1
No.
Pin Name
46
PIINT
A
47
RESET
48
MODO
49
MODC
50
MODB
51
MODA
52
VDDCO
53
GNDCO
54
MUTE
55
PE10
56
PE9
57
PE8
B
58
SDI1_1
59
SDI0_1
60
FST_1
61
PE1
62
SCKT_1
63
PE0
64
VDDIO
65
GNDIO
66
PE5
67
PE2
C
68
GNDCO
69
PD1
70
PD0
71
VDDCO
72
PC2
73
HCKT
74
GNDIO
75
VDDIO
76
SCKR
77
SCKT
78
FSR
D
79
FST
80
SDIO
E
F
134
1
2
I/O
I
PLL initial pin
I
Reset
I
Mode select D
I
Mode select C
I
Mode select B
I
Mode select A
−
Core power supply (1.25V)
−
Core GND
O
DSP MUTE output
O
General-purpose port
O
General-purpose port
O
General-purpose port
I
Digital audio data (Center/Subwoofer)
I
Digital audio data (Ancillary data)
I
Digital audio LR clock
I
General-purpose port: External serial ROM data input
I
Digital audio bit clock
O
General-purpose port: Exterenal serial ROM chip select
−
Interface power supply (3.3V)
−
Interface GND
O
General-purpose port: Exterenal serial ROM clock
O
General-purpose port: Exterenal serial ROM data output
−
Core GND
O
General-purpose port: DSP master/slave switch or 96DTS
O
General-purpose port: BUSY
−
Core power supply (1.25V)
O
General-purpose port
I
Digital audio master clock
−
Interface GND
−
Interface power supply (3.3V)
I
Digital audio Bit clock
I/O
Digital audio Bit clock
I
Digital audio Bit clock
I/O
Digital audio Bit clock
I
Digital audio data (Surround L/R)
2
3
Pin Function
VSX-52TX
3
4
Active
L
L
L
H
H
4