFREG

32w x 12-Bit

Micon I/F

Control

Serial I/F

DEC

PRAM

2048w x 36-Bit

PC

Stack: 5level(max)

TMP 12 x 24-Bit

PTMP(LIFO) 6 x 24-Bit

2 x 24,16-Bit DIN3 (ADC)

2 x 24,20,16-Bit DIN2 (SRC)

2 x 24,20,16-Bit DIN1

2 x 24,20,16-Bit

2 x 24,20,16-Bit

2 x 24,20,16-Bit

DOUT3 (DAC)

DOUT2

DOUT1

MS1138-E-01-PB

-4-

2012/03

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