kas notiek ar PLL ar makro VCO?

[hanjiemy]

hi, katru vienu.
zemas VCO nervozēt, es izmantot hspice VCO makro vietā LC tvertne VCO.

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VCC VCC 0 2,7
vee vee 0 0

xin2 Vtune 0 out1 out1b VCO F0 = 141meg kf = 35meg Phi = 0,0 out_off = 0,0 out_amp = 0,1. Makro VCO ar INB veic outb F0 = 100k kf = 50k Phi = 0,0 out_off = 0,0 out_amp = 1,0
GS 0 s poli (2) INB ar c 0 0 '6 0,2832 e-9 * F0 "0 0" 6 0,2832 e-9 * KF "
GC c 0 poli (2) s 0 INB 0 '6 0,2832 e-9 * F0 "0 0" 6 0,2832 e-9 * KF "
cs s 0 1 N
cc c 0 1 N
e1 s_clip 0 pwl (1) s 0 -0,1, -0,1 0.1,0.1
e no r s_clip 0 out_off '10 * out_amp "
eb outb r s_clip 0 out_off "-10 * out_amp"
. Ic v (s) = 'sin (Phi) "v (c) =' cos (Phi)"
VR r 0 1,86
. EOM

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bet pēc pāris mikro sekundes, tā zaudēja svārstības.(Šis makro šūna nav problēma).var u encounted problēma kā šis.kas notiek??

paldies