Monolithic Linear LA7161V Band Modulator Overview

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Monolithic Linear LA7161V Band Modulator Overview

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Ordering number EN6081
Monolithic Linear
LA7161V
Band Modulator
Overview
LA7161V modulator which generates, from baseband video audio signal, frequency synthesized channel signal band.
Package Dimensions
unit: 3178-SSOP16
0.15
[LA7161V]
Features
operation. synthesized 3ch, 4ch, 1ch, 13ch only), channel selection accomplished using pins. synthesized (4.5MHz frequency) tankless audio 3.58MHz (color subcarrier) reference frequency either generated internally input from external source.
1.6max
0.22
0.65
0.43
SANYO SSOP16
Functions
mixer buffer Video clamp White clip Audio regulator Reference
SANYO products described contained herein have specifications that handle applications that require extremely high levels reliability, such life-support systems, aircraft's control systems, other applications whose failure reasonably expected result serious physical and/or material damage. Consult with your SANYO representative nearest before using SANYO products described contained herein such applications. SANYO assumes responsibility equipment failures that result from using products values that exceed, even momentarily, rated values (such maximum ratings, operating condition ranges, other parameters) listed products specifications SANYO products described contained herein.
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquaters
TOKYO OFFICE Tokyo Bldg., 1-10, Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN N1098RM (KT) No.6081-1/5
LA7161V Specifications Maximum Ratings Ta=25°C
Parameter Symbol Conditions Maximum supply voltage Allowable power dissipation Operating temperature Topr Storage temperature Tstg Note When mounted glass epoxy resin circuit board (114.3mm 76.1mm 1.6mm) Ratings +150 Unit
Operating Conditions Ta=25°C
Parameter Recommended supply voltage Operating voltage range Symbol Conditions Ratings Unit
Operating Characteristics Ta=25°C, VCC=5V, unless otherwise specified
Parameter Supply current Supply current Regulator voltage driver output output output ratio 4.5MHz harmonics 4.5MHz harmonics 920kHz beat Video harmonics Video modulation White clip level Differential gain Differential phase Audio modulation Maximum audio modulation Audio Audio Symbol ICC1 ICC2 Vreg VANT P/S2 P/S3 P/CB P/V2 Conditions signal, high signal, signal high, load signal signal, signal, 13ch fp+4.5MHz VIN=3.58MHz, 0.6Vp-p fp+920kHz VIN=1MHz, 1Vp-p fp+2MHz VIN=Stair step, 1Vp-p VIN=Stair step, 1.5Vp-p VIN=Stair step, 1Vp-p VIN=Stair step, 1Vp-p AIN=1kHz, 1Vp-p THD<3% AIN=1kHz, 1Vp-p AIN=1kHz, 1Vp-p VIN=Color bar, 1Vp-p Ratings 83.5 13.5 86.5 89.5 18.5 Unit
Notes
Measure with spectrum analyzer input impedance that value. 100%=±25kHz modulation.
No.6081-2/5
LA7161V Equivalent Circuit Block Diagram
OSC2 OSC1 VCC2 VCC1
4.0V
MIXER
BIAS DRIVER
WHITE CLIP
CARRIER
CLAMP
CHANNEL
PSADJ
AUDIO
VIDEO
CARR
XTAL
A11861
Test Circuit
ANT.SW DRIVE +VCC (5V)
100pF
0.1µF
2200pF
0.1µF
0.047µF
0.1µF
100pF
18pF
LA7161V
0.022µF
0.1µF
15pF
1500pF
3.6k
6800pF
4MHz
Citizen CMR-310
0.1µF
0.33µF
VIDEO
AUDIO
work)
CHANNEL
A11862
No.6081-3/5
LA7161V
Sample Application Circuit (US,
ANT.SW DRIVE +VCC (5V)
100pF
0.1µF
2200pF
0.1µF
0.047µF
100pF
0.1µF
10k~ US:18pF JPN:15pF
LA7161V
0.022µF 2.7k (JPN:REMOVE) OPEN:US GND:US 4MHz Citizen CMR-310 CHANNEL 8.2k OPEN:JPN (JPN:SHORT) GND:JPN
1500pF
3.6k
6800pF
0.1µF
15pF
0.1µF
0.33µF
VIDEO
AUDIO
(Low ACTIVE)
A11863
Sample Application Circuit (TWN
ANT.SW DRIVE +VCC (5V)
100pF
0.1µF
2200pF
0.1µF
0.047µF
0.1µF
100pF
18pF
LA7161V
0.022µF 270k 0.1µF 15pF 4MHz (3.58MHz) Citizen CMR-310
1500pF
3.6k
6800pF
0.1µF
0.33µF
VIDEO
AUDIO
(Low ACTIVE)
4MHz:OPEN fSC=3.58MHz:GND
A11864
No.6081-4/5
LA7161V
Application Channel Selection Channel JPN1 JPN2 TWN13 Reference Frequency (MHz) 3.58 3.58 3.58 3.58 3.58 Voltage PIN8 over same above same above same above under same above under Resistor between PIN7 Resistor between PIN8
Specifications SANYO products described contained herein stipulate performance, characteristics, functions described products independent state, guarantees performance, characteristics, functions described products mounted customer's products equipment. verify symptoms states that cannot evaluated independent device, customer should always evaluate test devices mounted customer's products equipment. SANYO Electric Co., Ltd. strives supply high-quality high-reliability products. However, semiconductor products fail with some probability. possible that these probabilistic failures could give rise accidents events that could endanger human lives, that could give rise smoke fire, that could cause damage other property. When designing equipment, adopt safety measures that these kinds accidents events cannot occur. Such measures include limited protective circuits error prevention circuits safe design, redundant design, structural design. event that SANYO products(including technical data,services) described contained herein controlled under applicable local export control laws regulations, such products must exported without obtaining export license from authorities concerned accordance with above law. part this publication reproduced transmitted form means, electronic mechanical, including photocopying recording, information storage retrieval system, otherwise, without prior written permission SANYO Electric Co., Ltd. information described contained herein subject change without notice product/technology improvement, etc. When designing equipment, refer "Delivery Specification" SANYO product that intend use. Information (including circuit diagrams circuit parameters) herein example only guaranteed volume production. SANYO believes information herein accurate reliable, guarantees made implied regarding infringements intellectual property rights other rights third parties.
This catalog provides information November, 1998. Specifications information herein subject change without notice.
No.6081-5/5

Monolithic Linear LA7161V Band Modulator Overview

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