User Guide
I
EIN.AOOOF
CXD2500AQ
Terminal Function
Terminal
No.
Symbol
vo
Terminal Function
1 FOK
I
lnput terminal
lor
OK
focussing. Use lor
Servo-autosequencer.
2
FSW z.o
Output to shifl
time constant of output
filterlor
spindle
motor.
a
MON o
1,0 OrVOFF
control output lor spindle
molor
4 MOP
1,2,o Servo
control
for
spindle
motor.
MDS
o 1.2.o
Servo control
tor
soindle
motor.
o LOCK 1.0
Sampling
GFS by 460 Hz and
if
it
is
"H",
delivers
"H"
;if
it is continuously
"L"
8
times, delivers
"L'.
7
NC
8
vcoo o
ln
Osdllation
current output for analog EFM
PLL.
I
vcol
Oscillation cunent
output for analog EFM
PLL. J LOCK=8.936MH2.
10
tESl
TEST output.
Normally
GND.
PDO o
1,2.0 Charge
pump
ouFut for analog EFM
PLL.
2
Vss
GND.
J NC
4
NC
q
NC
o VPCO o
1.2.0 Charge
pump
output for variable
pitch
PLL.
7 VCKI
Clock
inout from
external
VCO for
variable
oitch.
fc center=16.9344MH2.
18 FILO o
Analog
Filter
output
tor master PLL.
(slave=digital
PLL)
10
FILI
Filter
input for master
PLL.
20 PCO o
1.2.O Charge
pump
output for master
PLL.
21
AVss
Analog
GND.
22 CLTV
Control
voltage input for master
VCO.
23 AVoo
Analog
power
supply
(+5V).
24
RF
EFM signal
input.
25 BIAS
Constant-currenl
inout
for Asvmmetrv circuit.
26
ASYI
Comparate
voltage input for
Asymmetry
27 ASYO
1,0
Full
swing output
tor EFM.
(L=Vss,
H=VDD).
28 ASYE
L: Asymmetry circuit
-+
OFF.
H: Asymmetry cirquit
-+
ON.
ZJ NC
30 PSSL
Input
to shift
output
mode
of audio
data. Serial output at L;
parallel
output at
H.
al
WDCK
1,0 D/A
Interface tor 48 bit slot.
Word-clock l=2 Fs.
32 LFCK
1,0
D/A lnterface
for 48
bit
slot. LR-clock l=
Fs
33
Voo
Power supply
(
+5V
)
34
DA16
1,0
At PSSL=1 tor DA16
(MBS)
ouFut; PSSL=o
for
serial data of
48 bit slot.
(2S'COMP,
MSB first).
JJ DA15
U 1,0 At
PSSL=1 for DA15 output:
PSSL=o tor bit clock of 48 bit slot.
JO
oA14
o
,0
At
PSSL=1 tor DA14 output:
PSSL=o for
serial
data of 64 bit slot.
(2s'COMP,
LSB first).
aa
DA13
,0
At PSSL=1 for DA13 output;
PSSL=o for bit clock of 64 bit slot.
2a
DA12
,0
At
PSSL=I for DAl2 outout:
PSSL=0 for LR clock of il bit slot.
JY DA11
,0
At
PSSL=1 tor DAI 1 output;
PSSL=o lor
GTOP
output.
40 DAlO
o
,0
At PSSL=1 for DAl 0 output:
PSSL=0 for XUGF output.
41
DAO9
o
,0
At PSSL=1
for DA09 output: PSSL=0
for XPLCK
output.
42 DAOS
At PSSL=I
for DA08 output;
PSSL=o for
GFS output.
43 DAOT o
,0
At PSSL=I for DA07 outpul;
PSSL=o
for
RFCK output.
44 DAO6 1,0
At PSSL=I for
DAo6 output; PSSL=o
for
C2PO output.
45 DAO5 o
1,0
At PSSL=1 for DA05 output;
PSSL=o lor XRAOF output.
46 DA04
1,0
At PSSL=1 for DA04
output; PSSL=o for MNT3 output.
47 DAO3 o
'I,0
At PSSL=1 for DA03 output:
PSSL=o tor MNT2 output.
48
DAO2 o 1,0
At PSSL=1
tor
DA02 outDut:
PSSL-O lor MNTI output.
49 oA01
o 1,0
At PSSL=I for DA01 outputt
PSSL=o for MNTo output.
50 APTR
1,0 Control outDut
for
aDerture
@moensation. In
H for R.ch.
51
APTL
o
1,0
control output
for aperture compensation.
ln H tor L-ch.
28