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# p- H- D: K) ^' x5 J/ M最近在放一个简单的PLL电路,发现分频器CD4040B不能正常工作,输出的总是两道红杠,期望有人给指点一下。
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4040的model
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* CD4040B CMOS Ripple-Carry Binary Counter/Dividers
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* The CMOS Intergrated Circuits Databook, 1983, RCA Solid State) h; `" x* f$ D: t
* atl 10/3/89 Update interface and model names
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! H2 \. {6 V9 {.subckt CD4040B INPUT RESET Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9 Q10 Q11 Q12
" D. ]1 ?. \+ l+ optional: VDD=$G_CD4000_VDD VSS=$G_CD4000_VSS
$ K6 k- J6 H! r' a$ ?4 |; m M+ params: MNTYMXDLY=0 IO_LEVEL=0
N- Z' u7 }) L+ yUBUF buf VDD VSS8 l0 Y# U9 l5 j& c' \ |
+ INPUT IN
$ B1 X, _6 T1 v" c' l# y% h+ D0_GATE IO_4000B_ST IO_LEVEL={IO_LEVEL} : Y3 e7 {/ B) V4 u6 z
UCLRB inv VDD VSS
, W R- i' |" v7 x+ RESET CLRB w: j6 y% O% c1 A; ]9 Y, g
+ D0_GATE IO_4000B IO_LEVEL={IO_LEVEL} ' o/ a3 c0 o# x v n" ]/ \
UT anda(2,10) VDD VSS, ]8 w/ W7 Y0 [# T
+ Q1ID Q2I
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+ T4 Q4I
% }2 W& C6 c$ ] d- [+ T5 Q5I
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+ T7 Q7I
+ R, U; ^- J6 w! J) M0 j+ T8 Q8I
% ^5 C8 t! k3 u" c4 T- D+ T9 Q9I
( n8 `6 c7 T' q' W0 O+ T10 Q10I
. w) u7 O7 W' I- e) k+ T11 Q11I
8 G& v, e# r: V' a, s; C+ T3 T4 T5 T6 T7
8 M2 a/ ~8 l" Q! Y) m+ T8 T9 T10 T11 T12
1 W% C( e4 t |8 i. f+ D_CD4040B_1 IO_4000B MNTYMXDLY={MNTYMXDLY}
9 x" i. E3 Y+ o4 i8 H4 uUQ1ID buf VDD VSS" k# s6 U# G3 q0 n" O! k' N
+ Q1I Q1ID - s7 h( P5 p) T9 k+ K7 H% t4 _' G
+ D_CD4040B_1 IO_4000B MNTYMXDLY={MNTYMXDLY} 7 ]7 e$ e! S6 w& u: J
UQ1I jkff(1) VDD VSS
n+ {5 Z7 f7 z: G+ $D_HI CLRB IN $D_HI $D_HI Q1I $D_NC
3 ?; M. h, ?. k# s6 {+ D_CD4040B_2 IO_4000B MNTYMXDLY={MNTYMXDLY} IO_LEVEL={IO_LEVEL}
7 @& n1 }/ N2 e: tUQ2I jkff(1) VDD VSS9 m3 J+ L; x5 a
+ $D_HI CLRB Q1ID $D_HI $D_HI Q2I $D_NC 8 t7 l+ E% ]0 e9 X/ Z' g
+ D_CD4040B_3 IO_4000B MNTYMXDLY={MNTYMXDLY} + u+ y4 D- n9 O" E5 }/ C
UQ3I jkff(1) VDD VSS# O) q0 @( q& t R5 W
+ $D_HI CLRB T3 $D_HI $D_HI Q3I $D_NC % H4 i" h; j0 I2 b3 T3 m' ^
+ D_CD4040B_3 IO_4000B MNTYMXDLY={MNTYMXDLY} 7 w" [6 m, V6 P3 h& G
UQ4I jkff(1) VDD VSS
' l) p) x' X+ v' j3 K2 [7 f+ $D_HI CLRB T4 $D_HI $D_HI Q4I $D_NC
2 u, Q0 Q, _3 b8 Z- Y- O+ D_CD4040B_3 IO_4000B MNTYMXDLY={MNTYMXDLY}
; i9 L- D! p0 e1 nUQ5I jkff(1) VDD VSS, o! s4 l D* b6 q8 N8 z
+ $D_HI CLRB T5 $D_HI $D_HI Q5I $D_NC
3 g6 Y. l$ X$ H/ V3 N+ D_CD4040B_3 IO_4000B MNTYMXDLY={MNTYMXDLY} * W* K2 m3 M8 ]
UQ6I jkff(1) VDD VSS, A' ` E, F( M4 ]2 `& [
+ $D_HI CLRB T6 $D_HI $D_HI Q6I $D_NC M- p. n. F- I: u
+ D_CD4040B_3 IO_4000B MNTYMXDLY={MNTYMXDLY} 1 I4 J/ |" ]7 A' y
UQ7I jkff(1) VDD VSS
* W/ S, l) T: R* m: @ k+ $D_HI CLRB T7 $D_HI $D_HI Q7I $D_NC 7 R5 }' s$ c1 n
+ D_CD4040B_3 IO_4000B MNTYMXDLY={MNTYMXDLY} # y8 v' M8 D# A. C% ]
UQ8I jkff(1) VDD VSS
: E' M: P% [3 c E: {+ $D_HI CLRB T8 $D_HI $D_HI Q8I $D_NC 5 c2 G, B7 G/ h) C3 q6 I# k; e6 W
+ D_CD4040B_3 IO_4000B MNTYMXDLY={MNTYMXDLY} / l+ ^# p% C+ G0 k4 o7 ^
UQ9I jkff(1) VDD VSS' k* V* O# T0 n
+ $D_HI CLRB T9 $D_HI $D_HI Q9I $D_NC
( U0 W. D2 Q; W) Q3 O" t+ D_CD4040B_3 IO_4000B MNTYMXDLY={MNTYMXDLY} 1 ]" v$ U) T# L: T
UQ10I jkff(1) VDD VSS* a- T) z9 U& m8 {1 X4 p
+ $D_HI CLRB T10 $D_HI $D_HI Q10I $D_NC
- _5 y3 e/ w7 D3 g+ D_CD4040B_3 IO_4000B MNTYMXDLY={MNTYMXDLY} # @9 ]1 }; @1 m1 ]
UQ11I jkff(1) VDD VSS
2 w3 o) V( t* W2 k1 S: `+ $D_HI CLRB T11 $D_HI $D_HI Q11I $D_NC : m* H& O7 @& V5 L; [) l4 Y0 k, G
+ D_CD4040B_3 IO_4000B MNTYMXDLY={MNTYMXDLY}
$ H5 z8 _* \+ D- RUQ12I jkff(1) VDD VSS( B2 v, D% \6 N% G. Z5 {7 m% v
+ $D_HI CLRB T12 $D_HI $D_HI Q12I $D_NC : d. e% g* Y k9 [
+ D_CD4040B_3 IO_4000B MNTYMXDLY={MNTYMXDLY}
7 {3 P2 T! F" ]6 s' rUQ1 jkff(1) VDD VSS: w: y) e: E1 I$ Q0 l
+ $D_HI CLRB IN $D_HI $D_HI Q1 $D_NC 4 N. h/ V1 H- U! g" w; x
+ D_CD4040B_4 IO_4000B MNTYMXDLY={MNTYMXDLY} IO_LEVEL={IO_LEVEL} " [) Y4 G/ W: Y& x- d8 c, {
UQ bufa(11) VDD VSS
) n1 Y% R( L0 c5 r) w9 W9 S; @+ Q2I Q3I Q4I Q5I Q6I Q7I Q8I Q9I Q10I8 Z- k) t* K/ ]0 l
+ Q11I Q12I
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+ D_CD4040B_1 IO_4000B MNTYMXDLY={MNTYMXDLY} IO_LEVEL={IO_LEVEL}
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