AK7746 Datasheet, PDF (3/62 Pages) Asahi Kasei Microsystems – Audio DSP with 5-channel 24-bit ADC and Input Mux

[ASAHI KASEI]
‹ AK7746 DSP Block diagram
CP0,CP1
DP0,DP1
CRAM
1024w × 16bit
DRAM
256w × 24bit
CBUS(16bit)
DBUS(24bit)
[AK7746]
DP0,DP1
DLRA
6kw × 12bit or 3kw × 24bit
4kw × 12bit & 1kw × 24bit
CMP(Compress & Expand)
OFRAM
48w × 13bit
MPX16
MPX24
X
Y
Multiply
16bit × 24bit Æ40bit
40bit
24bit
34bit
MU
DBUS
SHIF
34bit
A
B
AL
34bit
Overflow Margin: 4bit
DR0 ∼ 3
24bit
Over Flow Data
Generator
Division
24÷24→24or16
Peak Detector
Micon I/F
Control
Serial I/F
DEC
PRAM
768w × 32bit
PC
Stack : 1level
TMP 8 × 24bit
PTMP(LIFO) 6 × 24bit
2 × 24/bit
2 × 24/20/16bit
2 × 24/20/16bit
2 × 24/20/16bit
2 × 24/20/16bit
2 × 24bit
2 × 24bit
2 × 24bit
2 × 24bit
SDIN5
SDIN4
SDIN3
SDIN2
SDIN1
SDOUT4
SDOUT3
SDOUT2
SDOUT1
[MS0369-E00]
-3-
2004/12