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參數(shù)資料
| 型號： | LA7642N |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | SECAM Format Color TV Chrominance Circuit |
| 中文描述： | SECAM格式彩色電視色度電路 |
| 文件頁數(shù)： | 5/6頁 |
| 文件大小： | 64K |
| 代理商： | LA7642N |
No. 5693-5/6
LA7642N
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Measure the variation in the pin 5 DC voltage
when the 4.00-MHz input level is changed
from 200 mV p-p to 300 mV p-p.
4.00-MHz input level variations 2
V5DB4
–50
0
+50
mV
Measure the variation in the pin 3 DC voltage
when the 4.43-MHz input level is changed
from 200 mV p-p to 100 mV p-p.
4.43-MHz input level variations 1
V3DS44
–50
0
+50
mV
Measure the variation in the pin 3 DC voltage
when the 4.43-MHz input level is changed
from 200 mV p-p to 300 mV p-p.
4.43-MHz input level variations 2
V3DB44
–50
0
+50
mV
4.00-MHz input impedance
Z9
The pin 9 input impedance. For reference
only (design value)
15
k
4.43-MHz input impedance
Z11
The pin 11 input impedance. For reference
only (design value)
15
k
[V
CC
Dependency]
The percentage change in the ALC pulse
peak value when V
CC
changes by 1 V.
Measure the ALC pulse peak value when
V
CC
= 9 V and record this value as VALC9.
Calculate dVALC from the following formula.
(VALC9 – VALC)/1.2/VALC
×
100 (%)
ALC pulse wave height
dVALC
10
15
20
%
Continued from preceding page.
Notes: EQU = off: Pull pin 16 to ground through a 4.7-k
resistor.
EQU = on: Leave pin 16 open.
Block Diagram
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PDF描述 |
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| LA7655N | 1-Chip IC for Color TV Signal Processing |
| LA76600M | Monolithic Linear IC Video Signal Y/C Separator IC |
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相關代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LA7655N | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:1-Chip IC for Color TV Signal Processing |
| LA76600M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Monolithic Linear IC Video Signal Y/C Separator IC |
| LA7668 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Video Signal Auto-White Processing IC |
| LA7668N | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Video Signal Auto-White Processing IC |
| LA7670 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:PLL type video detector for the high picture & sound quality |
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