77
VDA1
MICI
LPFO1
VRA1
AIL
LPFO2
VRA2
AIR
LPFO3
GNDA1
LI
LZ
GNDA2
AOL, AOR
VR2
VDA2
RZ
RI
VDX
XI
XO
GNDX
VDD1, VDD2
CKS
MCK2
MCK1
SDO
IFS
IFL
EMP
EXTO
___________
TEST
VDL
GNDL
—
I
O
—
I
O
—
I
O
—
I
O
—
O
—
—
O
I
—
I
O
—
—
I
O
O
O
O
O
I
I
I
—
I
I
I
I
I
O
I
—
—
ADC power supply.
Input to MIC input low-pass filter.
Output from MIC input low-pass filter.
ADC reference voltage.
Input to LINE input L-ch low-pass filter.
Output from LINE input L-ch low-pass filter.
ADC reference power supply.
Input to LINE input R-ch low-pass filter.
Output from LINE input R-ch low-pass filter.
ADC ground.
Input to L-ch analog adder. (Open when not used.)
Zero is detected when L-ch digital is input.
DAC ground.
DAC output L-ch. DAC output R-ch.
DAC reference voltage.
DAC power supply.
Zero is detected when R-ch digital is input.
Input to R-ch analog adder. (Open when not used.)
Oscillator block power supply.
Terminal where external oscillator is connected. (Any of 256, 384, 5 12 or 768 fs).
Terminal where external oscillator is connected.
Oscillator ground.
Digital power supply.
Master clock selection. (H: 256/384 fs, L: 512/768 fs).
Oscillator clock divided-by-2 output.
Oscillator clock output.
Digital audio data output.
Bit clock output.
Channel clock output.
Digital audio data input.
Bit clock input.
Channel clock input.
Digital ground.
Reset. (Reset at L).
Microprocessor I/F data input.
Microprocessor I/F data shift clock input.
Microprocessor I/F latch pulse input.
De-emphasis setting. (De-emphasis filter ON at H).
Expansion output terminal.
Test mode setting. (Fixed to normally H).
Digital power supply for DRAM.
Digital ground for DRAM.
IC, TC9409BF
Pin No.
Pin Name
I/O
Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14, 16
15
17
18
19
20
21
22
23
24, 42
25
26
27
28
37
38
39
40
41
43
44
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
