Advertisement
2. KARAOKE IC/DAC IC 201 (TC9409 BF)
Pin description
Pin No.
Terminal Name
1
VDA1
2
MICI
3
LPFO1
4
VRA1
5
AIL
6
LPFO2
7
VRA2
8
AIR
9
LPFO3
10
GNDA1
11
LI
12
LZ
13
GNDA2
14
AOL
15
VR2
16
AOR
17
VDA2
18
RZ
19
RI
20
VDX
21
XI
22
XO
23
GNDX
24, 25
VDD1, CKS
26
MCK2
27
MCK1
28~30
SDO/BCKO/LRCKO
31
SDI
32
BCKI
33
LRCKI
34
GNDD
35
RESET
36
IFD
37
IFS
38
IFL
39
EMP
40
EXTO
41~43
TEST/VDD2/VDL
44
GNDL
CIRCUIT DESCRIPTION
I/O
–
ADC power supply
I
LPF input for Mic input
O
LPF output for Mic input
–
ADC reference voltage
I
Line input (Lch)
O
Not used
–
ADC reference voltage
I
Line input (Rch)
O
Not used
–
ADC ground
I
Lch analog add input
O
Not used
–
DAC ground
O
DAC output (Lch)
–
DAC reference voltage
O
DAC out put (Rch)
–
DAC power SUPPLY
O
Not used
I
Rch analog add input
–
X-TAL power supply
I
X-TAL in (16.9344 MHz)
O
X-TAL out
–
Ground
–
Digital power supply
O
Not used
O
Clock output
–
Not used
I
Digital audio data input
–
Bit clock input
–
Channel clock input
–
Digital ground
I
Reset
I
U-com I/F data input
I
U-com I/F data shift clock input
I
U-com I/F latch pulse input
I
DE-emphasis setting (H = DE-emphasis filter on)
O
Not used
–
Digital power supply
–
Digital ground for DRAM
D-W320V
Function
5
Advertisement
