tc9495f TOSHIBA Semiconductor CORPORATION, tc9495f Datasheet - Page 4

• Manufacturer Part Number: tc9495f
• Description: Digital Servo Single Chip Processor Built In 1 Bit Da Converter
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Pin No.
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
VCOREF
P2V
TMAXS
Symbol
HSSW
PV
RFGC
TMAX
VCOF
SLCO
RFRP
SBAD
TEBC
ZDET
LPFN
LPFO
AV
RFCT
AV
V
RFZI
TSIN
PDO
TEZI
FOO
TRO
FMO
FVO
RFI
FEI
TEI
REF
REF
DD
REF
SS
I/O
¾
¾
¾
¾
¾
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
PLL double reference voltage supply terminal.
2/4 times speed at “V
1 bit DA converter zero detect flag output terminal.
Phase difference signal output terminal of EFM signal and
PLCK signal.
TMAX detection result output terminal. Selected by
command bit (TMPS).
TMAX detection result output terminal. Selected by
command bit (TMPS).
LPF amplifier inverting input terminal for PLL.
LPF amplifier output terminal for PLL.
PLL reference voltage supply terminal.
VCO center frequency reference level terminal.
Normally, keep at “PV
VCO filter terminal.
Analog GND terminal.
Data slice level output terminal.
RF signal input terminal.
Analog power supply voltage terminal.
RFRP signal center level input terminal.
RFRP zero cross input terminal.
RF ripple signal input terminal.
Focus error signal input terminal.
Sub-beam adder signal input terminal.
Test input terminal. Normally, keep at “V
Tracking error signal input terminal.
Take in at tracking servo on.
Tracking error zero cross input terminal.
Focus servo equalizer output terminal.
Tracking servo equalizer output terminal.
Analog reference voltage supply terminal.
RF amplitude adjustment control signal output terminal.
Tracking balance control signal output terminal.
Feed equalizer output terminal.
Speed error signal or feed search equalizer output terminal.
Longer than fixed freq.
Shorter than fixed freq.
Within the fixed freq.
Difference Result
Functional Description
REF
REF
” voltage.
” level.
4
REF
TMAX Output
” level.
“P2V
“V
“HiZ”
SS
REF
”
”
2-state output.
(PV
3-state output.
(P2V
3-state output.
(P2V
3-state output.
(P2V
Analog input.
Analog output.
Analog output.
Analog output.
Analog input.
(Z
Analog input.
(Z
Analog input.
Analog input.
Analog input.
Analog input.
Analog input.
Analog input.
Analog input.
(Z
Analog output.
(2V
3-state output.
(2V
in
in
in
REF
REF
REF
: selected by command)
: 50 kW)
: 10 kW)
REF
REF
REF
~AV
, V
, HiZ)
, PV
, PV
, HiZ, V
REF
Remarks
SS
REF
REF
, V
)
¾
¾
¾
¾
¾
¾
¾
¾
¾
2002-01-11
SS
TC9495F
SS
, V
, V
)
)
SS
SS
)
)