92706 / 12506 ms ot b8-7022 no.a0204-1/4 LA1654FN overview the LA1654FN time code receptio n ic receives long-wave time standard broadcasts (such as the japanese jjy and german dcf77 standards) and detects and outputs the time code superposed on the long-wave signal. applications can automatically correct their clock's time setting by using the time code received by the la1654 fn. functions ? rf amplifier, rectifier, detector, time code output, and standby circuit. features ? low-voltage operation (operating v cc as low as 1.5v). ? standby mode current drain less than or equal to 0.05 a. japan : jjy 40/60khz germany : dcf77 77.5khz specifications maximum ratings at ta = 25 c parameter symbol conditions ratings unit maximum supply voltage v cc max 5.0 v allowable power dissipation pd max ta 70 c 10 mw operating temperature topr -20 to +70 c storage temperature tstg -40 to +125 c operating conditions at ta = 25c ratings parameter symbol conditions min typ max unit recommended supply voltage v cc 1.5 3.0 v operating supply voltage range v cc op 1.1 3.6 v ordering number : ena0204 monolithic linear ic time code reception ic any and all sanyo semiconductor 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 semiconductor representative nearest you before using any sanyo semiconductor products described or contained herein in such applications. sanyo semiconductor 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 semiconductor products described or contained herein.
LA1654FN no.a0204-2/4 operating characteristics at ta = 25c, v cc = 3.0v overall characteristics ratings parameter symbol conditions min typ max unit quiescent current i cco no input, pin15 = 0v, pin10 = 3v 30 37 50 a standby mode current drain i stb pin15 = 3.0v 0.05 a agc amplifier input characteristics ratings parameter symbol conditions min typ max unit input impedance z i pin1 800 k ? input frequency range f in pin1 37.5 80.0 khz minimum input voltage v min pin1 input level 1 vrms maximum input voltage v max pin1 input level 100 mvrms tco output characteristics - input signal = pin1, fin = 40khz, pin10 = 3v, pin15 = 0v ratings parameter symbol conditions min typ max unit high-level output voltage v oh pin 11 output level 2.9 3.0 v low-level output voltage v ol pin 11 output level 0 0.1 v output pulse width (500 ms input) t500 v in = 0 to 100db v, am modulation (1hz square wave, duty = 50%, 10:1 modulation) 400 520 600 ms output pulse width (800 ms input) t800 v in = 0 to 100db v, am modulation (1hz square wave, duty = 80%, 10:1 modulation) 600 730 800 ms output pulse width (200 ms input) t200 v in = 0 to 100db v, am modulation (1hz square wave, duty = 20%, 10:1 modulation) 200 300 400 ms stb control characteristics ratings parameter symbol conditions min typ max unit standby on voltage v sh pin15 dc voltage 2.9 3.0 v standby off voltage v sl pin15 dc voltage 0 0.1 v high-level pin input current i sh pin15 = 3v 0.1 a low-level pin input current i sl pin15 = 0v 0.3 a hold control characteristics - pin15 = 0v ratings parameter symbol conditions min typ max unit hold on voltage v hl pin10 dc voltage 0 0.1 v hold off voltage v hh pin10 dc voltage 2.9 3.0 v high-level pin input current i hh pin10 = 3v 0.1 a low-level pin input current i hl pin10 = 0v 0.3 a
LA1654FN no.a0204-3/4 package dimensions unit : mm 3319 block diagram pca00623 5 4 3 2 1 7 8 6 agc-amp decoder agc regulator filter 12 13 14 16 10 9 11 15 amp v cc gnd v cc v cc v cc nfb cap. stand-by switch agc cap. rec cap. tco hold switch filter output (filter cap.) a gc amp-input 1 a gc amp-input 2 v cc a gc amp-output 1 a gc amp-output 2 gnd rec.-input (filter cap.) rectifier 3.8 3.4 0.8 5m ax (0. 8) side view side view bottom view exposed die-pad do not connect top view 0.4 (0.5) (2.6) (1. 76) 0.4 5 (0. 05) 2 1 16 1 2 16 0.16 0.0 2 sanyo : vson16(150mil)
LA1654FN ps no.a0204-4/4 test circuit diagram pca00624 0.47 ? signal generator : zo=50 ? 0.47 ? 5 4 3 2 178 6 agc- amp rectifier decoder agc regulator 12 13 14 16 10 9 11 15 amp v cc gnd v cc 55k ? 55k ? v cc v cc 0.22 ? 6.6m ? filter 4.8m ? specifications of any and all sanyo semiconductor 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 semiconductor co., ltd. strives to supply high-quality high-reliability products. however, any and all semiconductor products fail with some probability. it is possible that these probabilistic 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 semiconductor 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, or otherwise, without the prior written permission of sanyo semiconductor co., ltd. any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. when designing equipment, refer to the "delivery specification" for the sanyo semiconductor 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 semiconductor 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. this catalog provides information as of january, 2006. specifications and information herein are subjec t to change without notice.
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