specifications of any and all sanyo semiconductor co.,l td. products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer ' s products or equipment. to verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer ' sproductsor equipment. any and all sanyo semiconductor co.,ltd. products described or contained herein are, with regard to "standard application", intended for the use as general el ectronics equipment (home appliances, av equipment, communication device, office equipment, industrial equ ipment etc.). the products mentioned herein shall not be intended for use for any "special application" (medica l equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, t ransportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level of re liability and can directly threaten human lives in case of failure or malfunction of the product or may cause har m to human bodies, nor shall they grant any guarantee thereof. if you should intend to use our products for app lications outside the standard applications of our customer who is considering such use and/or outside the scope of our intended standard applications, please consult with us prior to the intended use. if there is n o consultation or inquiry before the intended use, our customer shall be solely responsible for the use. 31208 ms 20061213-s00005 no.a1146-1/4 LA7793V overview the LA7793V is a agc amplifier w ith driver amplifier for adc. it is ideally suited for use w ith receiver systems receiving qpsk and/or qam data transmissions. functions ? if agc control ? if agc amplifier ? if step gain controlled amplifier ? driver amplifier ? adc drive capability specifications maximum ratings at ta = 25 c parameter symbol conditions ratings unit maximum supply voltage v cc max pins 12, 13 and 14 7.0 v circuit voltages v max pin 11 v cc v i8 pin 8 sink current 2 ma circuit current i9 pin 9 sink current 2 ma allowable power dissipation pd max ta 85 c * 360 mw operating temperature topr -40 to +85 c storage temperature tstg -55 to +150 c * mounted on specified board: 114.3mm 76.1mm 1.6mm, glass epoxy board. monolithic linear ic with driver amplifier for adc agc amplifier orderin g numbe r : ena1146
LA7793V no.a1146-2/4 recommended operating conditions at ta = 25 c parameter symbol conditions ratings unit supply voltage v cc pins 12,13 and 14 5.0 v operating supply voltage range v cc op pins 12,13 and 14 4.5 to 5.5 v electrical characteristics at ta = 25 c, v cc = 5v ratings parameter symbol pin no. conditions min typ max unit circuit current itotal 12, 13, 14 no signal. 27 36 46 ma if input frequency range f(in) 8, 9 fc: -3db 30 100 mhz gnd: pin 3. open: pins 4, 5, 6 and 7. 10 db noise figure nf 8, 9 50mhz v 11 = 2.5v gnd: pin 7. open: pins 3, 4, 5 and 6. 7 db inter modulation im3 8/1,16 9/1,16 v 11 = 2.5v f1: 50mhz f2: 56mhz output = 110db each 40 50 db g1 gnd: pin 3. open: pins 4, 5, 6 and 7. 29.5 32 34.5 db g2 gnd: pin 4. open: pins 3, 5, 6 and 7. 33.5 36 38.5 db g3 gnd: pin 5 open: pins 3, 4, 6 and 7. 37.5 40 42.5 db g4 gnd: pin 6. open: pins 3, 4, 5 and 7. 41.5 44 46.5 db total amplifier gain g5 8/1,16 9/1,16 50mhz v 11 = 2.5v gnd: pin 7 open: pins 3, 4, 5 and 6. 45.5 48 50.5 db agc range gr 8/1,16 9/1,16 v 11 = 0.5 to 2.5v if output level < 1db 40 db g2-g1 34 5db g3-g2 34 5db g4-g3 34 5db gain step gs 8/1,16 9/1,16 50mhz v 11 = 2.5v g5-g4 34 5db if output level 1 v o (if)1 8 1.0 vp-p if output level 2 v o (if)2 9 50mhz v 11 = 2.5v output level 1.0 vp-p package dimensions unit : mm (typ) 3178b sanyo : ssop16(225mil) 5.2 4.4 6.4 0.22 0.65 (0.33) 18 9 16 0.5 0.15 1.5max 0.1 (1.3) -40 -20 0 20 40 60 8085 100 400 0 100 200 300 187 pd max -- ta 360 ambient temperature, ta -- c allowable power dissipation, pd max -- mw mounted on specified board: 114.3 76.1 1.6mm 3 glass epoxy board.
LA7793V no.a1146-3/4 block diagram 16 15 14 13 12 11 10 9 agc v cc v cc v cc v cc if agc input if step gain amp driver amp 1 2 3 4 5 6 7 8 step gain contrpl switch if input a/d converte r a/d converte r please connect only one pin to a ground among pins 3, 4, 5, 6 and 7. pin function pin no. function equivalent circuit 1 16 if input. 1k ? 1k ? 1 16 bias 2 gnd 3 4 5 6 7 step gain control switch. bias 8 9 driver output. v cc 8 9 40 ? 40 ? 5.7ma 5.7m a 10 gnd continued on next page.
LA7793V ps no.a1146-4/4 sanyo semiconductor co.,ltd. assumes no responsib ility for equipment failures that result from using products at values that exceed, even momentarily, rate d values (such as maximum ra tings, operating condition ranges, or other parameters) listed in products specif ications of any and all sanyo semiconductor co.,ltd. products described or contained herein. sanyo semiconductor co.,ltd. strives to supply high-qual ity high-reliability products, however, any and all semiconductor products fail or malfunction with some probabi lity. it is possible that these probabilistic failures or malfunction could give rise to acci dents or events that could endanger human lives, trouble that could give rise to smoke or fire, or accidents that could cause dam age to other property. when designing equipment, adopt safety measures so that these kinds of accidents or e vents cannot occur. such measures include but are not limited to protective circuits and error prevention c ircuits for safe design, redundant design, and structural design. upon using the technical information or products descri bed herein, neither warranty nor license shall be granted with regard to intellectual property rights or any other rights of sanyo semiconductor co.,ltd. or any third party. sanyo semiconductor co.,ltd. shall not be liable f or any claim or suits with regard to a third party's intellctual property rights which has resulted from the use of the technical information and products mentioned above. information (including circuit diagr ams and circuit parameters) herein is for example only; it is not guaranteed for volume production. any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. when designing equi pment, refer to the "delivery specification" for the sanyo semiconductor co.,ltd. product that you intend to use. in the event that any or all sanyo semiconductor c o.,ltd. products described or contained herein are controlled under any of applicable local export control laws and regulations, such products may require the export license from the authorities conc erned in accordance with the above law. no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any in formation storage or retrieval system, or otherwise, without the prior written consent of sanyo semiconductor co.,ltd. continued from preceding page. pin no. function equivalent circuit 11 agc control. v cc 11 1k ? 12 13 14 v cc 15 gnd this catalog provides information as of march, 2008. specifications and information herein are subject to change without notice.
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