Yamaha VS-10 Service Manual page 25

IC4 : YSS918D-F
AC3D2av
No. Name I/O
1 VDD
2 RAMCEN O
3 RAMA16 O
4 RAMA15 O
5 SDIB0 Itp
6 SDIB1 Itp
7 SDIB2 Itp
8 XI Ic
9 XO O
10 VSS
11 AVDD
12 SDIB3 Itp
13 TEST
14 TEST
15 OVFB O
16 DTSDATA O
17 AC3DATA O
18 SDOB3 O
19 CPO A
20 AVSS
21 VDD2
22 SDOA2 O
23 SDOA1 O
24 SDOA0 O
25 RAMA14 O
26 RAMA13 O
27 RAMA12 O
28 RAMA11 O
29 RAMA10 O
30 VSS
31 VDD1
32 OPORT0 O
33 OPORT1 O
34 OPORT2 O
35 OPORT3 O
36 OPORT4 O
37 OPORT5 O
38 OPORT6 O
39 OPORT7 O
40 VSS
41 VDD2
42 RAMA9 O
43 RAMA8 O
44 RAMA7 O
45 SDOB2 O
46 SDOB1 O
47 SDOB0 O
48 SDBCK1 Itp
49 SDWCK1 Itp
50 VSS
51 VDD2
52 NONPCM O
+5V power supply (for terminal section)
External SRAM chip enable terminal
External SRAM address terminal 16
External SRAM address terminal 15
PCM input terminal 0 to Sub DSP
PCM input terminal 1 to Sub DSP
PCM input terminal 2 to Sub DSP
Crystal oscillator connecting terminal (12.288MHz )
Crystal oscillator connecting terminal
Ground terminal (for terminal section)
+3.3V power terminal (for PLL circuit)
PCM input terminal 3 to Sub DSP
Test terminal (unconnected)
Test terminal (unconnected)
Sub DSP overflow detect terminal
DTS data detect terminal
AC-3 data detect terminal
PCM output terminal from Sub DSP
PLL output terminal (connected to external analog filter circuit)
Ground terminal (for PLL circuit)
+3.3V power terminal (for internal circuit)
PCM output terminal from Main DSP (C/LFE output at AC-3/DTS, C/S output at Pro Logic)
PCM output terminal from Main DSP (LS/RS output at AC-3/DTS, Lt/Rt output at Pro Logic)
PCM output terminal from Main DSP (L/R output at both AC-3/DTS and Pro Logic)
External SRAM address terminal 14
External SRAM address terminal 13
External SRAM address terminal 12
External SRAM address terminal 11
External SRAM address terminal 10
Ground terminal (for internal circuit)
+5V power terminal (for terminal section)
General purpose output terminal (ISL0 : DIGITAL INPUT SEL)
General purpose output terminal (ISL1 : DIGITAL INPUT SEL)
General purpose output terminal (ISL2 : DIGITAL INPUT SEL)
General purpose output terminal (RFSL : LD RF INPUT SEL)
General purpose output terminal (RSL0 : DIGITAL REC OUT SEL)
General purpose output terminal (RSL1 : DIGITAL REC OUT SEL)
General purpose output terminal (RSL2 : DIGITAL REC OUT SEL)
General purpose output terminal (ADSL : AD INPUT SEL)
Ground terminal (for internal circuit)
+3.3V power terminal (for internal circuit)
External SRAM address terminal 9
External SRAM address terminal 8
External SRAM address terminal 7
PCM output terminal from Sub DSP
PCM output terminal from Sub DSP
PCM output terminal from Sub DSP
Bit clock input terminal for SDOA, SDIB, SDOB signals
Word clock input terminal for SDOA, SDIB, SDOB signals
Ground terminal (for terminal section)
+3.3V power terminal (for internal circuit)
Non-PCM data detect terminal
Function
VS-10/NX-SW10
24