Yamaha RX-V10MK II Service Manual page 22

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IC703 : YSS203B-F
Digital Dolby Pro Logic Decoder
No. Name
I/O
1 CD
Its
2 TSBWD
Ic
3 TI/O
Ic
4 AVDD
A–
5 RL
AO
6 FL
AO
7 CHL
A–
8 LINS
AI
9 RINS
AI
10 CHR
A–
11 FR
AO
12 RR
AO
CV
13 AO
AGND
14 A–
AGND
15 A–
VREF
16 AI
LINM
17 AI
RINM
18 AI
VOLM
19 AO
20 VOLP
AO
TE
L 13942296513
21 VOCM AO
22 VOCP AO
23 VORM
AO
24 VORP
AO
25 VVDD
A–
26 DVDD
–
27 D7
I/Ot
28 D6
I/Ot
29 D5
I/Ot
30 D4
I/Ot
31 D3
I/Ot
32 D2
I/Ot
Note : Letters used in the above I/O column represent as follows.
I: Input terminal
C: CMOS level
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Function
Serial data of parameter data input
LSI test, Normally DVDD
+5V power supply (D/A, A/D)
RL channel D/A output
FL channel D/A output
LINS input, sample/hold Capacitor
L channel A/D input
R channel A/D input
RINS input, sample/hold Capacitor
FR channel D/A output
RR channel D/A output
A/D, multiplying DAC center Voltage
Ground (D/A, A/D)
Ground (Multiplying DAC)
Multiplying DAC reference Voltage
L channel Multiplying DAC input
R channel Multiplying DAC input
L channel OP-Amp (–)
L channel OP-Amp (+)
C channel OP-Amp (–)
C channel OP-Amp (+)
R channel OP-Amp (–)
R channel OP-Amp (+)
+5V power supply (Multiplying DAC)
+5V power supply (Digital)
External PS-RAM data
External PS-RAM data
External PS-RAM data
External PS-RAM data
External PS-RAM data
External PS-RAM data
O: Output terminal t: TTL level
S: Schmidt input A: Analog terminal
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No. Name
I/O
64 WCK Its
63 BCK Its
62 /CSS
O
61 LRS
O
60 /TC
Its
59 SYNCO
O
58 DVDD
–
57 SYNCI
It
56 XI
I
55 XO
O
54 /CE
O
53 A10
O
52 /OE
O
51 A11
O
50 A9
O
49 A8
O
A13
48 O
/WE
47 O
46 A14
O
A12
45 O
Q Q
3 6 7 1 3 1 5
A7
44 O
A6
43 O
A5
42 O
41 DGND –
40 DGND –
39 A4 O
38 A3
O
37 A2
O
36 A1
O
35 A0
O
34 D0
I/Ot
33 D1
I/Ot
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Function
Word clock for parameter data input
Bit clock for parameter data input
Nomally unconnected
Nomally unconnected
Initial clear (
Power ON resetting is necessory
Test for SYNC, nomally DVDD
+5V power supply (Digital)
Test for SYNC, nomally unconnected
Crystal oscillator
Crystal oscillator
External PS-RAM chip enable
External PS-RAM address
External PS-RAM output enable
External PS-RAM address
External PS-RAM address
External PS-RAM address
External PS-RAM address
External PS-RAM write enable
External PS-RAM address
External PS-RAM address
0 5 8 2 9 9 4 2 8
External PS-RAM address
External PS-RAM address
External PS-RAM address
Ground (Digital)
Ground (Digital)
External PS-RAM address
External PS-RAM address
External PS-RAM address
External PS-RAM address
External PS-RAM address
External PS-RAM data
External PS-RAM data
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