參數(shù)資料
型號: LA7555
廠商: Sanyo Electric Co.,Ltd.
英文描述: IF Signal Processing (VIF+SIF) Circuit for TV / VCR Use(用于電視機/VCR應用的IF信號處理(VIF+SIF)電路)
中文描述: 中頻信號處理(資料表格應力強度因子)電路電視/錄像機使用(用于電視機/錄像機應用的中頻信號處理(資料表格強度因子)電路)
文件頁數(shù): 1/11頁
文件大?。?/td> 187K
代理商: LA7555
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges,or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
Monolithic Linear IC
LA7555
IF Signal Processing (VIF+SIF)
Circuit for TV / VCR Use
Ordering number:ENN2927
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
O2500TN (KT)/N078YT, TS No.2927–1/11
0.48
(
3
0
21.0
(0.71)
1.78
0
7
6
1
12
24
13
0.95
0.9
Package Dimensions
unit:mm
3067A-DIP24S
[LA7555]
SANYO : DIP24S
Overview
The LA7555 is a full sync detection method VIF + SIF
monolithic linear IC using a PLL. It has excellent 920kHz
beat and buzz beat characteristics, making it ideal for use
in audio multiplexing and high-quality AV equipment.
Functions
VIF section
· VIF amplifier
· B/W NC
· VCO
SIF section
· SIF limiter amplifer
Audio section
· DC attenuator
Muting
· Audio muting (pin 2)
· AFT defeat (pin 14)
· Audio-Video simultaneous muting (pin 10, 13)
· Video sync detecton
· RG AGC
· APC DET
· IF AGC
· AFT
· Lock DET
· FM quadrature detection
· AF driver
Features
24-pin DIP shrink package being the smallest one used
for PLL ICs.
Excellent 920kHz beat characteristics.
Excellent buzz beat characteristics.
High-gain VIF amplifier.
High-speed AGC possible.
Excellent power supply ripple characteristics.
Specifications
Maximum Ratings
at Ta = 25C
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Continued on next page.
相關PDF資料
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