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参数资料
| 型号： | TC94A14FB |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP64 |
| 封装： | 12 X 12 MM, 0.65 MM PITCH, PLASTIC, QFP-64 |
| 文件页数： | 12/17页 |
| 文件大小： | 205K |
| 代理商： | TC94A14FB |
TC94A14F/FA/FB
2002-11-18
4
Pin No.
Symbol
I/O
Function Description
Remarks
26
RFCT
I
AI/F
RFRP signal center level input pin.
Analog input: Zin
= 33 kW
27
RFZI
I
AI/F
RFRP signal zero-cross input pin.
Analog input
28
RFRP
I
AI/F
RF ripple signal input pin.
Analog input
29
FEI
I
AI/F
Focus error signal input pin.
Analog input
30
SBAD
I
AI/F
Sub-beam adder signal input pin.
Analog input
31
TEI
I
AI/F
Tracking error input pin. Inputs when tracking servo is on.
Analog input
32
TEZI
I
AI/F
Tracking error signal zero-cross input pin.
Analog input: Zin
= 10 kW
33
FOO
O
AI/F
Focus equalizer output pin.
34
TRO
O
AI/F
Tracking equalizer output pin.
Analog output
(AVSS3~AVDD3)
35
VREF
Analog reference power supply voltage pin.
36
RFGC
O
AI/F
RF amplitude adjustment control signal output pin.
37
TEBC
O
AI/F
Tracking balance control signal output pin.
3-state output
(PWM carrier
= 88.2 kHz)
(AVDD3, VREF, AVSS3)
38
SEL
O
AI/F
APC circuit ON/OFF signal output pin. At laser on, high
impedance with UHS
= “L”, H output with UHS = “H”.
3-state output
39
AVDD3
Analog 3.3 V power supply voltage pin.
40
FMO
O
AI/F
Feed equalizer output pin.
41
DMO
O
AI/F
Disc equalizer output pin.
3-state output
(PWM carrier
= 88.2 kHz)
(AVDD3, VREF, AVSS3)
42
VSS3
Digital GND pin.
43
VDD3
Digital 3.3 V power supply voltage pin.
44
TESIN
I
3I/F
Test input pin. Normally, fixed to “L”.
45
XVSS3
System clock oscillator GND pin.
46
XI
I
AI/F
System clock oscillator input pin.
47
XO
O
AI/F
System clock oscillator output pin.
48
XVDD3
System clock oscillator 3.3 V power supply voltage pin.
49
DVSS3
DA converter GND pin.
50
RO
O
AI/F
R-channel data forward output pin.
51
DVDD3
DA converter 3.3 V power supply pin.
52
DVR
Reference voltage pin.
53
LO
O
AI/F
L-channel data forward output pin.
54
DVSS3
DA converter GND pin.
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