5
7.2 PARTS
7.2.1 IC
• The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.
List of IC
DSPA56371AF180, AK4628VQE, PD5957A, PE5403A
DSPA56371AF180 (DSP ASSY: IC801)
• DSP Microcomputer
Pin Function
No.
Pin Name
I/O
1
SDI1
I
−
2
GNDIO
−
3
VDDIO
4
SDO3
O
5
SDO2
O
6
SDO1
O
7
SDO0
O
−
8
VDDCO
9
PF8
O
−
10
PF6
11
PF7
O
−
12
GNDCO
13
PF2
O
14
PF3
O
15
PF4
O
16
PF5
O
−
17
VDDIO
18
PF1
O
19
PF0
O
−
20
GNDSP
21
PF9
O
22
SCAN
I
23
PF10
O
−
24
GNDIO
−
25
VDDIO
26
PB0
I
27
PB1
I
−
28
GNDCO
−
29
VDDCO
30
TDO
O
31
TDI
I
32
TCK
I
33
TMS
I
34
MOSI
I
35
MISO
O
36
SCK
I
37
SS
I
38
HREQ
O
−
39
VDDPA
−
40
GNDPA
−
41
VDDPP
−
42
GNDPP
−
43
GNDPD
−
44
VDDPD
45
EXTAL
I
5
6
Digital audio data (Front L/R)
Interface GND
Interface power supply (3.3V)
Digital audio data (Surround Back L/R)
Digital audio data (Center/Subwoofer)
Digital audio data (Surround L/R)
Digital audio data (Front L/R)
Core power supply (1.25V)
General-purpose port
General-purpose port: LOCK
General-purpose port
Core GND
General-purpose port
General-purpose port
General-purpose port
General-purpose port
Interface power supply (3.3V)
General-purpose port
General-purpose port
GND for S/PDIF
General-purpose port
Test pin
General-purpose port
Interface GND
Interface power supply (3.3V)
General-purpose port
General-purpose port
Core GND
Core power supply (1.25V)
JTAG data output
JTAG data input
JTAG test clock
JTAG mode select
Communication data input with the microcomputer
Communication data output with the microcomputer
Communication clock with the microcomputer
Communication chip select with the microcomputer
Communication request with the microcomputer
PLL power supply (3.3V)
PLL GND
PLL power supply (3.3V)
PLL GND
PLL GND
PLL power supply (1.25V)
External clock input
6
7
Pin Function
VSX-52TX
7
8
A
Active
B
C
D
H
L
E
L
H
F
133
8