ak7742 ETC-unknow, ak7742 Datasheet - Page 3

• Manufacturer Part Number: ak7742
• Description: 24bit 2ch Adc + 24bit 4ch Dac With Audio Dsp
• Manufacturer: ETC-unknow

Rev.0.5b_PB
Division 20÷20→20
CP0, CP1
1536W x 16-Bit
MPX16
40-Bit
CRAM
Overflow Margin: 4-Bit
X
16 x 20 → 36-Bit
A
CBUS(16-Bit)
Multiply
DBUS(24-Bit)
36-Bit
DR0 ∼ 3
40-Bit
ALU
Over Flow Data
40-Bit
Generator
MUL
Peak Detector
MPX20
Y
SHIFT
B
40-Bit
1536W x 24-Bit
40-Bit
DP0, DP1
DRAM
DBUS
24-Bit
Figure 2. AK7742 DSP Block
-
3
-
TMP 8 x 24-Bit
PTMP(LIFO) 6 x 24-Bit
2 x 24,16-Bit
2 x 24,20,16-Bit
2 x 24,20,16-Bit DIN1
2 x 24,16-Bit
2 x 24,16-Bit
2 x 24,20,16-Bit
2 x 24,20,16-Bit
2 x 24,20,16-Bit
DEC
3072W x 24-Bit
DLP0, DLP1
DLRAM
Stack : 5level(max)
Micon I/F
1536w x 36-Bit
Control
PC
PRAM
DIN3 (ADC)
DIN2
DOUT5 (DAC2)
DOUT4 (DAC1)
DOUT3
DOUT2
DOUT1
64W x 13-Bit
OFREG
Serial I/F
[AK7742]
2008/08