1/2 vco specification preliminary 1 . a p p l i c a t i o n transceiver tx 2 . p a r t n o . SV421ET0014 3 . d i m e n s i o n s side view bottom view mod g out vc g v b max3.5 12.4 sv421 et0014 ?? se 371 9.0 vc vb g g mod out 4.6 2.0 2.0 10.0 8.0 6.8 out : rf output v b : power supply vc : control volt. g : ground mod : modulation note : there is no mark of terminals on the case. unit : mm toleransces : unless otherwise specified,+/-0.3mm : terminal electrodes 4 . m a r k i n g pin id sv421 et0014 ?? se 371 part no. se : manufacture?s mark 3 : last numeral of p r od uction year 7 : production month 1,2,3...x,y,z 1 : product no. SV421ET0014 soshin electric co., ltd jul.1,2003 www.datasheet.in
vco specification preliminary 2/2 SV421ET0014 soshin electric co., ltd jul.1,2003 5 . l i m i t i n g v a l u e s value i t e m t e s t c o n d i t i o n m i n . t y p . m a x . unit supply voltage vb 2.85 3.0 3.15 v control voltage range vc 0.5 1.25 2.0 v current consumption vb=3.0v, -10deg .c up to +60deg.c - 4.8 5.5 m a vc=0.5v, -10deg.c up to +60deg.c - 417.8 421.57 oscillation frequency vc=2.0v, -10deg.c up to +60deg.c 423.0 426.8 - mhz control voltage sensitivity vc=0.5v up to 2.0v average 4.5 6 7 .5 mhz / v load=50ohm, +25deg.c+/-5deg.c -4.0 -1.0 +2.0 dbm output level load=50ohm, -10deg.c up to +60deg.c -5.0 - +3.0 dbm phase noise offset=12.5khz, -10deg.c up to +60deg.c 106 111 - dbc/hz audio mod sensitivity fm=1khz, vm=100mvrms 1.0 1.5 2.0 khz pushing figure vb=3.0v+/-0.15v, ref=3.0v -0.5 - +0.5 mhz pulling figure vswr=2 for all phase, ref=50ohm -0.5 - +0.5 mhz temperature stability -10deg.c up to +60deg.c, ref=+25deg.c -1 - + 1 m h z harmonic suppression till third harmonics - -25 -10 dbc operating temp. range -10 - +60 deg.c storage temp. range -40 - +85 deg.c note:unless otherwise vb=3.0v,v c=1.25v,ta=+25deg.c+/-5deg.c,load =50ohm 6 . m e a s u r e m e n t p r o c e d u r e out gnd vb vc dut 1k?? 10uf 10uf 1000pf 10uf 10uf 1k?? vco tester hp 4352a 2sc3624a mod 0.1uf 1000pf 7 . r e c o m m e n d e d l a n d p a t t e r n 2.0 2.0 1.5 4.0 1.5 mod g out 7.0 vc g vb 2.0 2.0 13.0 11.0 note : a ny line pattern shall be avoided on shaded portion. unit : mm www.datasheet.in
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