Read Sony CDX-R3300 / CDX-R3300S / CXS-R330GF Service Manual online
15
CDX-R3300/R3300S
Pin No.
Pin Name
I/O
Pin Description
50
CLTV
I
VCO1 control voltage input
51
FILO
O
Filter signal output for master PLL
52
FILI
I
Filter signal input for master PLL
53
PCO
O
Charge pump output for master PLL
54
AVDD5
—
Analog power supply pin
55
DDVROUT
O
DC/DC converter output
56
DDVRSEN
I
DC/DC converter output voltage monitor signal input
57
AVSS5
—
Analog ground pin
58
DDCR
I
Reset signal input for DC/DC converter
59
NC
—
Not used. (Open)
60
BCKI
I
D/A interface bit clock signal input
61
PCMDI
I
D/A interface serial data signal input
62
LRCKI
I
D/A interface LR clock signal input
63
LRCK
O
D/A interface LR clock signal output
64
VSS
—
Digital ground pin for internal
65
PCMD
O
D/A interface serial data signal output
66
BCK
O
D/A interface bit clock signal output
67
VDD
—
Digital power supply pin for internal
68
EMPH
O
Not used in this set. (Open)
69
EMPHI
I
Not used in this set. (Fixed at “L”.)
70
IOVDD2
—
Digital power supply pin for I/O
71
DOUT
O
Digital out signal output
72, 73
TEST
I
Test pin Normally “L”.
74
IOVSS2
—
Digital ground pin for I/O
75
NC
—
Not used in this set. (Open)
76
XVSS
—
Ground pin for master clock
77
XTAO
O
Crystal oscillation circuit output (16.9344 MHz)
78
XTAI
I
Crystal oscillation circuit input (16.9344 MHz)
79
XVDD
—
Power supply pin for master clock
80
AVDD1
—
Analog power supply pin
81
AOUT1
O
L channel analog signal output
82
VREFL
O
L channel reference voltage output
83
AVSS1
—
Analog ground pin
84
AVSS2
—
Analog ground pin
85
VREFR
O
R channel reference voltage output
86
AOUT2
O
R channel analog signal output
87
AVDD2
—
Analog power supply pin
88
NC
—
Not used. (Open)
89
IOVDD0
—
Digital power supply pin for I/O
90
RMUT
O
R channel “0” detection flug output
91
LMUT
O
L channel “0” detection flug output
92
NC
—
Not used. (Open)
93
XTSL
I
X’tal select signal input 16.9344 MHz: “L”, 33.8688 MHz: “H”
94
IOVSS0
—
Digital ground pin for I/O
95
XTACN
I
Oscillation circuit control input “H”: Oscillation start, “L”: Oscillation stop
96
SQSO
O
Sub 80 bit and PCM peak, level data signal output CD text data signal output
97
SQCK
I
Clock signal input for SQSO read out
98
SBSO
O
Sub P-W serial data signal output Not used in this set. (Open)
99
EXCK
I
Clock signal input for SBSO read out Not used in this set. (Open)
100
XRST
I
System reset signal input “L”: reset
101
SYSM
I
Mute signal input “H”: mute Not used in this set. (Fixed at “L”.)
102
DATA
I
Serial data signal input
103
VSS
—
Digital ground pin for internal
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