Parts - Pioneer VSX-45TX 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
PDSPC56367PV150, PD5770A8, PD5771A, BU4094BCF, PCM2902EG
DSPC56367PV150 (DSP ASSY: IC301)
• DSP Microcomputer
Pin Function
No. Pin Name I/O
1 SCK1 I
2 SS I
3 HREQ O
4 SDO0 O
5 SDO1 O
6 SDO2 O
7 SDO3 O
−
8 VCCS
−
9 GNDS
10 SDI1 I
11 SDI0 I
12 FST O
13 FSR I
14 SCKT O
15 SCKR I
16 HCKT I
17 HCKR I
−
18 VCCQL
−
19 GNDQ
−
20 VCCQH
21 HDS I
22 HRW I
23 HACK I
24 HOREQ O
−
25 VCCS
−
26 GNDS
27 ADO O
28 ACI I
29 TIO0 I
30 HCS I
31 HA9 O
32 HA8 O
33 HAS O
34 HAD7 O
35 HAD6 O
36 HAD5 O
37 HAD4 O
−
38 VCCH
−
39 GNDH
40 HAD3 O
41 HAD2 O
42 HAD1 O
43 HAD0 O
44 RESET I
−
45 VCCP
46 PCAP I
−
47 GNDP
48 SDI0_1 I
5
6
Microcomputer communication clock
Microcomputer communication chip select
Microcomputer communication request
Digital audio data (Front L/R)
Digital audio data (Surround L/R)
Digital audio data (Center/Subwoofer)
Digital audio data (Front L/R)
Interface power supply (3.3V)
Interface GND
Digital audio data (Front L/R)
Digital audio data (Surround L/R)
Digital audio LR clock
Digital audio LR clock
Digital audio Bit clock
Digital audio Bit clock
Digital audio master clock
Digital audio master clock
Quiet core power supply (1.8V)
Quiet GND
Quiet external power supply (3.3V)
Host data strobe
Host write data
Host acknowledge
Host request
Interface power supply (3.3V)
Interface GND
Digital audio data output
Digital audio master clock input
Timer input
Host chip select
General-purpose port
DSP master switch
General-purpose port
General-purpose port
General-purpose port
General-purpose port
General-purpose port
Host power supply (3.3V)
Host GND
General-purpose port
General-purpose port
General-purpose port
General-purpose port
Reset
PLL power supply (1.8V)
PLL capacitor connection pin
PLL GND
Digital audio data (Surroundback L/R)
6
7
Function
VSX-45TX
7
8
A
B
C
D
E
F
127
8