g??a d 2 9 1 5 c po?^?uf cwy?|?nn p c bbsh7]?s?? 2 4\e?r?`%q?' chmc ?a????e?t1??? D2915CP 1 ?????????2?|?a D2915CP ??? ae?? d2915 ?|?ee?ee?o??3y2?e?o?? ? ?a2? dip28 ??a? ?a?? ???3???1???e???a?v???a???|?a? ???e???ao??a?a113?????a3?a? ?? ?a??e?e3???????????y?? ? ????1??o 8~12v ??e 10v ? 1|??? 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 28 3??y? 3???? 3?? ?2??? ee afc ee??? ee?y? ??2 ?e???? ?? agc ?e? agc ???? ???? sif ?? ???2 ?e3 afc ? ?2??| 2 ? ?2??| 1 vif ?? 2 vif ?? 1 ?? agc ??? ?? agc ?3? ?e? agc a?2 ???3? ?2????? ???e? ???? ?? ???e? ?3? sif ?? ?? ?? ?3? afc ?3? ?e3 afc ??| ?? 2 ee?3? ee??? ee afc ?? 1 ? ??a?3??? ?2????3? 3???? 3??3y2 3??3? 1y????1? ?3?
chmc ?a????e?t1??? D2915CP 2 y3???1|??o? y3??? e o? 1| ? ? o? y3??? e o? 1| ? ? o? 1 vif ? ? in vif 15 ??2??| 2 l det ? 2 ? 2 ?? agc ??? adj rfagc 16 ? ? ? ?1 2 v cc2 3 ?? agc ?3? out rfagc 17 ee ? 3? out h 4 ?e? agc a?2 fil ifagc 18 ee ?? ? osc h 5 ? ? 3? out v 19 ee afc ?3? out afc 6 ?2????? in s 20 ? ? ? ?1 1 v cc1 7 ???e???? in sif 21 ? gnd 8 ? ? ?? ?? bi 22 ??a?3??? in fb ? p ? 9 ???e???3? out sif 23 ?2????3? out s 10 sif ? ? in sif 24 3? ?? ? osc v 11 ? ? ? 3? out af 25 3? ?a 3y 2 st v 12 afc ? 3? out afc 26 3? ? 3? out v 13 ?e3 afc ??| l afc 27 1y????1? pro 14 ??2??| 1 l det ? 1 ? 28 vif ? ? 2 in vif2 ???t? ? tamb=25 c ? 2? y ?? 3? ? o? ? ? ? ?? ? ? ? ?1 vcc(v 20-21 ) 12 v i 20 85 ma ? ? ? i 16 15 ma v 2,3,4,24-21 v20-21 0 v 8-21 5.5 0 v 13-21 4.2 0 ? a ? ?1 v 17-21 v16-21 0 v i 5,6,11,23,26 +0.3 -10 i 19 +0.6 -0.6 i 25 +10 0 ? a ? i 17 +10 -4 ma 1|o? (tamb=70 c) p d 1100 mw 1??3?a? tamb -20~+70 c ? ? ?a ? tstg -55~+150 c
chmc ?a????e?t1??? D2915CP 3 ??e? ? tamb=25 c ? 1? ? ? ? e? ? o? ? ?t ?e? ?e ?? ? ?? vif 2?? ??2?3? vo m=87.5% 1.8 2.1 2.4 vp-p ? ? ?? ? v s v o =-3db 50 55 db | ???e?? v i(max) v o > ? 0db 105 110 db | e? ?? s/n vi=80db | 51 56 db | ? ? ?? ? ad m=87.5% 4 8 % ? ? ? ? sp d m=87.5% 3 6 deg ??a?e? f c v o =-3db 4.5 6.0 8.0 mhz ? 2? ? ? ?1 v p 1.9 2.3 2.7 v ???????2??? v nt 1.0 1.4 1.8 v ??????1???? v ni 3.0 3.4 3.8 v ???e???3? v sif p ? s=20 db 100 104 107 db | ???? 1 ??? r i f=58.75mhz 0.8 1.0 1.2 k |? ???y? 1 ??? c i f=58.75mhz 3.0 4.0 5.0 pf ???? 5 ??? r os f=500khz 30 50 150 |? ?? agc ??? g rfagc f=10khz,v 4 =5mv 36 42 48 db ?? agc ????1 v 3(max) 8.2 8.8 9.4 v ?? agc ?e???1 v 3(min) 0 0.1 0.5 v afc ?ee???1 v 2 4.0 5.4 6.0 v afc ?a1???1 v afcsw r s ? 10 k |? 0.5 2.6 3.0 v afc ???3???1 v 12(max) 8.5 9.6 10.0 v afc ?e??3???1 v 12(min) 0 0.7 1.2 v ????2???? | r l ? 68 k |? / 82k |? 30 50 90 mv/khz sif 2?? ?2?3? vo fo=4.5mhz,fm=400hz ? f= ? 25khz vi=100mvrms 200 300 440 mvrms ?????t??1 vi(lim) fo=4.5mhz,fm=400hz ? f= ? 25khz 280 450 | vrms ?e32??? thd fo=4.5mhz, fm=400hz 0.6 1.0 % ????? amr ? f= ? 25khz vi=100mvrms 43 55 db
chmc ?a????e?t1??? D2915CP 4 ?? 1? ? ? ? e? ? o? ? ?t ?e? ?e ?? ??? sif 2?? r 17 6 20 100 k |? ? ? ?1 c 17 f=4.5mhz 1.3 4.3 7.3 pf r d9 2.0 3.0 4.0 k |? c d9 2.1 5.1 8.1 pf rd1 50 200 k |? ?2?1?? c d10 f=4.5mhz 2.9 3.4 3.9 pf ??a ?2???eea?3??? ? 1 ? tsync1 ???? 2.5vpp, apl=50% ,vcc1=10v 4.8 5.1 5.4 | s ?2???eea?3??? ? 2 ? tsync2 ???? 1.0vpp, apl=50% ,vcc1=10v 4.9 5.2 5.5 | s ee afc eea?3??? ? 1 ? tsync3 ???? 2.5vpp, apl=50% ,vcc1=10v 4.8 5.1 5.4 | s ee afc eea?3??? ? 2 ? tsync4 ???? 1.0vpp, apl=50% ,vcc1=10v 4.9 5.2 5.5 | s 3?1e?????? ? ? ? ?1 vfvos ? fvo ? 40~60hz 2??3? ? 0.7vpp ???? vcc1 4.9 6 v 3?1e????a fvo ? rosc(v)=30 k |? vcc1=10v ?????a 54.5 57.5 60.5 hz 3?1?a?3??? tvo ? rosc(v)=30 k |? vcc1=10v ????a?3??? 470 650 830 | s 3????? / ????1?? ? fvo/vcc ? vcc1=12v o 8v fvo 2? 0 1.0 1.3 hz ??a 3? ? ? ? f pv ???? 2vpp, vcc1=10v 39 43 47 hz ee????????1 v hhos ? fho ? 10~20 khz ?? 3?? 1 vpp ??? 16 ??? ??1 3.7 5 v ee????a f ho ? rosc(h)=20k+b=20v ?????a 15.0 15.75 16.25 khz ee???a?3??? t ho ? rosc(h)=20k+b=20v ????a?3??? 21 24 27 | s ee???? / ????1 ?? | f ho /vcc ? vcc2=10v o 8v ??? ?a2? 0 50 100 hz ee?????e? f ho ?| i1 ? 100 | a ??? ??a?? 73 81 89 hz/ | a
chmc ?a????e?t1??? D2915CP 5 ??e? ? tamb=25c ? ?? 1? ? ? ? e? ? o? ? ?t ?e? ?e ?? ??? ???e32??? | p ???? 2vpp r( | )=3.14 k |? , | =v19 10 13.5 16.5 19.5 | a/ | s x ????1|??1 v 27 - 21 0.81 0.87 0.93 v ? ?? ? r 27 16 19 22.5 k |? |??y d2915
chmc ?a????e?t1??? D2915CP 6 2e??
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