ak7780 AKM Semiconductor, Inc., ak7780 Datasheet - Page 4

• Manufacturer Part Number: ak7780
• Description: 24bit 5ch Adc & Src + Audio Dsp
• Manufacturer: AKM Semiconductor, Inc.

MS0581-E-00-PB
2048w×16bit
CP0,CP1
CRAM
Division 24÷24→24
MPX16
44bit
16bit×24bit→40bit
Overflow Margin: 4bit
X
A
CBUS(16bit)
Multiply
DBUS(28bit)
40bit
DR0~3
44bit
ALU
Over Flow Data
1024w
44bit
MUL
Generator
MPX24
DP0
×
28bit
Y
B
44bit
SHIFT
Peak Detector
44bit
DRAM
DBUS
1024w
Figure 2. DSP Block Diagram
28bit
DP1
×
28bit
- 4 -
TMP ×28bi
6kw×28bit (Default)
PTMP(LIFO) 6×2
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
DEC
DLP0,DLP1
8
DLRAM
Stack : 5level(max)
2048w × 36bit
t
Micon I/F
Control
PRAM
PC
8bi
SDIN6
SDOUT3
SDIN5
SDIN4
SDIN3
SDIN2
SDIN1
SDOUT5
SDOUT4
SDOUT2
SDOUT1
SDOUT6
t
64w×13bit
OFRAM
Serial I/F
2007/09
[AK7780]