CXD3018Q/R
Pin No.
CXD CXD
3018R 3018Q
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
Symbol
SSTP
FSTO
FSTI
SFDR
SRDR
TFDR
TRDR
FFDR
FRDR
V
SS
V
SS
TEST
TES1
XTSL
VC
FE
SE
NC
TE
CE
RFDC
ADIO
AV
SS
0
IGEN
AV
DD
0
ASYO
ASYI
BIAS
RFAC
AV
SS
3
CLTV
FILO
FILI
PCO
I
I
I
O
—
I
—
O
I
I
I
—
I
O
I
O
I/O
I
O
I
O
O
O
O
O
O
—
—
I
I
I
I
I
I
Output
values
Description
Disc innermost track detection signal input.
1, 0
2/3 frequency division output for XTAI pin.
2/3 frequency division input for XTAI pin.
1, 0
1, 0
1, 0
1, 0
1, 0
1, 0
—
—
Sled drive output.
Sled drive output.
Tracking drive output.
Tracking drive output.
Focus drive output.
Focus drive output.
Digital GND.
Digital GND.
Test pin. Normally, GND.
Test pin. Normally, GND.
Crystal selection input. Low when the crystal is 16.9344MHz; high
when the crystal is 33.8688MHz.
Center voltage input.
Focus error signal input.
Sled error signal input.
Tracking error signal input.
Center servo analog input.
RF signal input.
Analog
—
Test pin. No connected.
Analog GND.
Operational amplifier constant current input.
—
1, 0
Analog power supply.
EFM full-swing output. (low = Vss, high = V
DD
)
Asymmetry comparator voltage input.
Asymmetry circuit constant current input.
EFM signal input.
—
Analog GND.
Multiplier VCO1 control voltage input.
Analog
Master PLL filter output. (slave = digital PLL)
Master PLL filter input.
1, Z, 0
Master PLL charge pump output.
–6–
ETC [ ETC ]
