Ordering number : EN1506D Monolithic Linear IC LA1260 FM/AM Tuner System for Radio-Casette Recorders, Music Centers Functions Package Dimensions FM : IF amplifier, quadrature detector, AF preamplifier, unit : mm tuning indicator drive output. 3006B-DIP16 AM : RF amplifier, MIX, OSC (with ALC), IF amplifier, Detector, AGC, tuning indicator drive. LA1260 Features Minimum number of external parts required (No AM detection coil required). High S/N : FM 81dB AM 53dB Low-level AM oscillator with ALC : Pin 16 OSC output MW 130mV SANYO : DIP16 SW 70 mV to 90 mV (7MHz) (24MHz) Less AM whistle interference : Whistle 1% at input 100dB/m. On-chip LED tuning indicator driver. On-chip FM/AM selector. Independent FM/AM output pins : Possible to set FM/AM frequency characteristic independently. Specifications Maximum Ratings at Ta=25C, See specified Test Circuit. Parameter Symbol Conditions Ratings Unit Maximum supply voltage V max Pins 6, 12 9 V CC Maximum current drain I max Pins 6+7+12 50 mA CC Flow-in current I Pin 7 20 mA 7 Flow-out current I Pin 15 0.1 mA 15 Allowable power dissipation Pd max Ta70C 450 mW Operating temperature Topr 20 to +70 C Storage temperature Tstg 40 to +125 C Operating Conditions at Ta=25C Parameter Symbol Conditions Ratings Unit Recommended operating voltage V 4.5 V CC Operating voltage range V op 3.0 to 8.0 V CC SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN N2897HA (KT)/33194HO/O067KI/8225MW/4045KI/8084KI, TS No.1506-1/14LA1260 Operating Characteristics at Ta=25C, V =4.5V, See specified Test Circuit CC Ratings Parameter Symbol Conditions Unit min typ max AM Characteristics : f=1MHz Quiescent current Icco AM V =No input 7.5 10.5 mA IN Detection output V1V =23dB , 400Hz-30% mod. 33 28 23 dBm O IN 17.33155 mV S/N ratio S/N1 V =23dB , 400Hz-30% mod. 18.0 21.5 dB IN Detection output V2V =60dB , 400Hz-30% mod. 19.0 16.0 13.0 dBm O IN 87 122 174 mV S/N ratio S/N2 V =60dB , 400Hz-30% mod. 48 53 dB IN Total harmonic distortion THD1 V =60dB , 400Hz-30% mod. 0.45 1.3 % IN THD2 V =100dB, 400Hz-30% mod. 1.5 3.0 % IN LED lighting voltage V I =1mA 22 30 38 dBm LEDAM C Oscillation output (24MHz) V 60 86 120 mV OSC24M FM Characteristics : f=10.7MHz Quiescent current IccoFM V =No input 8.5 12.0 mA IN 3dB sensitivity V lim 3dB down, 400Hz-100% mod. 35 42 dB IN Demodulation output V3V =80dB , 400Hz-100% mod. 12.5 9.5 6.5 dBm O IN 183 260 367 mV S/N ratio S/N3 V =80dB , 400Hz-100% mod. 77 81 dB IN S/N4 V =80dB , 400Hz-30% mod. 71 dB IN Total harmonic distortion THD3 V =80dB , 400Hz-100% mod. 0.55 1.2 % IN THD4 V =80dB , 400Hz-30% mod. 0.05 % IN LED lighting voltage V I =1mA 39 49 dB LEDFM L AM rejection ratio AMR V =80dB , 400Hz-100% FM mod. 60 dB IN 1kHz-30% AM mod. Equivalent Circuit Block Diagram No.1506-2/14