91405 ms ot no.8387-1/7 LA8151V overview the LA8151V is a downconverter ic for digital catv. it accepts rf input frequencies from 50 to 280 mhz and supports the docsis (usa) and euro-docsis (europe) standards. features ? rf attenuator. ? rf mixer. ? driver for saw filter. ? if agc amplifier. ? if driver amplifier for adc. specifications maximum ratings at ta = 25 c parameter symbol conditions ratings unit maximum supply voltage v cc max pin 5, 10, 14, 15 6.0 v circuit voltages v max pin 6 v cc v circuit current i 8, 9 pin 8, 9 sink current 2 ma allowable power dissipation p d max ta 70 c 510* mw operating temperature range t opr -20 to 70 c storage temperature range t stg -55 to 150 c * on the board (114.3 76.1 1.6mm) operating conditions at ta = 25 c parameter symbol conditions ratings unit recommended supply voltage v cc pin 5, 10, 14, 15 5.0 v operating supply voltage range v cc op pin 5, 10, 14, 15 4.5 to 5.5 v ordering number : enn8387 monolithic linear ic downconverter ic for digital catv
LA8151V no. 8387-2/7 ac characteristics at ta = 25 c, v cc = 5.0v ratings parameter symbol pin no. conditions min typ max unit circuit current i total 5, 10, 14, 15 no signal 55 65 78 ma rf input frequency range*1 f (rf) 16, 17 fc = -3db 50 280 mhz rf agc range*1 gr1 19, 20 v 6 = 0.5 to 2.5v 30 36 db mixer conversion gain*1 cg1 19/16, 17 20/16, 17 v 6 = 2.5v 21 24 27 db mixer inter modulation 1*1 im3 1 19/16, 17 20/16, 17 input = 70db v v 6 = 2.5v 50 55 db if input frequency range*2 f (if) 2, 3 fc = -3db 30 100 mhz if amplifier gain *2 g (agc) 8/2, 3 9/2, 3 v 6 = 2.5v 34 38 42 db if inter modulation 2*2 im3 2 8/2, 3 9/2, 3 output = 104db v @2tone each 45 50 db if agc range *2 gr2 8, 9 if output level < 1db 6 8 db if output level*2 v o (if) 1 8 single output 1.0 v p-p if output level*2 v o (if) 2 9 single output 1.0 v p-p *1 measurement circuit 1 *2 measurement circuit 2 package dimensions unit: mm 3179c
LA8151V no. 8387-3/7 pin assignment block diagram if driver amp output 16 15 14 12 11 20 19 18 17 13 5 6 7 9 10 1 2 3 4 8 gnd if agc amp input gnd agc control gnd if agc amp input if driver amp output v cc v cc lo input rf att input rf att input v cc driver output driver output gnd lo input gnd v cc
LA8151V no. 8387-4/7 pin description (unit: ? ) pin number description equivalent circuit 1gnd 2 3 agc amp input 4gnd 5v cc 6 agc control 7gnd 8 9 post amp outputs 10 v cc 11 gnd continued on next page.
LA8151V no. 8387-5/7 continued from preceding page. (unit: ? ) pin number description equivalent circuit 12 13 lo input 14 15 v cc 16 17 lna inputs 18 gnd 19 20 driver outputs
LA8151V no. 8387-6/7 measurement circuit 1 measurement circuit 2
LA8151V ps no.8387-7/7 application circuit this catalog provides information as of september, 2005. specifications and information herein are subject to change without notice. ! specifications of any and all sanyo 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's products or equipment. ! sanyo electric co., ltd. strives to supply high-quality high-reliab ility products. however, any and all semiconductor products fail with some probab ility. it is possible that these pr obab ilistic failures could give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other property. when designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. ! in the event that any or all sanyo products (including technical data, services) described or contained herein are controlled under any of applicable local export control laws and regulations, such products must not be exported without obtaining the export license from the authorities concerned 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 information storage or retrieval system, of otherwise, without the prior written permission of sanyo electric co., ltd. ! any and all information described or contained herein are subject to change without notice due to produc t/tec hnology improvement, etc. when designing equipment, refer to the "delivery specification" for the sanyo product that you intend to use. ! information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. sanyo believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties.
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