AK7780 查看數據表（PDF） - Asahi Kasei Microdevices

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AK7780

24bit 5ch ADC & SRC + Audio DSP

Asahi Kasei Microdevices 

[AK7780]

CP0,CP1

DP0

DP1

CRAM

2048w×16bit

1024w×28bit 1024w×28bit

DRAM

CBUS(16bit)

DBUS(28bit)

DLP0,DLP1

DLRAM

6kw×28bit (Default)

OFRAM

64w×13bit

MPX16

MPX24

X

Y

Multiply

16bit×24bit→40bit

40bit

28bit

44bit

MUL DBUS

SHIFT

44bit

A

B

ALU

44bit

Overflow Margin: 4bit

44bit

DR0~3

44bit

Over Flow Data

Generator

Micon I/F

Control

Serial I/F

DEC

PRAM

2048w × 36bit

PC

Stack : 5level(max)

TMP 8×28bit

PTMP(LIFO) 6×28bit

2×24bit

2×24/20/16bit

2×24/20/16bit

2×24/20/16bit

2×24/20/16bit

2×24/20/16bit

2×24bit

2×24/16bit

2×24/16bit

2×24/16bit

2×24bit

2×24bit

SDIN6

SDIN5

SDIN4

SDIN3

SDIN2

SDIN1

SDOUT6

SDOUT5

SDOUT4

SDOUT3

SDOUT2

SDOUT1

Division 24÷24→24 Peak Detector

Figure 2. DSP Block Diagram

MS0581-E-00-PB

-4-

2007/09

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