Parts - Pioneer 1014TX-K - THX Select A/V Receiver Service Manual

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