TC9462F_01 TOSHIBA [Toshiba Semiconductor], TC9462F_01 Datasheet - Page 4

• Manufacturer Part Number: TC9462F_01
• Description: Digital Servo Single Chip Processor
• Manufacturer: TOSHIBA [Toshiba Semiconductor]

Pin No.
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
55
56
57
VCOREF
TMAXS
Symbol
PV
2V
RFGC
TMAX
VCOF
SLCO
RFRP
SBAD
TEBC
LPFN
LPFO
AV
RFCT
AV
V
RFZI
TSIN
DMO
TEZI
FOO
TRO
FMO
FVO
SEL
RFI
FEI
TEI
REF
REF
REF
DD
SS
I/O
¾
¾
¾
¾
¾
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
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.
3-state PWM signal output. (PWM carrier = 88.2 kHz)
Tracking balance control signal output terminal.
3-state PWM signal output. (PWM carrier = 88.2 kHz)
Feed equalizer output terminal.
3-state PWM signal output. (PWM carrier = 88.2 kHz)
Speed error signal or feed search equalizer output terminal.
3-state PWM signal output. (PWM carrier = 88.2 kHz)
Disc equalizer output terminal.
(PWM carrier = 88.2 kHz for DSP, Synchronize to PXO)
Analog double reference voltage supply terminal.
APC circuit ON/OFF indication signal output terminal.
At the laser on time, “HiZ” level at UHS = L and “H” level at
UHS = H.
Shorter than fixed freq.
Longer than fixed freq.
Within the fixed freq.
TMAX Detection
Functional Description
REF
” level.
4
REF
TMAX Output
” level.
“P2V
“V
“HiZ”
SS
REF
”
”
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
: selected by command)
: 50 kW)
: 10 kW)
REF
REF
~AV
, V
, PV
, HiZ, V
REF
Remarks
SS
REF
, V
)
¾
¾
¾
¾
¾
¾
¾
2001-11-05
SS
TC9462F
SS
, V
)
)
SS
)