92706 / o2505 ms ot b8-7032, b8-7124 no.n8219-1/6 LA9247T overview the LA9247T is a cd-rom digital servo rf ic that supports speeds up to 52 . functions ? rf amplifier (with agc), rf gain amplifier (supports playback of cd-rw discs). ? rf equalizer circuit (with 7 modes), rf hold function. ? ph/bh detection, fe amplifier, refl amplifier, te amplifier. ? servo signal vca circuit (balance adjustment, sgc adjustment), midpoint servo (css) amplifier. ? apc circuit (with laser power amplifier function), sleep function. specifications maximum ratings at ta = 25 c, pin 4, 31 = gnd parameter symbol conditions ratings unit maximum supply voltage v cc max 7.0 v allowable power dissipation pd max 300 mw operating temperature topr -25 to +70 c storage temperature tstg -40 to +150 c operating conditions at ta = 25 c, pin 4, 31 = gnd parameter symbol conditions ratings unit recommended operating voltage v cc 5.0 v allowable operating voltage range v cc op 4.5 to 5.5 v ordering number : en8219a monolithic linear ic cd-rom digital servo rf 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.
LA9247T no.n8219-2/6 operating characteristics at ta = 25 c, v cc (pin 23, 34) = 5v, v cc 3 (pin 6) = 3.3v, gnd (pin 4, 31) = 0 v ratings parameter symbol conditions min typ max unit current drain i cc no signal 24 36 48 ma current drain (sleep mode) i cc s no signal, eqs = 0v 1.5 5 8.5 ma reference voltage vr 2.3 2.5 2.7 v reference voltage vr2 1.5 1.65 1.8 v preamp offset rfaoost the diff erence with vr for rfao -120 0 120 mv rf no signal voltage rfsm rfin = vr 1.6 1.9 2.2 v rf gain (min) rfg1 ghs = 0v 0 2.5 5.0 db rf gain (max) rfg2 ghs = 0v 14.5 16.5 18.5 db rf gain (up) rfrw ghs = 3.3v +10.5 +14.0 +17.5 db rfeq - normal rfeqn the difference in rfsm when rfin is 100mvp-p, f = 1mhz and 100mvp-p, f = 100khz. eqs = 3.3v +0.5 +2.75 +5.0 db rfeq-cav1 rfeq1 the difference in rf sm when rfin is 100mvp-p, f = 2.4mhz and 100mvp-p, f = 100khz. eqs = 2.7v +0.5 +2.75 +5.0 db rfeq-cav2 rfeq2 the difference in rf sm when rfin is 100mvp-p, f = 4.3mhz and 100mvp-p, f = 100khz. eqs = 2.2v +0.5 +2.75 +5.0 db rfeq-cav3 rfeq3 the difference in rf sm when rfin is 100mvp-p, f = 8mhz and 100mvp-p, f = 100khz. eqs = 1.8v +0.5 +2.75 +5.0 db rfeq-cav4 rfeq4 the difference in rf sm when rfin is 100mvp-p, f = 12mhz and 100mvp-p, f = 100khz. eqs = 1.5v +0.5 +2.75 +5.0 db rfeq-cav5 rfeq5 the difference in rf sm when rfin is 100mvp-p, f = 24mhz and 100mvp-p, f = 100khz. eqs=1.1v +0.5 +2.75 +5.0 db rfeq-cav6 rfeq6 the difference in rf sm when rfin is 100mvp-p, f = 35mhz and 100mvp-p, f = 100khz. eqs = 0.7v +0.5 +2.75 +5.0 db rf hold rfhld rfin: 1.5vp-p, f = 100k hz, rhld = 3.3v -13.5 -11.0 -8.5 db ph ph rfin = vr 0.65 0.9 1.15 v bh bh rfin = vr 0.65 0.9 1.15 v ? bhl (frequency characteristics) ? bhl rfin = vr, ? bhl = bh (600khz) - bh (10khz) eqs = 2.7v or 3.3v -5.5 -3.0 -0.5 db ? bhh (frequency characteristics) ? bhh rfin = vr, ? bhh = bh (100khz) - bh (10khz) eqs = 2.2v, 1.8v, 1.5v, 1.1v, 0.7v -5.5 -3.0 -0.5 db refl offset reflost the difference with vr2 for refl -120 0 120 mv refl gain 1 refl1 a, b, c, d = v in , 10khz, sgc = 1.3v, fbal = vr2, ghs = 0v 8.5 11 13.5 db refl gain 2 refl2 a, b, c, d = v in , 10khz, sgc = 2v, fbal = vr2, ghs = 0v 15.5 18.0 20.5 db refl gain up reflgup ghs = 3.3v +10.5 +14.0 +17.5 db ? refl (frequency characteristics) ? refl a, c = v in , b, d = vr sgc = vr2, fbal = vr2, ghs = 0v ? refl = refl (100khz) - refl (10khz) -8.5 -6.0 -3.5 db fe offset feost the difference with vr2 for fe -120 0 120 mv fe gain 1 feg1 a, c = v in , 10khz, b, d = vr sgc = 1.3v, fbal = vr2, ghs = 0v 8.5 11.0 13.5 db fe gain 2 feg2 a, c = v in , 10khz, b, d = vr sgc = 2v, fbal = vr2, ghs = 0v 15.5 18.0 20.5 db fe balance 1 fbal1 a, c = v in , 10khz, b, d = vr sgc = vr2, fbal = 1.3v, ghs = 0v 15.5 18.0 20.5 db fe balance 2 fbal2 a, c = v in , 10khz, b, d = vr sgc = vr2, fbal = 2v, ghs = 0v 12.0 14.5 17.0 db fe gain up fegup ghs = 3.3v +10.5 +14.0 +17.5 db ? fe (frequency characteristics) ? fe a, c = v in , b, d = vr sgc = vr2, fbal = vr2, ghs = 0v ? fe = fe (130khz) - fe (10khz) -8.5 -6.0 -3.5 db continued on next page.
LA9247T no.n8219-3/6 continued from preceding page. ratings parameter symbol conditions min typ max unit te offset teost the diff erence with vr2 for te -120 0 120 mv te gain 1 teg1 e = v in , 10khz, f = vr sgc = 1.3v, tbal = vr2, ghs = 0v 13.0 15.5 18.0 db te gain 2 teg2 e = v in , 10khz, f = vr sgc = 2v, tbal = vr2, ghs = 0v 15.5 18.0 20.5 db te balance 1 tbal1 e = v in , 10khz, f = vr sgc = vr2, tbal = 1.3v, ghs = 0v 15.5 18.0 20.5 db te balance 2 tbal2 e = v in , 10khz, f = vr sgc = vr2, tbal = 2v, ghs = 0v 13.0 15.5 18.0 db te gain up tegup ghs = 3.3v +10.5 +14.0 +17.5 db ? te (frequency characteristics) ? te e = v in , 10khz, f = vr2 sgc = vr2, fbal = vr2, ghs = 0v ? te = te (150khz) - te (10khz) -8.5 -6.0 -3.5 db ts offset tsost the diff erence with vr2 for ts -120 0 120 mv ts gain 1 tsg1 e = v in , 10khz, f = vr sgc = vr2, tbal = vr2, ghs = 0v 13.0 15.5 18.0 db ts gain 2 tsg2 e = v in , 10khz, f = vr sgc = 1.3v, tbal = vr2, ghs = 0v 9.0 11.5 14.0 db ts balance 1 tsbal1 e = v in , 10khz, f = vr sgc = vr2, tbal = 1.3v, ghs = 0v 14.0 16.5 19.0 db ts balance 2 tsbal2 e = v in , 10khz, f = vr sgc = vr2, tbal = 2v, ghs = 0v 11.5 14.0 16.5 db ts gain up tsgup ghs = 3.3v +10.5 +14.0 +17.5 db ? ts (frequency characteristics) ? ts e = v in , f = vr sgc = vr2, fbal = vr2, ghs = 0v ? ts = ts (250khz) - ts (10khz) -8.5 -6.0 -3.5 db css gain css a, d = v in , 10khz, b, c = vr sgc = vr2, fbal = vr2, ghs = 0v 14.0 16.5 19.0 db ? css (frequency characteristics) ? css a, d = v in , b, c = vr sgc = vr2, fbal = vr2, ghs = 0v ? css = css (100khz) - css (10khz) -5.5 -3.0 -0.5 db apc reference voltage 1 ldsl the lds voltage such that ldd becomes 3v ldon = 0v 160 190 220 mv apc reference voltage 2 ldsh the lds voltage such that ldd becomes 3v ldon = 3.3v 180 230 280 mv apc off voltage ldd ldon = vr 3.9 4.3 5 v package dimensions unit : mm 3253b
LA9247T no.n8219-4/6 pin functions pin no. symbol i/o description 1 bhc rf agc detection bot tom hold capacitor connection 2 phc rf agc detection peak hold capacitor connection 3 rfao o rf amplifier output 4 gnd1 i rf signal system ground 5 rfin i pickup voltage output connection. i nputs the rf addition signal from the pickup. 6 v cc 3 i 3.3v system v cc 7 a i pickup voltage output connection. generates the fe, refl, and css signals. 8 b i pickup voltage output connection. generates the fe, refl, and css signals. 9 c i pickup voltage output connection. generates the fe, refl, and css signals. 10 d i pickup voltage output connection. generates the fe, refl, and css signals. 11 refi reference voltage bypass capacitor connection 12 vref o reference voltage output (vref1 = 2.5v) 13 e i pickup voltage output connection. generates the te and ts signals. 14 f i pickup voltage output connection. generates the te and ts signals. 15 ldd o apc circuit output 16 lds i apc circuit input 17 vref2 o reference voltage output (vref2 = 1.65v) 18 refi2 reference voltage bypass capacitor connection 19 sgc i servo gain control (fe, te, ts, and refl signals) 20 tbal i te balance adjustment (te and ts signals) 21 fbal i fe balance adjustment (fe signal) 22 ldon i laser on/off, laser power increase control 23 v cc 2 i servo signal system v cc (5v) 24 ghs i rf and servo signal gain switch (0db or +14db) 25 ts o ts signal (used for the tes signal) output (to the dsp) 26 te o te signal output (to the dsp) 27 css o center servo signal output (to the dsp) 28 fe o fe signal output (to the dsp) 29 refl o reflection signal output (to the dsp) 30 eqs i rf equalizer and ph detec tion time constant control 31 gnd2 i servo signal system ground 32 rhld i rf hold control 33 rfsm o efm signal output (to the dsp) 34 v cc 1 i rf signal system v cc (5v) 35 bh o rf bottom hold signal output (to the dsp) 36 ph o rf peak hold signal output (to the dsp) usage notes the signal levels of the inputs to the a (pin 7), b (pin 8), c (pin 9), d (pin 10), e (pin 13), and f (pin 14) pins must be set up to be above the reference voltage (vref).
LA9247T no.n8219-5/6 block diagram 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 1 18 bhc phc gnd1 rfao rfin a b e f refi vref ldd lds ldon ghs vref2 refi2 v cc 3 a p c ph bh ph bh 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 36 19 vref2 1.65v 2.5v ph-control 7-mode eq-control 7-mode vref vref vref vref vref ph bh v cc 1 rfsm rhld gnd2 fe te ts v cc 2 eqs fbal tbal sgc refl c d css vref 3.3v 3.3v 5v vref vref vref2 vref vref2 vref2 vref vref vref2 these symbols indicate the phase relationship.
LA9247T ps no.8219-6/6 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 october , 2005. specifications and information herein are subjec t to change without notice.
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