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AV-S70/NX-SW70
QQ
3 7 63 1515 0
IC4 : YSS908-F
AC3Dav
No.
Name
I/O
1
PVDD
2
RAMCEN
O
3
RAMA16
O
4
RAMA15
O
5
SDIB0
6
SDIB1
7
SDIB2
8
XI
9
XO
O
10
PVSS
11
AVDD
12
TEST
13
TEST
14
TEST
15
OVFB
O
16
TEST
17
TEST
18
TEST
19
CPO
O
20
AVSS
21
VDD2
22
SDOA2
O
23
SDOA1
O
24
SDOA0
O
TE
L 13942296513
25
RAMA14
O
26
RAMA13
O
27
RAMA12
O
28
RAMA11
O
29
RAMA10
O
30
VSS
31
PVDD
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
VDD
42
RAMA9
O
43
RAMA8
O
44
RAMA7
O
45
SDOB2
O
46
SDOB1
O
47
SDOB0
O
48
SDBCK1
www
49
SDWCK1
50
VSS
51
VDD
52
AC3DATA
O
.
19
http://www.xiaoyu163.com
+5V power supply
External SRAM chip enable terminal
External SRAM address terminal 16
External SRAM address terminal 15
I
PCM input terminal 0 to Sub DSP
I
PCM input terminal 1 to Sub DSP
I
PCM input terminal 2 to Sub DSP
I
Crystal oscillator connecting terminal (12.288MHz )
Crystal oscillator connecting terminal
Ground terminal (for digital)
+3V power terminal (for analog)
Test terminal (unconnected)
Test terminal (unconnected)
Test terminal (unconnected)
Sub DSP overflow detect terminal
Test terminal (unconnected)
Test terminal (unconnected)
Test terminal (unconnected)
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
General purpose output terminal (L/R ch is shifted by +3dB at Dolby Pro Logic)
General purpose output terminal (N.C.)
General purpose output terminal (N.C.)
General purpose output terminal (N.C.)
General purpose output terminal (N.C.)
General purpose output terminal (N.C.)
General purpose output terminal (N.C.)
General purpose output terminal (N.C.)
Ground terminal (for internal circuit)
+3V power terminal
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
I
Bit clock input terminal for SDOA, SDIB, SDOB signals
I
Word clock input terminal for SDOA, SDIB, SDOB signals
Ground terminal
x
ao
y
+3V power terminal
AC-3 data output terminal, AC-3 bit stream data detect
i
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8
Function
Q Q
3
6 7
1 3
u163
.
2 9
9 4
2 8
1 5
0 5
8
2 9
9 4
m
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9 9
2 8
9 9
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