AN5817NK

AN5817NK PANASONIC | Alldatasheet

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. | ICs for TV Panasonic ——— eee Multiplex Sound Demodulator IC for TV in the U.S.A. 1 Overview Unit! mm The AN5817NK is a TV multiplex sound signal proces- y Ee ES 3 sor IC for TV in the U.S.A. It includes all multiplex sound ei im = F demodulator functions needed for U.S.A. TV standard. & = =e @ Features 2 4q bs == # *Single chip IC of TV multiplex sound demodulator for io oq = — the USA standard (combined Zenith with dbx method) s 4 z = * Only 4 adjustment points (two separation adjustments, a E = wl one filter adjustment, and one VCO adjustment) 4 3 Ee= § « Supply voltage : 9+ 1V 4 x == 7—— To pssso2s Lusso. Bre yrezoas, | [assors foot 300 1S* 7=— 15,320.25 42-Pin SDIP Package (SDIPOA2-P-06004) ll Block Diagram Vor SU of g ve BPE [ & [raoogflam sme : + + 9 ar iy 4 Tort Ty] @CD—OC) CHO) ax H Gs Srenewcin | Fa En out © Denes moa a en _ 2 lout (Ta) SAP SAP — Ons L TA ea O-O—O-~HO—OQO-O-ODOO-O-O-O> } si sod ail ovCO o 6 6 6 4708, §f7HF vn) Ta "| fama . Lour Rout TAF Panasonic

336 M@@ 6932652 0014419 193

| ICs for TV AN5817NK —. A SS @ Absolute Maximum Ratings Parameter Symbol Unit Supply current [ee 0 Pover sialon = a LED diving arent = [00 Operating ambit emperte =O |e Storage temperature a 0 Note 1) Ta=25% except operating ambient temperature and storage temperature, Note 2) Allowable power dissipation of the package at Ta=70. Note 3) Flow-in currents to Pin, @3 i Recommended Operating Range (Ta=25°C) Parameter Range Operating supply voltage range 8.0V to 10.0V @ Electrical Characteristics (Voc=9V, Ta=25+2T) Parameter [_symbot_[ Condition [min [yp [max] Unt ics for Tol ara caren roa Lad = f= = Monaural frequency characteristics —2 weal 30%mod. [ -17] -10 | +03 | B (L), (R) output voltage difference Vins £7 300Hz -05 +05} oB , tpt ba TR (Mon) (Mono.) 100%mod, " " = 1kHz Stereo frequency characteristics — 1 Vv £ 300H2 -07 +07} oB reo frequency characteristics a) (L (R) only) 30%mod. ; i _ 1=3kHz Stereo frequency characteristics —3 (te —only) 30% mod. | -20] -10] | B stort f=1kHz |S airininatin ev [Yon | eiszae ti) | | 8 | 22 as f=3kHz - SAP ny hei? SE ome | =3| ef so] *Input level (at 100% modulation) L+R : 0.424Vp-p, LR 0.848Vp-p, pilot } 0.084Vy—p, SAP ! 0.254Vp_p SO Panasonic M@ 6932852 0014420 405 a 337

W@ Electrical Characteristics (cont.) (Voc=9V, Ta=25+2) Parameter [_Symbot_ [Condition Tin [typ Tmax | Unit SAP discrimination level [Vora [foram (5G) | 20 — | @ |nvims SAP discrimination hysteresis [Vers | 7a 7e (6h) | -40| — | 10] se-orramene [baw [Maan wu | — | — | | 8 Note) The characteristics value in parentheses is not a guaranteed value, but reference one on design. Panasonic 338 @@ 6932452 0014421 64)

-.—— $$ @ Pin Descriptions Pin No. Pin name Pin voltage Equivalent circuit Description (Vec=9V) 1 | dbx titer adjustment | 1.2V Les Adjustment of dbx filter control current op Vec SAPO/stereo Adjustment of SAP/stereo filter control 2 sP/sten Lav filter adj. current onD vec ICs tor iv 5 (L) Line- 3 a av L) Line-Out output oxo 4 R output 4IV a. (R) Line-Out output op Voc

5 Matrix (L+R) 4aqv Mauix Circuit (L+R) signal input

i : xp i Veo 19v | © 7 Under the SAP output condition, as Lout Rout © |SAP mode change-over! OV = 0 H (L+R) (SAP) more than 2.5V j tof |) L (SAP) (SAP) less than 0.8V ono SSS Panasonic M@™ £932652e OOL44e2 768 339

i Pin Descriptions (cont.) it Pin voltage ; —— — Veo 19v 7 ‘Stereo/SAP ov GH xa ( H.: Stereo output mode, more than 2.5V_ change-over = L : SAP output mode, up to 0.8V fot | GND Veo 3aVg @ xa t oS (FO H: (more than 4.2V) Stereo output mode i i VY M: (2.2Vt03.2V) Forced monaural Forced monaural mode 8 switching wv ( o LED off (] L: (Upto0.8v) ) Forced monaural mode + LED on rooxal] | [seal 6 ( Vee 19v, H ! Mute mode 9 Mute switching ov ® %o (] Output mute, more than 2.5V LED off l ND Voc 10 | L—R dbx input 4rv © dbx NR input for L—R signal a Gx

1 Vee

ul SAP dbx input 47v dbx NR input for SAP signal 20k2 GND Voc Stabilizing signal for reference

12 Reference 45V @® power supply

340 M@® £932652 0014423 614

@ Pin Descriptions (cont.) Vee 13 | abetiming cunent | 12V lov Control of the timing current for dbx mms. value detection 15k onp Veo 14 Spectral level “Vv ® () ouav Input for the r.m.s. value detection sensor input ° sonal circuit for variable emphasis. xp Veo ICs fork 75nd TV sant, Control of the r.m.s. value detection 15 | Spectral timing 02v recovery-time for variable emphasis spa onp Vee Wide-band level (6) ‘ Input for the rm.s. value detection 16 4.7V O47V ae . sensor input onal} circuit for wide-band expander op Vee 1SHA a Control of the r.m.s, value detection Wide- 0.2V " ide-band timing recovery-time for wide-band expander Iya np Voc ’ (] 20K Spectral level @® Control of the level of variable empha- 18 8.0V ; adjustment sis on $$ SSSSSSSSSSSSSSSSSSSSSssSSMMFssee Panasonic M@ £9328652 OOl44e4 550 341

ll Pin Descriptions (cont.) . Pin voltage ‘ oun — Vec 19 Spectral CCA. 4qv @® []29%0) To eliminate the DC offset for variable offset elimination : emphasis CCA on Vee [] roe 29 | Wide-band level s0v @) To adjust the level of wide-band ex- adjustment pander 8 s0ua on Vee 21 Wide-band CCA 47V Qi} {]29.sk0) To eliminate the DC offset for wide- offset elimination i. band expander CCA. ‘xp | Veo i } 22 Stereo LED To connect the stereo LED tok GND Veo 23 | Pilot signal detection | 6.8V To detect the stereo pilot signal 213ka ska ox _ _ — Panasonic

342 Mi 6932852 0014425 497

ll Pin Descriptions (cont.) Pin No. Pin name Pin voltage Equivalent circuit Description (Vec=9V) =|] —_ ~ Vee 1.230 Stereo VCO To adjust the stereo PLL—VCO oscil- 26 78V > ac adjustment lation frequency 100A op ICs fork Vee iv A 27| Stereo PLL filter 4 To connect the stereo PLL low pass filter ska _ nD Vee 28 | Stereodemodulation | 4.7V @) _ Input pin of the stereo demodulation input circuit [} sox Vv xp Vee To detect the noise of SAP-malfunction

09 SAP noise av ® prevention-circuit

level setting a Mutes the SAP demodulation [] soca at noise detection oxo Ly SAP noise ra To set the noise level of SAP-malfunc- 30 level setting 3V = Ly exay | tion prevention-circuit soko. Gx Se Panasonic MM £932852 0014426 323 343

i Pin Descriptions (cont.) i Pin voltage , 5 =a Veo . Fine adjustment of oscillation frequen- 31 | SAP VCO adjustment | O.1V cy of SAP-VCO (Normally, not used) 5500 5000, xD ai “ Vor

33 SAP-LED Toa SAP-LED

‘exp Veo [J1seo @ saa [Vv . 34 | SAP carrier detection | 2V Cr Seat the carrier level of SAP- GND Ls" G5) Lo 4 (L-R) . 35 demosune. output | 4°V () (L=R) demodulation signal-output xp Voc t “as ov j 36 | SAP output detection {ovatsaPOn | G6) He wer ‘ov eaten the line-out, wv) = ‘GND | Panasonic

344 Mi £932652 0014427 2bT

Pin Descriptions (cont.) ‘ Pin voltage - , - Vee 2000 37 SAP demodulation 3.5V SAP-demodulation signal-output output xO 120 GND Vee 38 | Stereo filter output 4.0V @) tf Stereo-filter output 6 ws GND Ve ICs for = ts —S a = ® 8 39 | Composite input 4.7V Composite-signal input Weoxct v xp Vee 40 (L+R) 4.0V © t (L+R) demodulation-signal output demodulation output z= Qicopa xp Veo 43V [] 200. 41 | fy monitor output 23 @) Stereo-PLL VCO-oscillation monitor Stereo ey l Sold at LED ON Qs0na] xp Vee Quasi-sine wave @ [V To a low-pass filter of the quasi-sine- 2 . 47V P filter wave circuit [Jima Y exp —_—. Panasonic MH 6932852 0014428 1Tb 345