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參數資料
| 型號： | LC7442E |
| 元件分類： | 畫面疊加 |
| 英文描述： | PICTURE-IN-PICTURE IC, PQFP64 |
| 封裝： | QFP-64 |
| 文件頁數： | 5/23頁 |
| 文件大小： | 317K |
| 代理商： | LC7442E |
Continued from preceding page.
Pin No.
QIP
DIP
Signal
I/O
Connection
Function
Circuit type
26
34
AD5
I
LC7480
MSB
27
35
AD4
I
LC7480
28
36
AD3
I
LC7480
Input of A-to-D converted
29
37
AD2
I
LC7480
digital data
30
38
AD1
I
LC7480
31
39
AD0
I
LC7480
LSB
32
40
YSW
O
LC7480
Y signal selection
33
41
RSW
O
LC7480
R-Y signal selection
MPX switching signals
34
42
BSW
O
LC7480
B-Y signal selection
35
43
ADCLK
O
LC7480
Sampling clock
36
44
ADCLP
O
LC7480
Clamp pulse
41
49
WAKU
O
LA7403
Frame pulse output
42
50
KOUT
O
LA7403
Main/sub switching signal (blanking)
43
51
KOUT2
O
—
Control signal
24
32
DVDD
Digital power supply
25
33
DVSS
(for logic circuits and the line memory)
58
2
YAOUT
O
LA7403
Y signal
57
1
RAOUT
O
LA7403
R-Y signal
D/A output
56
64
BAOUT
O
LA7403
B-Y signal
55
63
VREF
I
LC7480
D/A connection
54
62
BIAS
—
Capacitor
59
3
AVDD
D/A analog power supply
60
4
AVSS
63
7
OCP
O
LPF
Charge pump output
64
8
OFC
I
LPF
Oscillator control voltage input
61
5
OR
—
Resistor
Oscillator range resistor
Main screen
synchronization
62
6
OVDD
Power supply
VCO
1
9
OVSS
51
59
KCP
O
LPF
Charge pump output
50
58
KFC
I
LPF
Oscillator control voltage input
53
61
KR
—
Resistor
Oscillator range resistor
Sub-screen
synchronization
52
60
KVDD
Power supply
VCO
49
57
KVSS
LC7442, 7442E
No. 4412-13/22
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相關代理商/技術參數 |
參數描述 |
|---|---|
| LC7444 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Dual VCO |
| LC744E | 制造商:Brady Corporation 功能描述:PRINZING SMALL YELLOW LOCKOUT BOARD |
| LC7450 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| LC7450H | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC |
| LC7450M | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC |
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