TA8110AP TOSHIBA | Alldatasheet
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- Sea A lan nine - 1 nn TA7787AP / AF i = TAB8IIOAP / AF T-77-05-07 ——' AA/FM IF SYSTEM Unit in mm 1 TA7787AP/AF, TAS110AP/AF are the AM/FM IF SYSTEM ICs TATTOTAP | 1s e which are designed for Radio Cassette Players and ee TABI 10AP eiteat eee TASLIOAP/AP is Upper Heterodyne use and TA?787AP/AF cores esss is Lower Heterodyne use. ° ag9Maxr | 162t025 + AM Detector Coil and IF By-pass Condenser are 3 i not Necessary. + Common Output for AM/FH pi . yl o~is* + One Terminal Type AM Low Cut Circuit is bufit in. | Geen] [asesame + AM OSC Circuit with ALC 1s adopted, tLitsor ane Teed pitoh ie 254 and tolerance ie + PM Soft Muting Circuit is built in. 4020 againet theoretical center of . . A Terminal is provided to stop the FM MPX IC VCO each Jead that is obtained on the Ss: basie of No.1 and Mo.16 lends. - during AM reception and when the FM signal is too [gs . weak. . + Low Supply Current. (Voc=3V, Ta=25°C) Weight : 1,003 FH : Igc(1)=5. 3mA(Typ.) "Unit in om AM : I[ec(2)=4. BmA(Typ.) TATTSTAF + Operating Supply Voltage Range. (Ta=25°C) 6 8 FASIIOAP. Vec(opr)™1.8~8.0¥ (TYP: Voc=3¥) F DETAIL 5 . O05) TIP *'5 sso MAXIMUM RATINGS (Ta~25*c) as ebuAX e6t06 CHARACTERISTIC | soon | xarins | unr |! $7 3 Guppiy voltage [ve | 3 | v | raat fue current | ua fi 30 [mm Potty} lfaan B88 LED Voltage | vue | 30 |v | 3 Power Dissipation jess | re | tse aw | @iote 1) (ore 2) 350 | f Storage Temperature | Tetg | ~55-130 | ec [Lr0enro _—viewaey | Weight : 0.14g Note 1 : TA7787AP, TABLIOAP...DIP~16, TAT7S7AF, TABLIOAF.,.MFP~16 Mote 2: Derated above Ta=25°C in the proportion of 6aiW for DIP=16 and of 2. 80h for MFP-16. SS SS ees AUDIO LINEAR Ic= : =7193—
— TA7787AP / AF a } TABSTIOAP / AF YY 1377-06-07 BLOCK DIAGRAM 7 AM FM MUTB Oo o~0 O Xe PIF Ino me 9 3 wx £3 9 MPH i). _ ied at arr cam Cal : pxtow cor] | ae | Lo : LwO—@ Om —-O—_Oon Om Om Ore f ; 1" Te — BYPASS [ose Lowcur : , em PS fanaa ® ° TERMINAL VOLTAGE AT NO SIGNAL (¥oc=3¥, Tar25°C) [sean [rT prem em ee a a |_2 | cam ar ay-pass) [v2 faa Pa | 3 | cant 080 7 =e rw aren Te = | 5 | (aw Low cur) v5 [oa | es Ke aes | 7 fom |= fv eC) re er ree a OT CE | a1 | x ver) m1 pee fee (0 STOP oF Twa p= GM TP IK) vas } [v | [Pearce on a ee (AM-PM_ SWITCH) a ery -~74—
TTT ing aaa -_ as —/ 4 TAT787AP/ AF - -T-77-05-07
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, Ta=25°C, Voc=3V FM : f@10.7MHe, 4f-t22.5kHz, formikiz AM 1 felMHz, Nod=30%, fm=lkHe ace om wee ol ~ [toca |, [Pa Mode vero T= 5-3 | 8.2 | Seely Coreen a Mode _Va4eO [5 [iaput Lintting Voltage |Viw(1im)| 7 | -348 Limiting Point 49 | an | Recovered Ouptut Vottage | voo || varéoama | 8] t0'| 110 [oven Signal to Notse Ratio s/w Oe ° }- | a] - || mL Total Harmonic Distortion} THD Vine80dBu | - [o2] - | =] mt nejection mario [am | 2] vweoms | - | 2] - | lamp On sensieiviey [wy [1 | tim a | a | oo | ae | fen Stop Senstesvity | vero | 2] | - | pa fuciog tever | wn | | aan, ama | - | af - | a [7 in Saturetiog Voleane [vis _2| tiri0us, veu.av | =| 00 | 300 | aw ia Pia Gaturation Voltage] woo | 2] worrt0ua | - | | | or Recovered Output Voltage | Yop —[ 1 | Vuwrsoans, vee | —30| 75 | 100 [etre ee Pipa pete te} | Seer er | vam Bea — |aa | Gain joy | a] vnrz6apy | 22 | 33 | 70 [Ven .Joutpue Resistance jms | x [tie do | [am wode | = | tof = | ‘* Vin OPEN Display aes eee AUDIO LINEAR Ic= =795- .
\\ ~TA7787AP 7 AF LY 1-77-05-07 TEST CIRCUIT 1 , FW MUTE e AM oVec™3¥ | cS a ee oe 43k0 our : mo [8 SE: ay ey py els Fa) ES Co) P| od . Ea ra (AM/ 7M S0us) oe , oa , OOOO OOO . AM-LK AM~ ‘AM ‘AGC OND o22ur fa | % vowcur ‘izp 3 ° ko § n le & FE} 2 Ge ¢ pol lade Vie “ =] AF 0M . o102V
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"COIL DATA (TEST CIRCUIT) 8 : SUMIDA ELECTRIC Co.,Ltd. pom |e oleol *bapanspa] oe | om | Ea T2 AM IPT | 455kHe | isolizo| | [ 15[ 0.06 uew | 2150-2162-165 |- , Se Ea Oo ‘ Tl: AM OSC “oP: at TFT 13: FM DET vc, Yor CP. Yoo le ome
3 Ry D 7
o- © Om) Or © 4PIN - 14PIN OnD = 15PIN == "TOSHIBA 23225 secret seers cere eee —796-
: lf TA7787AP/ y, , {fp Une : T-77-05-07 INTERNAL CIRCUIT AND FUNCTIONAL DESCRIPTION 1. AM OSCILLATION CIRCULT (Fig.1) © Ls For adopting the level control (ALC) circuit, — the oscillation level is stabilized. (3) [J CI The oscillation frequency can be made up to about + [ auc | 30MHz and can be applied to SW band, The relation at : + of the oscillation voltage and the oscillation as current to Q of the oscfllation coil is shown in Graph 1. Pig.1 AM OSCILLATION CIRCUIT 2, AM LOW-CUT CIRCUIT (Fig.2) This circuit can improve the clearness of the AM audio by decreasing the low-frequency content B00 Vosc-losc — 400 . of the output signal during AM reception. ; PT 4-4 - 0 300 . The cut-off frequency fL is determined by the 3 rltLittttt 5 . internal resistance 22kn(Typ.) and the external = oot TTT TTT Ty TXT rose capacitor C5 of G)pin ax following: Z NH | vose [1 3 wo TN et 00 te 1__.—~ (Hz) [aT tose |] L" “Qxexd2 x10" * oL- L LTT Trrrr}, ° 10 a » e 50 By serially connection the resistance to the . Q OF OSC COIL capacitor C5 between pin and GND, the detection output level of AM can be reduced, : Graph 1 Vosc. Tosc - 9 nk CS . © > . . . . . Yop — fa | BE TT Tih | 3 e HAE =e EHH) ! BE || . a COT Zest ST j y Yaw : 2 SE oe SAH | “e “3 st ac | 28 wi Nw * 280 id A} a AA Fy © @) - eo NT bs FR EE SM cs 8 oth (i) Ue J | : . MODULATION FREQUENCY fm (kHz) | . Fig.2 AM LOW CUT CIRCULT . Graph 2 VoD - fu |
TOSHIBA, ELECTRONIC O2 DEffsoa7e47 oo17b4a 5 Bf. POW 9087247 TOSHIBA. ELECTRONIC """"02E 17641 ~\\)-7A77870P /AF Q\\\\ QTasti0aP / AF db \\ wes 3. AGC CIRCUIT The external capacitor C6 of @)pin is the THD — fm | smoothing capacitor for AGC. The varying yg “(| |] ][l veo=sv condition of the capacity value of C6 and eos fh TT TTT) trv—ancie the frequency characteristics of distoreton & — {IM TT TTTTH fvmsset are shown in Graph 3. aS 6 Aa be Me ge th "I 4. FM IF AND DETECTION CIRCUIT EM ‘ HI eee TTT The input impedance (@ pin) of IF 3 SANT Ta amplifier is set at 3300(Typ.). & {i Ss Pei zg . output in TA7787AP/AF and TA8110AP/AF MODULATION FREQUENCY fm (kHz) are reverse to each other, and when assembled with TA7378P (IC for FM front * end with diode for AFC built-in), TA7787AP/AF becomes for the lower heterodyne use and TA8110AP/AF for the upper heterodyne use. Veo a varraran/ar of A v E Q9 ! Inverted output an | TABLLOAP/AP AS ‘ of LED driver r . 10.7MHz ORO 5. FM/AM SWITCHING > FM/AM switching is made by the voltage of ¥ig.3 TERMINAL TO STOP ¥CO | © pin. i === TOSHIBA ==>3=2e=e2s assesses ee —798— \\ |
TOSHIBA, ELECTRONIC D2 DEW) 9097247 oo1rb4a 7 ii [ {9087247 TOSHIBA. ELECTRONIC “O2E 17642" D lf ouoq ap oN Vy T-77-05-07 y, 6. ‘TERMINAL FOR MPX VCO STOP ‘ By using (2) pin, VCO of MPX IC can be stopped. | The output circuit is shown in Fig.3, and the connections to MPX ICs (TA7370P/F and Yeor Yors 'TA7343AP/AF) are shown in Fig.4. @© © © © TATTB7AP /AF 7. CONNECTION TO MPX IC In case of connecting MPX IC secondarily 390 to this IC to make the stereo function, it is conventionally necessary to switch Yee (9) (2) @ (3) Vec2 the capacitor C9 with AM/FM in IF output. TAP /) TA7787AP /AF TA7787AP/AF and TA8110AP/AF are changed . ts over to 10kQ in AM and 5000 in FM, Fig.4 CONNECTION TO TA7343AP/AF the frequency characteristics of AND TA7370P/F . AM/FM can easily be changed with a : piece of the external capacitor C9 as i shown in Fig.5. TATIBTAR/I 1008 (you : The frequency characteristics in this Tasiioap/“AFO TAH) TATS43AP b- on i state are shown in Fig.6. by faus16kHz gS 5 frm 300 kHz ii 21] Fig.5 CONNECTION TO TA7343AP . & \\ AM Ne . 2 H 1 { ' H i 15~20kHz (250 ~ 300kHz f Fig.6 FREQUENCY CHARACTERISTICS OF DET OUTPUTS [SRS es AUDIO LINEAR IC== —799— .
TOSHIBA, ELECTRONIC U2 Depp a097e47 coi7e4a 9
9097247 TOSHIBA, ELECTRONIC O2E 17643 OD —
a 7 [S| oF Yop» Yno» V6, THD, AMR—Vin g vemsv | TTT TTT a ofatazsue LL TT TTT). ~ [o.
5 COHAN TT [
: B 20 a NG os § bose EN -60 ss wll Ss os & 02 Lt ty Te RNiio LE) ‘ ; eo LTT TTT TPP r rey 08 0 2 40 60 80 100 120 ‘ INPUT VOLTAGE Vj, (dB) . a 2oF™ Yop, Yo(pe), THD — 4¢ 18 | gm TN ES | = A iN g Es : NA eT PTT yet V we Fy . 5
7 Vit vod pee | de LE
e [| [ALN fem TP a fs B S00 =200 0 200 m 2 . 5 CHANGE IN FREQUENCY 4f (kHz) ; : a oe Yoo — fm 3 easy 1 _ oom 8 5 fiomto7m || TTT TTT ; z ATT aa . 8 it LUI Pr Ti a E 10 POI PT | - 8 fC Tr Tn. i 8-15 | | : : Coo ; : E ool TUT IPT | O01 0305 1 305 10 3 50 100 ' = MODULATION FREQUENCY fp, (kHz) === TO SHI BA ===8=s2esseea ecco rm een er ee ET | —800—
TOSHIBA. ELECTRONIC G2 pe ff s097247 oo17.44 in} Ir 8087247 TOSHIBA, ELECTRONIC. oe 17eaq | cone ee Sb TA7787AP/ AF. - TAS8TIOAP / AF | T-77-05-07 : tM Yop: Yno, V6, THD — Vin e - _ & Voo=3V id “een TTT ETT Le LE | a LA “| © 168 a See 3 7 BT TT 2 he bol tN pe TTT TTF Lg * “Tee, TT Perce ' b 0 er. 2 Ui INPUT VOLTAGE Vj, (dBa) x wot Von: THD — Mod A : e fem cLL TTI fe Eaem | Presy e Ee “LETT Psfioe | : ov J a ol Deri VE - ° APSE oe é | MODULATION Mod (%) AM Vop ~ fm g “Meemsy TTT TTT ; © of vin=ooeee Lapcoaretare tH : a TTT NTT S ee j . “or “MODULATION FREQUENCY fm (kHz) . | Stee SE AUDIO LINEAR IC== ~801— — a
“TOSHIBA ELECTRONIC D2 DEBfao97247 oo17e4s 2 > \\TA7787 AP 7 AF \\ _ a T-77-05-07 . 1» R.R— Voc : 8 [ | | AM: Vjq=60dBus fyq=1MHe 3 5 |_|. FM : Vin=80dBA, faq some ° rt fpip=120Hz, Vyip=50mVems g a COCCI e LIREE} Pe TT | fo LCP eT , | es -l{ tT TTT TT SUPPLY VOLTAGE Voc (V) : oo Von» Vin(1im)» Ieca@ — Voc Joe e LCLITTTITTT I II |. = of [| | vontoanmeontinw) | | | 8 5 LITA TTT TTT ly? Eg col ioe LETT Th ag ae Af=£225KHe ft tt | Tf a a8 yo[vinmeot | toon | ot dnd | ge E | | eet | Bef iT | | teem Fé 60 4 “ CETT TTT itt) ° SUPPLY YourAGE Vee (¥) . ont Yop: Vin(lim) — Ta ; . ELE TTT g +++ Yoo(osn=somVem) | | | |_|, 8 8 [TTTTTTITTITTre é : gaol ertnme LL TT TT |, 6s Be eg Cy - 4f=422.5 kHz rt g= . 88-0 na we ; }t +} ret | ° F otttt litt tren, & LT tt Tit tty ttt 40 20 0 20 40 60 80 AMBIENT TEMPERATURE Ta (‘) === TOSHIBA =33023=sssesssessses eee —802—
TOSHIBA ELECTRONIC O2 De Bp s097e47 OO?bYb 4 C Se" 9087247 TOSHIBA. ELECTRONIC _ O2E 17646 5 | if ce iets reece “TA7787AP/ AF. -.- TA8I10AP / AF f was. : T-77-05-07 sw Yop: Vno» V6, THD — Vin ¢ ye TTT wf ern] & beg 3 20 pZaNDZanl fm=1kHz Jog © Ly) & a CLEEPKET TT [mene 1g, g & vol Lf | Nie [TAT 8 - aL VET Aer gle g ATO OAT LTT TT Ae 1 TT 3 0 2 40 60 80 100 120 & : INPUT VOLTAGE Vj, (dBa) of Yop: Iecq — Yee . . ~CELELCErTree. 8 1 Pewtoaterinrm |_| § 8 “CRPCETTITrre,: ge =e rt aa Beer Po a TT Frie=snare), 6 BCC sary CECE EF | viene | . ° * surpur Voutace veo ow . . oft Vop — Ta “TUTTI TTT Ty).
8 Rewasrrare T|, g
8 CPP PTT rrr? = fg» LO, a 88 ol LLLE TPL PEK TO, 2 po a “Teme TTT TTT |= Boies COCCECCee . vigrsoeoe TE PPTL 40 20 0 ~ 40 60 80 AMBIENT TEMPERATURE Ta (‘C) es AUDIO LINEAR IC== - =803—- . 7