UTC7613AP linear integrated circuit youwang electronics co.ltd 1
the UTC7613AP is a monolithic integrated circuit designed for the portable am/fm radio or am/fm clock radios.
*portable am/fm 1-chip radio *w ide operating supply voltage range:vc c=3v~13v *power output: po=0.28w(min) at thd=10% ( vcc=5.5v/8 ohms) dip-16 4 3 2 1 16 15 14 11 13 12 10 9 8 7 6 5 am osc am rf input rf bypass audio det output audio power ripple rejection audio gnd audio power output am if output rf gnd am/fm if input if bypass afc/ agc bypass am/fm if output if det input +vcc am f/e osc am/fm if am/fm det power amp reg
(ta=25 c )
supply voltag vcc 13 v supply current icc 44 ma operating temperatur topr -20 to +70 c storage temperatur tstg -45 to 150 c power dissipation p d 600 mw
UTC7613AP linear integrated circuit youwang electronics co.ltd 2 (ta=25 c,vcc=5.5v,fm=1khz; am: f=1mhz.30% mod. fm: f=10.7mhz, d f=22.5khz,unless otherwise specified)
quiescent circuit current i ccq sw:fm,vcc=3v 10 15 20 ma sw:fm,vcc=9v 13 20 26 ma pin 16 terminal voltag v 16(fm) sw:fm,vcc=9v,vi=0 2.0 2.4 3.1 v -3db limiting sensitivity vi(lim) sw:fm,-3db,v 16 =22.4v, vr min 57 db m internal regulated voltag vcc sw :am,icc= 42ma 12 13.2 14.0 v pin 16 voltag v 16(am) sw:am,vcc=9v,vi=0 1.4 1.9 v maximum sensitivity smax sw:am,vcc=12v, vi=37db m ,r l =45 w 1.5 3.0 v total harmonic distortion thd icc=42ma, f=1khz,vo=2v, vr min 0.5 4.0 % output power po f=1khz,thd=10%,vo=2v, vr min,r l =45 w 0.28 w voltage gain gv f=1khz, r l =45 w ,po=50mw 41 db
if gain grouping table: . test condition: vcc=9v(pin13) pin 8 resistance am=47k w pin 16 resistance am=1.2 k w . grouping tabl am v16 fm v16 1.4~1.7v 2.4~2.85v if gain is determined by dc voltage appeared at ic pin16. the dc voltage at pin 16 to the following va lues: am=1.4~1.65v(dc) fm=1.9~2.10v(dc) am gain can be adjusted by the loading resistor value of pin 8(am) from 33k w to infinity. fm gain can be adjusted by the loading resistor value of pin 16(fm) from 390 to 680 w recommended resistance: pin 8(am)= 47k w pin 16(fm)=470 w
UTC7613AP linear integrated circuit youwang electronics co.ltd 3
1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 1 2 3 4 6 1 2 34 6 1 2 34 6 1 2 3 4 6 1 2 3 4 6 1 2 3 4 6 1 2 34 6 ~ ~ fm am sw1 am rf input audio det output audio power input gnd power output vcc icc v13 v16 fm am sw1 1.2k rg=50 rg=600 rf signal audio signal 50 2pf 220pf 0.022 f 0.022 f 680pf 5k 51pf 0.047 f 50 0.01 f 0.022 f 22k 0.001 f 220 f 3.3 f 45 8 470 f 470 f 10pf 4.7k 220pf 0.047 f 470 f sw2 fm if input UTC7613AP
UTC7613AP linear integrated circuit youwang electronics co.ltd 4
15 16 13 14 11 12 9 10 2 1 4 3 6 5 8 7 3 2 16 4 3 2 16 4 3 2 1 6 4 3 2 16 4 3 2 16 4 3 2 1 6 4 3 2 16 4 UTC7613AP 220 f 0.1 f 2.2 100 f 0.002 f 22k 50k 220 100 f 100 f vcc 0.022 f 0.01 f r* am osc l1 8.2pf am bar ant l2 0.047 f am fm sw!a 220pf t3 0.047 f t2 1k t1 2pf 680 *180k 0.047 f 820pf 1.8pf 5.1pf 1000pf 20pf 2.2 f 1000pf *c 220 l5 l4 ksc1674-0 ksc1674-0 15pf l3 20pf 1.5pf ant *3.3k am fm sw1b 1000pf 330 f t4 t5 t6 220pf note: 1) sw1: am position(default) 2) * marking: value of c and r have to be selected for good conditions.
UTC7613AP linear integrated circuit youwang electronics co.ltd 5
t1 10.7mhz 120 1-3 8t 150pf 3 2 16 4 t2 10.7mhz 70min 1-3, 4-6 11t, 2t 70~80pf 3 2 16 4 t3(t6) 455khz 80min 1-2, 2-3, 4-6 91t, 55t, 6t 175~185p f 3 2 16 4 t4 10.7mhz 45min 1-3 11t 79~85pf 3 2 16 4 t5 10.7mhz 25min 1-3, 4-6 7t, 7t 180pf 3 2 16 4 l1 am local oscillator 90min 1-3, 4-6 86t, 7t 3 2 16 4 l2 am ant 200 1-2 (l=560 m h) 3-4 138t, 9t 12 34 v.c gnd gnd pin6 core:10mm(d)x55mm l3 fm ant 0. 8mm (d), uew , tap 5t, 0.5t 5mm 7mm l4 trap 0. 32mm (d), uew 10t 5mm 7mm l5 fm oscillator 0. 8mm (d), uew 4t 5mm 7mm
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