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n2206 ms pc b8-7301 no.a0257-1/7 any and all sanyo semiconductor products described or contained herein do not have specifications that can handle applications t hat require extremely high levels of re liability, such as life-support systems, aircraft?s control systems, or other applications w hose failure can be reasonably expected to result in serious physical and/or material damage. consult with your sanyo semiconductor representative nearest you before using any sanyo semiconductor products described or contained herein in such applications. sanyo semiconductor assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all sanyo semiconductor products described or contained herein. LA79107V overview this LA79107V is a mixers/oscillato rs for tv and vcr 3-band tuners. functions ? 3 mixers ? 3 oscillators ? ifout is balanced output ? local osc has balanced output specifications maximum ratings at ta = 25 c parameter symbol conditions ratings unit maximum supply voltage v cc max 7 v allowable power dissipation pd max ta 70 c 455 mw operating temperature topr -20 to +70 c storage temperature tstg -55 to +150 c recommended operating conditions at ta = 25c parameter symbol conditions ratings unit recommending supply voltage v cc 5 v operating supply voltage range v cc op 4.5 to 5.5 v orderin g number : ena0257 monolithic linear ic for tv and vcr 3-band tuners mixers/oscillators
LA79107V no.a0257-2/7 electrical characteristics at ta = 25c, v cc = 5v ratings parameter symbol conditions min typ max unit i cc 1 vhf-l operation 51 59 67 ma i cc 2 vhf-h operation 54 62 70 ma current dissipation i cc 3 uhf operation 54.5 62.5 70.5 ma cg1 f rf = 50mhz, vhf-l 21.5 24 26.5 db cg2 f rf = 170mhz, vhf-l 22.5 25 27.5 db cg3 f rf = 170mhz, vhf-h 22.5 25.5 28.5 db cg4 f rf = 450mhz, vhf-h 19 22 25 db cg5 f rf = 450mhz, uhf 20 23 26 db voltage gain ? 1 cg6 f rf = 860mhz, uhf 15 18 21 db nf1 f rf = 50mhz, vhf-l 12 13 db nf2 f rf = 170mhz, vhf-l 12 13 db nf3 f rf = 170mhz, vhf-h 11 13 db nf4 f rf = 450mhz, vhf-h 11 13 db nf5 f rf = 450mhz, uhf 12.5 14.5 db noise figure ? 1, 2 nf6 f rf = 860mhz, uhf 12.5 14.5 db cm1 f rf = 50mhz, vhf-l 83 86 db cm2 f rf = 170mhz, vhf-l 83 85 db cm3 f rf = 170mhz, vhf-h 90 93 db cm4 f rf = 450mhz, vhf-h 88 91 db cm5 f rf = 450mhz, uhf 86 89 db output voltage causing 1% cross modulation in channel ? 1, 3 cm6 f rf = 860mhz, uhf 93 96 db maximum output power p o max 8 dbm ? fsw1 vhf-l f osc = 100mhz 300 khz ? fsw2 vhf-l f osc = 220mhz 400 khz ? fsw3 vhf-h f osc = 220mhz 300 khz ? fsw4 vhf-h f osc = 500mhz 400 khz ? fsw5 uhf f osc = 500mhz 400 khz switch on oscillator frequency drift ? 4 ? fsw6 uhf f osc = 910mhz 500 khz ? fst1 vhf-l f osc = 100mhz 150 khz ? fst2 vhf-l f osc = 220mhz 250 khz ? fst3 vhf-h f osc = 220mhz 150 khz ? fst4 vhf-h f osc = 500mhz 250 khz ? fst5 uhf f osc = 500mhz 150 khz supply voltage oscillator frequency drift ? 5 ? fst6 uhf f osc = 910mhz 250 khz vbs1 vhf-l band select 0 0.9 v vbs2 vhf-h band select 1.3 2.35 v voltage on band switching vbs3 uhf band select 2.75 5 v ? 1 measured value for untuned inputs. ? 2 noise figure is the direct-reading value of nf meter in dsb. ? 3 desired signal (f d )input level is -30dbm. undesired signal (f ud ) is 100khz, 30%am at 12mhz. ? 4 ? f from 3s to 3min after switch on. ? 5 ? f when v cc 5v change 5%. note) this ic puts the priority on the high frequency characteri stics, so that it should be handled with care to prevent electr ostatic discharge damage. LA79107V no.a0257-3/7 package dimensions unit : mm 3175c block diagram 7.8 5.6 7.6 0.22 0.65 (0.33) 12 13 24 1 0.5 0.15 1.5max 0.1 (1.3) sanyo : ssop24(275mil) LA79107V no.a0257-4/7 pin equivalent circuit pin no. pin name vhf_l vhf_h uhf equivalent circuit 1 3 5 7 uosc_b2 uosc_c2 uosc_c1 uosc_b1 . 2.0 2.7 2.7 2.0 2 4 vlosc_b vlosc_c 2.0 2.4 6 8 9 vhosc_b vhosc_c2 vhosc_c1 2.0 2.6 2.6 10 osgnd 11 12 ifout2 ifout1 2.0 2.0 2.0 2.0 2.0 2.0 13 band_sw continued on next page. LA79107V no.a0257-5/7 continued from preceding page. pin no. pin name vhf_l vhf_h uhf equivalent circuit 14 15 lo2 lo1 3.6 3.6 3.6 3.6 3.6 3.6 16 v cc 5.0 5.0 5.0 17 18 vhf_h_in2 vhf_h_in1 1.1 1.1 19 vhf_l_in 1.8 20 21 uhf_in2 uhf_in1 1.1 1.1 22 mixgnd 23 24 mixout2 mixout1 4.3 4.3 3.4 3.4 3.4 3.4 LA79107V no.a0257-6/7 measurement circuit ! " ? " ? " ? " ? " ? " ? # # |