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參數資料
| 型號： | LC74761M |
| 元件分類： | 畫面疊加 |
| 英文描述： | ON-SCREEN DISPLAY IC, PDSO30 |
| 封裝： | MFP30S |
| 文件頁數： | 14/20頁 |
| 文件大小： | 242K |
| 代理商： | LC74761M |
Pin Functions
Pin No.
Symbol
Function
Description
1
VSS
Ground
Ground connection
2
XtalIN1
Crystal oscillator connection
Connection for the crystal and capacitor used to form the crystal oscillator that generates
3
XtalOUT1
the internal synchronization signal. The oscillator can be selected with a command switch.
4
HSYNCOUT
Horizontal synchronization
Outputs the horizontal synchronization signal (AFC). The output polarity can be selected
output
(metal option). Also functions as general output port (command switch).
5
XtalIN2
Crystal oscillator connection
Connection for the crystal and capacitor used to form the crystal oscillator that generates
6
XtalOUT2
the internal synchronization signal.
7
VSYNCOUT
Vertical synchronization output
Outputs the vertical synchronization signal. The output polarity can be selected (metal
option). Also functions as general output port (command switch).
8
CS
Enable input
Enables/disables serial data input. Serial data is enabled when this pin is low (hysteresis
input). Pull-up resistor built in (metal option).
9
SIN
Data input
Serial data input (hysteresis input). Pull-up resistor built in (metal option).
10
SCLK
Clock input
Clock input for serial data input (hysteresis input). Pull-up resistor built in (metal option).
SECAM mode switch input/
During input, switches between SECAM and other modes.
11
SECAM
output (command switch)
During output, functions as general output port or internal V output (command switch).
Low = other modes, high = SECAM mode
525/625 switch input/output
During input, switches between 525 scan lines and 625 scan lines.
12
525/625
(command switch)
During output, functions as general output port or character data output (command switch).
Low = 525 lines, high = 625 lines
NTSC/PAL switch input/output
Switches the color mode between NTSC and PAL.
13
NTSC/PAL
(command switch)
During output, functions as general output port or frame data output (command switch).
Low = NTSC, high = PAL
Switch FSC between 3.58 MHz and 4.43 MHz.
14
3.58/4.43
3.58/4.43 switch input/output
During output, functions as general output port or half-tone output (command switch).
(command switch)
Low = 3.58, high = 4.43
15
RST
Reset input
System reset input pin, low is active (hysteresis input).
Pull-up resistor built in (metal option).
16
CVOUT
Video signal output
Composite video output
17
VDD2
Power supply connection
Power supply connection for composite video signal level generation
18
CVIN
Video signal input
Composite video input
19
CVCR
Video signal input
SECAM chroma signal input
20
SYNCIN
Sync separator circuit input
Built-in sync separator circuit video signal input
21
SEPC
Sync separator circuit
Built-in sync separator circuit
22
VSS
Ground
Ground connection
23
PDOUT
Control voltage output
AFC control voltage output
24
AMPIN
AFC filter connection
Filter connection
25
AMPOUT
26
FC
Control voltage input
AFC control voltage input
27
VCOIN
LC oscillator connection
VCO LC oscillator circuit coil and capacitor connection
28
VCOOUT
External synchronization signal
Outputs the exclusive NOR of the horizontal synchronization signal (AFC) and CSYNC (sync
29
SYNCDET
detection output
separator). The output polarity can be selected (metal option). Also functions as general
output port (command switch).
30
VDD1
Power supply connection
Power supply connection (+5 V: digital system power supply)
No. 4846-3/20
LC74761, 74761M
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| LC74761M | ON-SCREEN DISPLAY IC, PDSO30 |
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| LC74763 | ON-SCREEN DISPLAY IC, PDIP30 |
| LC74763M | ON-SCREEN DISPLAY IC, PDSO30 |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| LC74761M-9006-E | 功能描述:顯示驅動器和控制器 RoHS:否 制造商:Panasonic Electronic Components 工作電源電壓:2.7 V to 5.5 V 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Reel |
| LC74763 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display LSI |
| LC74763_11 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display LSI |
| LC74763-9012-E | 功能描述:顯示驅動器和控制器 RoHS:否 制造商:Panasonic Electronic Components 工作電源電壓:2.7 V to 5.5 V 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Reel |
| LC74763M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display LSI |
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