UPC1382C NEC | Alldatasheet

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NE C ELECTRONICS INC 98 ve 6427525 0018330 0 V077707-7 ee ‘TV SOUND IF PROCESSOR AND ATTENUATOR RTE DISCRIPTION HPC1382C is a TV sound IC. It can be operated with no adjustment, using ceramic filters externally. It contains @ DC controlled attenuator, which has wide effective area and gentle characteristic in the chainging, so it is convenient especially for a remote controlled set. FEATURES PACKAGE DIMENSIONS (Unit : mm) © Gentle chainging DC controlled attenuator is convenient 19.4 MAX. for remote controlled sets. © Operation with ceramic filters makes TV sound circuit iAAAAARAA no adjustment completely. La o! © SRPP output circuit can be driven directly. |") © Muting works quickly, V¥VY VY ® Low distortion demodulation. 3 x li, : grt T i} = He 54 ae yee tt e Pee ast 0-15' BLOCK DIAGRAM

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NE C ELECTRONICS INC 9&4 DE—Pb4e27525 0018331 1 C uPC1382C TV BLOCK DIAGRAM , “4 . uPC1382C [renee ANTENNA 7 < VY . fe} eh TUNER ey be es Her He | AGC Demo. [jouT [ SEP. gE CONNECTION DIAGRAM (Top View) Power supply [14] Input for 1F Amplifier (+) AF output [2] [3] Input for IF Amplifier (—) Feed back [3] Lou Pass Capacitor Input for attenuator [4] (71) Regulated Voltage Output of detector [5] [70] Discriminator Muting [e] [9] Discriminator Ground Ig] Controlled voltage for DC sttenustor F 464 a - a ae _ea

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— NE C ELECTRONICS INC 98 DEfPb4e7S25 0018332 3 T uPC1382C ABSOLUTE MAXIMUM RATINGS (Ta=25 °c) Power supply voltage Voc i) 16 v Pin 13, 14 voltage Via. Via 0 5 Vv Pin 2 output current Ip 0 20 mA | Power dissipation . Pg 350 (Te=75 °C) mW Operating temperature Topt -20 to +75 °c Storage temperature Tag 40 to +125 °c ELECTRICAL CHARACTERISTICS (Vcc=12 V, Ta=2523 °C) «Mark f94.5 MHz, 4f*225 kHz, fyy™400 Hz, AMMOD=30 % CHARACTERISTIC SYMBOL, MIN. | TYP. | MAX. | UNIT | CKT } CONDITION i] Total supply current tec i 15 § 20 25 | mA tt Voott2 V Zero cartier . TF limitting voltage Vitim) =, 200 400: uVnms.: 1 °=3 dB point i Detector ovtpet voltage ‘VO AF 460 600 750 omVrms., 1 *UE1O mV ‘ ———ee AM rejection AMR 1 44 -85 ' = dB 1 *vj23mVems DCVAmaximumatienuation ATTvR | 70 ° 8 - — ; GB! 2 fjn™400 Hz, Uj=600 mVe.m.s. | DC VR distortion THOVR © — 1 04 $ 10 : % i 2‘ fin™400 Hz, Vie600 mVrms. Vg25V AF voltage gar Gvar ans | 160 | - | oB 2} fine400 Hz, V;=100 mV.rm.s. Ro=1 KE | IF input resistance + Rin ii far i ka 3} IF input capacitance Cin i 20: ; PF 3 Tt Pind input resistence Ring ! |__20 ka 3 i Pin 4 input capacitance - Cing H ' 28 1 pro: 3 i ! MUTING CHARACTERISTIC . ve aa v 3 465

NEC ELECTRONICS INC 98 DEB eyerses 0018333 5 [o-n -07-O1 pPC1382C : - TEST CIRCUIT 1 . i > * = Ors me DISCRIMINATER : $61 oop we] * Ee . : | | . @) DC Ammeter @-O-0-) oo ©2001 4F vest) 1s wor az Larne g ta te (Gy) VIM 8 . hah onrssF 30 ) THOM 1 TEST CIRCUIT 2 5y Are Swe) O-O-O-O) OO i 1zve 1. le we > a 3 | m8 * rome: oth oor (88) sz #1001 uF Ae {0B ENINM2 1a yee 2 TEST CIRCUIT 3 if . . * . * 1) 0-0 O-O-D - wesceel| O-O-O-O-O-O-O) 2 ve 422 #5001 uF 4 7 to 4 466

NE C ELECTRONICS INC 98 DEpfs4e7525 0018334 7 Po0-17-01-07 yPC1382C SWITCH TABLE Te e[=[ ome selene [o ee] | ee ee Piel | a, saeromvin fe Peet = [= Pe TP = td eee paar sartomvins pe pe f= T= te y= tA Puree ger trsaevena pe few f= |= feta t- ta ee eer eesti ranomven |= [= |e fat fe Pay ta Pima [2 ff weeenmmtinn f= Ye et [evar | 2 | S621 tin400 He, vist00 mvrma. rape pepe l- fe t= T= T= | [Fin ee ee SEER EERE a ee Oe © {94.5 MHz, 2f= 225 kHz, fya=400 Hz, AMMOD#30 % CERAMIC DISCRIMINATOR MURATA CDA4.5MC 20 SPECIFICATION OF DETECTION COIL TOKO TKAC-27071BY TOKO TKAC-26884Y ® Frequency 4.5 MHz 5.5 MHz No loading O 682 20% 602 20% a Turn 1-331KT aT n © 1-2 15%T 13T 2-316T 137 Internal C 82 pF 82 pF Wire 0.12 ¢ OUEW 0.12 @ OUEW 5 as:

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