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参数资料
| 型号： | TC9462F |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP100 |
| 封装： | 14 X 20 MM, 0.65 MM PITCH, PLASTIC, QFP-100 |
| 文件页数： | 12/17页 |
| 文件大小： | 226K |
| 代理商： | TC9462F |
TC9462F
2001-11-05
4
Pin No.
Symbol
I/O
Functional Description
Remarks
29
TMAXS
O
TMAX detection result output terminal. Selected by
command bit (TMPS).
3-state output.
(P2VREF, PVREF, VSS)
30
TMAX
O
TMAX detection result output terminal. Selected by
command bit (TMPS).
TMAX Detection
TMAX Output
Longer than fixed freq.
“P2VREF”
Shorter than fixed freq.
“VSS”
Within the fixed freq.
“HiZ”
3-state output.
(P2VREF, HiZ, VSS)
31
LPFN
I
LPF amplifier inverting input terminal for PLL.
Analog input.
32
LPFO
O
LPF amplifier output terminal for PLL.
Analog output.
33
PVREF
PLL reference voltage supply terminal.
34
VCOREF
I
VCO center frequency reference level terminal.
Normally, keep at “PVREF” level.
35
VCOF
O
VCO filter terminal.
Analog output.
36
AVSS
Analog GND terminal.
37
SLCO
O
Data slice level output terminal.
Analog output.
38
RFI
I
RF signal input terminal.
Analog input.
(Zin: selected by command)
39
AVDD
Analog power supply voltage terminal.
40
RFCT
I
RFRP signal center level input terminal.
Analog input.
(Zin: 50 kW)
41
RFZI
I
RFRP zero cross input terminal.
Analog input.
42
RFRP
I
RF ripple signal input terminal.
Analog input.
43
FEI
I
Focus error signal input terminal.
Analog input.
44
SBAD
I
Sub-beam adder signal input terminal.
Analog input.
45
TSIN
I
Test input terminal. Normally, keep at “VREF” level.
Analog input.
46
TEI
I
Tracking error signal input terminal.
Take in at tracking servo on.
Analog input.
47
TEZI
I
Tracking error zero cross input terminal.
Analog input.
(Zin: 10 kW)
48
FOO
O
Focus servo equalizer output terminal.
49
TRO
O
Tracking servo equalizer output terminal.
Analog output.
(2VREF~AVSS)
50
VREF
Analog reference voltage supply terminal.
51
RFGC
O
RF amplitude adjustment control signal output terminal.
3-state PWM signal output. (PWM carrier
= 88.2 kHz)
52
TEBC
O
Tracking balance control signal output terminal.
3-state PWM signal output. (PWM carrier
= 88.2 kHz)
53
FMO
O
Feed equalizer output terminal.
3-state PWM signal output. (PWM carrier
= 88.2 kHz)
54
FVO
O
Speed error signal or feed search equalizer output terminal.
3-state PWM signal output. (PWM carrier
= 88.2 kHz)
55
DMO
O
Disc equalizer output terminal.
(PWM carrier
= 88.2 kHz for DSP, Synchronize to PXO)
3-state output.
(2VREF, VREF, VSS)
56
2VREF
Analog double reference voltage supply terminal.
57
SEL
O
APC circuit ON/OFF indication signal output terminal.
At the laser on time, “HiZ” level at UHS
= L and “H” level at
UHS
= H.
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