AN7291SC PANASONIC | Alldatasheet
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Technical content
FM-IF, Detection, Noise Canceller, MPX Demodulation IC for Car Radio . Unit : mm @ Description The AN7291SC is a monolithic integrated circuit ra Ime (ES integrating FM-IF / DET, PNL, MPX into a single chip. J | Bo | BS PNL, MPX is basically the same configuration as previous a sss = AN7465S, but VCO is adjustment-free by using ceramic | a= @ Features TS] Bs |S @ Integration previous 2-chip (IF / DET, PNL / MPX) eH Fen | fo into a single chip @ High IF sensitivity oust. 20 @ = With IF counter output, SEEK sensitivity adjustment [ aft @ Adjustment-free VCO (ceramic lock 912kHz) 03 3s ee @ Fewer external parts (Fewer large capacitance Ms capacitor) © Good control voltage linearity, wide adjusting range 42-Lead PANAFLAT Plastic Package (VSO-42D) © Multipath detection amp. built-in © Voc range : Voc = 7.2V ~ 9.6V @ Block Diagram IFGND GND Voc ia @ ee 6-9-8 aa 6)-6) ia @ peeee ch = = 5 siz I 2nd Limiter Output PNL Detection [ss eset | = Frequency Multipath |_, [ATC ASC Stereo Pilot ty tL rt rr a Demodulator | [ | Leeteation rT b56666566600bb6 b66 @-O-€9-€) Pr Ie enason MB 6932852 0013937 82b a 318