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IC DESCRIPTION -2/2 (CXD2589Q) -2/2
Pin No.
Pin Name
42
PCMDI
43
BCK
44
BCKI
45
VSS2
46
VDD2
47
XUGF
48
XPCK
49
GFS
50
C2PO
51
XTSL
52
C4M
53
DOUT
54
EMPH
55
EMPHI
56
WFCK
57
SCOR
58
SBSO
59
EXCX
60
VSS3
61
VDD3
62
SYSM
63
AVS11
64
AVD1
65
AOUT1
66
AIN1
67
LOUT1
68
AVSI2
69
XVDD
70
XTAI
71
XTAO
72
XVSS
73
AVS22
74
LOUT2
75
AIN2
76
AOUT2
77
AVD2
78
AVS21
79
XRST
80
VDD0
I/O
I
D/A interface serial data input (2's COMP, MSB first)
O
D/A interface bit clock output
I
D/A interface bit clock input
–
Ground of digital circuits
–
Power supply (+5V)
O
WUGF output. MNT1 or RFCK is output when switched by command. (Not used)
O
XPCK output. MNT0 is output when switched by command. (Not used)
O
GFS output. MNT3 or XROF is output when switched by command. (Not used)
O
C2PO output. GTOP is output when switched by command. (Not used)
Crystal select input. "L" when 16.9344MHz crystal is used; "H" when 33.8688MHz crystal is
I
used.
O
4.2336MHz output. 1/4 of VCKI circumference is output when CAV-W mode drives (Not used)
O
Digital output
Outputs "H" when disc to be played is applied with emphasis; "L" when disc is not applied with
O
emphasis.
I
Inputs "H" when demphasis is ON; "L" when demphasis is OFF.
O
WFCK output. (Not used)
O
Outputs "H" when Sub-code sync S0 or S1 is detected. (Not used)
O
SubP- W serial output. (Not used)
I
Clock input for SBSO read out. (Connect to ground)
–
Ground of digital circuits
–
Power supply (+5V)
I
Muting input. Muted at "H". (Connect to analog ground)
–
Analog GND.
–
Analog power supply (+5V)
O
Lch analog output
I
Lch OP amp input
O
Lch LINE output
–
Analog ground
–
Power supply of master clock
I
Crystal oscillator input. External master clock is input to this pin.
O
Crystal oscillator output.
–
Ground of master clock
–
Ground of analog circuits
O
Rch LINE output
I
Rch OP amp input
O
Rch analog output
–
Analog power supply (+5V)
–
Analog GND.
I
System reset. Reset at "L".
–
Power supply (+5V)
Description
-48-
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