參數(shù)資料
型號: LC7442
元件分類: 畫面疊加
英文描述: PICTURE-IN-PICTURE IC, PDIP64
封裝: SDIP-64
文件頁數(shù): 16/23頁
文件大?。?/td> 317K
代理商: LC7442
P. 3
Block Diagram
1
A/D converter
2
Loop filter
3
Loop filter
4
Micro-
processor
5
Input data
timing control
6
A/D control
7
Sub-screen PLL
8
Field
determination
9
Main screen PLL
10
Serial data
controller
11
Vertical filter
(calculation and line memory)
12
Write address
13
Read address
14
Output buffer
15
Control register
16
Write data
control
17
Selector
18
Memory control
19
Read data
control
20,21,22
D/A converter
23
Output control
24
Dual port
DRAM:
256 kbytes
or 1 Mbyte
P. 4
Component-Type PIP System Structural Diagram
1
A/D clamp
2
Reset
3
Main vertical synchronization
4
Main horizontal synchronization
5
Sub-screen vertical synchronization
6
Sub-screen horizontal synchronization
7
Micro-
processor
8
Dual port RAM
9
Main/sub switching (blanking)
10
Frame
P. 7
Function Descriptions
(1) Main screen
(2) Or:
P. 8
Frame control
(6) 1
Sub-screen
(7) 1
There are 4 wipe types.
2
An operating time of about 1.0 seconds.
3
V wipe
4
H wipe
5
VH wipe
6
D wipe
7
Off
LC7442
No. 4412-23/12
相關PDF資料
PDF描述
LC7442E PICTURE-IN-PICTURE IC, PQFP64
LC7455A SPECIALTY CONSUMER CIRCUIT, PDIP16
LC7455M SPECIALTY CONSUMER CIRCUIT, PDSO18
LC7456A SPECIALTY CONSUMER CIRCUIT, PDIP16
LC7458B-04 SPECIALTY CONSUMER CIRCUIT, PDIP52
相關代理商/技術參數(shù)
參數(shù)描述
LC7442E 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:PIP Controller
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