**.subckt tb_top_pll_v1
VSS vss GND {vss} 
VDD vdd vss {vdd} 
Vref A vss PULSE(0 {vin} 0 1p 1p {Tref/2} {Tref}) DC {vin} AC 0 
VD0 D0 vss {vd0} 
I0 net1 vss {iref} 
x1 iref_cp vss vdd vco_out vctrl Up QB nUp A out_to_pad Down nDown QA D0 lf_vc vco_buffer_out biasp
+ pswitch pfd_reset nswitch out_by_2 out_to_div out_by_5 n_out_by_2 div_5_nQ0 div_5_Q1_shift div_5_Q1
+ out_buffer_div_2 n_out_buffer_div_2 div_5_Q0 n_out_div_2 div_5_nQ2 out_div_2 out_to_buffer top_pll_v1
x2 vdd net1 vss iref_cp net2 net3 net4 net5 net6 net7 net8 net9 net10 bias
C1 out_to_pad vss 20p m=1
**** begin user architecture code


* Parameters
.param kp = 1.0
.param vdd = kp*1.8
.param vss = 0.0
.param vin = vdd
.param fref = 100e6
.param Tref = 1/fref
.param iref = 100u
.param vd0 = 0.0

.options TEMP = 100.0
.options RSHUNT = 1e20

* Models
.lib ~/skywater/skywater-pdk/libraries/sky130_fd_pr_ngspice/latest/models/corners/sky130.lib SS

* Data to save

.ic v(A) = 0.0
.ic v(QA) = 0.0
.ic v(QB) = 0.0
.ic v(Up) = 0.0
.ic v(nUp) = 0.0
.ic v(Down) = 0.0
.ic v(nDown) = 0.0
.ic v(vctrl) = 0.0
.ic v(D0) = 0.0
.ic v(vco_out) = 0.0
.ic v(vco_buffer_out) = 0.0
.ic v(out_to_div) = 0.0
.ic v(out_to_pad) = 0.0
.ic v(out_div_2) = 0.0
.ic v(n_out_div_2) = 0.0
.ic v(out_buffer_div_2) = 0.0
.ic v(n_out_buffer_div_2) = 0.0
.ic v(out_by_2) = 0.0
.ic v(n_out_by_2) = 0.0
.ic v(div_5_Q0) = 0.0
.ic v(div_5_nQ0) = 0.0
.ic v(div_5_Q1) = 0.0
.ic v(div_5_Q1_shift) = 0.0
.ic v(div_5_nQ2) = 0.0
.ic v(out_by_5) = 0.0

* Simulation
.control
	tran 0.01ns 1.5us
	meas tran Tosc trig v(out_to_pad) val=0.9 fall=1005 targ v(out_to_pad) val=0.9 fall=1105
	let  T = Tosc/100.0
	let  f = 1/T
	echo .
	echo ------ PLL simulation ------
	print T f
	*write tb_PLL_tran.raw
	plot v(vctrl) v(pfd_reset)+2 v(nDown)+4 v(Down)+6 v(nUp)+8 v(Up)+10 v(QA)+12 v(QB)+12 v(A)+14
+ v(out_by_5)+16
 	plot v(out_to_pad)+12 v(out_to_buffer)+9 v(out_to_div)+6 v(out_by_2)+3 v(out_by_5)
	plot v(out_by_5) v(out_by_2) v(out_to_div)
	plot v(vctrl)
	plot v(pswitch) v(nswitch) xlimit 1.4us 1.444us
.endc


**** end user architecture code
**.ends

* expanding   symbol:  top_pll_v1.sym # of pins=34
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/top_pll_v1.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/top_pll_v1.sch
.subckt top_pll_v1  iref_cp vss vdd vco_out vco_vctrl Up pfd_QA nUp in_ref out_to_pad Down nDown
+ pfd_QB vco_D0 lf_vc out_first_buffer cp_biasp cp_pswitch pfd_reset cp_nswitch out_by_2 out_to_div
+ out_div_by_5 n_out_by_2 div_5_nQ0 div_5_Q1_shift div_5_Q1 n_out_buffer_div_2 out_buffer_div_2 div_5_Q0
+ n_out_div_2 div_5_nQ2 out_div_2 out_to_buffer
*.iopin vdd
*.iopin vss
*.ipin in_ref
*.iopin pfd_QA
*.iopin pfd_QB
*.iopin Up
*.iopin nUp
*.iopin Down
*.iopin nDown
*.iopin pfd_reset
*.iopin cp_nswitch
*.iopin cp_pswitch
*.iopin cp_biasp
*.ipin iref_cp
*.iopin lf_vc
*.iopin vco_D0
*.iopin vco_vctrl
*.iopin vco_out
*.iopin out_first_buffer
*.iopin out_to_buffer
*.iopin out_to_div
*.iopin out_by_2
*.iopin n_out_by_2
*.iopin out_div_2
*.iopin n_out_div_2
*.iopin out_buffer_div_2
*.iopin n_out_buffer_div_2
*.iopin div_5_Q1
*.iopin div_5_Q1_shift
*.iopin div_5_nQ0
*.iopin div_5_Q0
*.iopin div_5_nQ2
*.iopin out_div_by_5
*.iopin out_to_pad
x1 vss vdd pfd_QA in_ref out_div_by_5 pfd_QB pfd_reset PFD
x2 vdd Up nUp vco_vctrl Down nDown vss iref_cp cp_nswitch cp_pswitch cp_biasp charge_pump
x3 Up vdd pfd_QA nUp Down pfd_QB vss nDown pfd_cp_interface
x4 vss vco_vctrl lf_vc loop_filter
x5 vdd vco_out vco_D0 vco_vctrl vss csvco
x6 vdd vco_out out_to_buffer out_to_div vss out_first_buffer ring_osc_buffer
x7 vdd out_div_by_5 out_by_2 vss n_out_by_2 div_5_nQ2 div_5_Q1 div_5_nQ0 div_5_Q0 div_5_Q1_shift
+ div_by_5
x8 n_out_by_2 vss out_to_div vdd out_by_2 out_div_2 n_out_div_2 out_buffer_div_2 n_out_buffer_div_2
+ div_by_2
x9 vdd out_to_pad out_to_buffer vss buffer_salida
.ends


* expanding   symbol:  bias.sym # of pins=13
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/bias.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/bias.sch
.subckt bias  vdd iref vss iref_0 iref_1 iref_2 iref_3 iref_4 iref_5 iref_6 iref_7 iref_8 iref_9
*.iopin iref
*.iopin vdd
*.opin iref_0
*.opin iref_1
*.opin iref_2
*.opin iref_3
*.opin iref_4
*.opin iref_5
*.opin iref_6
*.opin iref_7
*.opin iref_8
*.opin iref_9
XM1 iref iref vbp1 vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM2 vbp1 vbp1 vdd vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM3 net1 vbp1 vdd vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM4 iref_0 iref net1 vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM5 net2 vbp1 vdd vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM6 iref_1 iref net2 vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM7 net3 vbp1 vdd vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM8 iref_2 iref net3 vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM9 net4 vbp1 vdd vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM10 iref_3 iref net4 vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM11 net5 vbp1 vdd vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM12 iref_4 iref net5 vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM13 net6 vbp1 vdd vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM14 iref_5 iref net6 vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM15 net7 vbp1 vdd vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM16 iref_6 iref net7 vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM17 net8 vbp1 vdd vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM18 iref_7 iref net8 vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM19 net9 vbp1 vdd vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM20 iref_8 iref net9 vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM21 net10 vbp1 vdd vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
XM22 iref_9 iref net10 vdd sky130_fd_pr__pfet_01v8_lvt L=0.45 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=25 m=25 
.ends


* expanding   symbol:  PFD.sym # of pins=7
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/PFD.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/PFD.sch
.subckt PFD  vss vdd Up A B Down Reset
*.iopin vdd
*.iopin vss
*.ipin A
*.ipin B
*.opin Down
*.opin Up
*.iopin Reset
x1 vdd A Up Reset vss DFF
x2 vdd B Down Reset vss DFF
x3 vdd Reset Up Down vss and_pfd
.ends


* expanding   symbol:  charge_pump.sym # of pins=11
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/charge_pump.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/charge_pump.sch
.subckt charge_pump  vdd Up nUp out Down nDown vss iref nswitch pswitch biasp
*.iopin vss
*.iopin vdd
*.ipin Down
*.ipin nUp
*.ipin Up
*.ipin nDown
*.opin out
*.iopin nswitch
*.iopin pswitch
*.ipin iref
*.iopin biasp
XM1 out pswitch vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=1.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=25 m=25 
XM2 out nswitch vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.75 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=25 m=25 
XM3 pswitch nUp biasp vdd sky130_fd_pr__pfet_01v8 L=0.15 W=1.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=10 m=10 
XM4 pswitch Up vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=1.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=10 m=10 
XM5 nswitch Down iref vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.75 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=10 m=10 
XM6 nswitch nDown vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.75 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=10 m=10 
XM7 pswitch nUp pswitch vdd sky130_fd_pr__pfet_01v8 L=2 W=4.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=10 m=10 
XM8 nswitch Down nswitch vss sky130_fd_pr__nfet_01v8 L=1.5 W=0.75 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=10 m=10 
XM9 iref iref vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.75 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=25 m=25 
XM10 biasp iref vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.75 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=25 m=25 
XM11 biasp biasp vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=1.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=25 m=25 
.ends


* expanding   symbol:  pfd_cp_interface.sym # of pins=8
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/pfd_cp_interface.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/pfd_cp_interface.sch
.subckt pfd_cp_interface  Up vdd QA nUp Down QB vss nDown
*.iopin vdd
*.iopin vss
*.ipin QA
*.ipin QB
*.opin nDown
*.opin Down
*.opin nUp
*.opin Up
x5 vdd nDown nQB vss trans_gate
x3 vdd Up nQA vss inverter_cp_x1
x1 vdd nQB QB vss inverter_cp_x1
x2 vdd nQA QA vss inverter_cp_x1
x4 vdd nUp Up vss inverter_cp_x2
x6 vdd Down nDown vss inverter_cp_x2
.ends


* expanding   symbol:  loop_filter.sym # of pins=3
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/loop_filter.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/loop_filter.sch
.subckt loop_filter  vss in vc_pex
*.iopin in
*.iopin vss
*.iopin vc_pex
x1 in net1 vss res_loop_filter
x2 vc_pex net1 vss res_loop_filter
x3 vc_pex net1 vss res_loop_filter
x4 vc_pex vss cap1_loop_filter
x5 in vss cap2_loop_filter
.ends


* expanding   symbol:  csvco.sym # of pins=5
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/csvco.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/csvco.sch
.subckt csvco  vdd out D0 vctrl vss
*.ipin vctrl
*.iopin vss
*.iopin vdd
*.opin out
*.ipin D0
XM1 vbp vctrl vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=1.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM2 vbp vbp vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=1.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
x1 vdd vbp out out1 vctrl vss D0 csvco_branch
x2 vdd vbp out1 out2 vctrl vss D0 csvco_branch
x3 vdd vbp out2 out vctrl vss D0 csvco_branch
.ends


* expanding   symbol:  ring_osc_buffer.sym # of pins=6
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/ring_osc_buffer.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/ring_osc_buffer.sch
.subckt ring_osc_buffer  vdd in_vco out_pad out_div vss o1
*.iopin vdd
*.iopin vss
*.ipin in_vco
*.opin out_pad
*.opin out_div
*.iopin o1
x1 vdd o1 in_vco vss inverter_min_x2
x2 vdd out_div o1 vss inverter_min_x4
x3 vdd out_pad out_div vss inverter_min_x4
.ends


* expanding   symbol:  div_by_5.sym # of pins=10
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/div_by_5.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/div_by_5.sch
.subckt div_by_5  vdd CLK_5 CLK vss nCLK nQ2 Q1 nQ0 Q0 Q1_shift
*.iopin vdd
*.iopin vss
*.ipin CLK
*.opin CLK_5
*.ipin nCLK
*.iopin nQ2
*.iopin Q1
*.iopin Q0
*.iopin nQ0
*.iopin Q1_shift
x8 Q1 Q0 vss vss vdd vdd D2 sky130_fd_sc_hs__and2_1
x9 Q1 Q0 vss vss vdd vdd D1 sky130_fd_sc_hs__xor2_1
x10 nQ2 nQ0 vss vss vdd vdd D0 sky130_fd_sc_hs__and2_1
x12 Q1 Q1_shift vss vss vdd vdd CLK_5 sky130_fd_sc_hs__or2_1
x1 vdd Q2 nQ2 vss D2 CLK nCLK DFlipFlop
x2 vdd Q1 nQ1 vss D1 CLK nCLK DFlipFlop
x3 vdd Q0 nQ0 vss D0 CLK nCLK DFlipFlop
x4 vdd Q1_shift nQ1_shift vss Q1 nCLK CLK DFlipFlop
.ends


* expanding   symbol:  div_by_2.sym # of pins=9
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/div_by_2.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/div_by_2.sch
.subckt div_by_2  nCLK_2 vss CLK vdd CLK_2 out_div nout_div o1 o2
*.ipin CLK
*.opin CLK_2
*.iopin vss
*.iopin vdd
*.opin nCLK_2
*.iopin nout_div
*.iopin o2
*.iopin o1
*.iopin out_div
x1 vdd out_div nout_div vss nout_div CLK_d nCLK_d DFlipFlop
x2 vdd CLK_d CLK nCLK_d vss clock_inverter
x3 vdd o1 out_div vss inverter_min_x2
x4 vdd CLK_2 o1 vss inverter_min_x4
x5 vdd o2 nout_div vss inverter_min_x2
x6 vdd nCLK_2 o2 vss inverter_min_x4
.ends


* expanding   symbol:  buffer_salida.sym # of pins=4
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/buffer_salida.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/buffer_salida.sch
.subckt buffer_salida  vdd out in vss
*.iopin vss
*.ipin in
*.iopin vdd
*.opin out
XM2 net1 in vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=6 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=4 m=4 
XM1 net1 in vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=3 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=4 m=4 
XM3 net2 net1 vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=6 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=32 m=32 
XM4 net2 net1 vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=3 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=32 m=32 
XM5 out net2 vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=6 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=256 m=256 
XM6 out net2 vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=3 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=256 m=256 
.ends


* expanding   symbol:  DFF.sym # of pins=5
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/DFF.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/DFF.sch
.subckt DFF  D CLK Q Reset vss
*.ipin D
*.ipin CLK
*.opin Q
*.ipin Reset
*.iopin vss
x1 D CLK Q P vss nor
x2 D P P1 Q vss nor
x3 D P P2 P1 vss nor
x4 D P1 Reset P2 vss nor
.ends


* expanding   symbol:  and_pfd.sym # of pins=5
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/and_pfd.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/and_pfd.sch
.subckt and_pfd  vdd out A B vss
*.iopin vdd
*.iopin vss
*.opin out
*.ipin A
*.ipin B
XM1 out_nand A net1 vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.45 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM2 out_nand A vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=0.9 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM3 net1 B vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.45 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM4 out_nand B net2 vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.45 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM5 net2 A vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.45 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM6 out_nand B vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=0.9 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM7 out out_nand vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=0.9 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM8 out out_nand vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.45 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=1 m=1 
.ends


* expanding   symbol:  trans_gate.sym # of pins=4
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/trans_gate.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/trans_gate.sch
.subckt trans_gate  vdd out in vss
*.iopin vss
*.ipin in
*.opin out
*.iopin vdd
XM2 out vss in vdd sky130_fd_pr__pfet_01v8 L=0.15 W=1.25 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=3 m=3 
XM1 out vdd in vss sky130_fd_pr__nfet_01v8 L=0.15 W=1.25 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=3 m=3 
.ends


* expanding   symbol:  inverter_cp_x1.sym # of pins=4
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/inverter_cp_x1.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/inverter_cp_x1.sch
.subckt inverter_cp_x1  vdd out in vss
*.iopin vss
*.ipin in
*.opin out
*.iopin vdd
XM2 out in vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=1.25 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=3 m=3 
XM1 out in vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=1.25 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=3 m=3 
.ends


* expanding   symbol:  inverter_cp_x2.sym # of pins=4
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/inverter_cp_x2.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/inverter_cp_x2.sch
.subckt inverter_cp_x2  vdd out in vss
*.iopin vss
*.ipin in
*.opin out
*.iopin vdd
XM2 out in vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=1.25 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=6 m=6 
XM1 out in vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=1.25 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=6 m=6 
.ends


* expanding   symbol:  res_loop_filter.sym # of pins=3
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/res_loop_filter.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/res_loop_filter.sch
.subckt res_loop_filter  in out vss
*.iopin in
*.iopin vss
*.iopin out
XR3 out in vss sky130_fd_pr__res_high_po_5p73 L=22.92 mult=1 m=1
.ends


* expanding   symbol:  cap1_loop_filter.sym # of pins=2
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/cap1_loop_filter.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/cap1_loop_filter.sch
.subckt cap1_loop_filter  in out
*.iopin in
*.iopin out
XC1 in out sky130_fd_pr__cap_mim_m3_1 W=25 L=25 MF=25 m=25
.ends


* expanding   symbol:  cap2_loop_filter.sym # of pins=2
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/cap2_loop_filter.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/cap2_loop_filter.sch
.subckt cap2_loop_filter  in out
*.iopin in
*.iopin out
XC1 in out sky130_fd_pr__cap_mim_m3_1 W=20 L=20 MF=9 m=9
.ends


* expanding   symbol:  csvco_branch.sym # of pins=7
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/csvco_branch.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/csvco_branch.sch
.subckt csvco_branch  vdd vbp in out vctrl vss D0
*.ipin vctrl
*.ipin vbp
*.iopin vdd
*.iopin vss
*.ipin in
*.opin out
*.ipin D0
XM1 vdd_inv vbp vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=1.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=10 m=10 
XM2 vss_inv vctrl vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=1.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29'
+ as='int((nf+2)/2) * W/nf * 0.29' pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)'
+ nrd='0.29 / W' nrs='0.29 / W' sa=0 sb=0 sd=0 mult=10 m=10 
XM4 out D0 net1 vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.42 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
x1 vdd_inv out in vss_inv vdd vss inverter_csvco
C1 net1 vss 5.78f m=1
.ends


* expanding   symbol:  inverter_min_x2.sym # of pins=4
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/inverter_min_x2.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/inverter_min_x2.sch
.subckt inverter_min_x2  vdd out in vss
*.iopin vss
*.ipin in
*.opin out
*.iopin vdd
XM2 out in vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=0.84 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=2 m=2 
XM1 out in vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.42 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=2 m=2 
.ends


* expanding   symbol:  inverter_min_x4.sym # of pins=4
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/inverter_min_x4.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/inverter_min_x4.sch
.subckt inverter_min_x4  vdd out in vss
*.iopin vss
*.ipin in
*.opin out
*.iopin vdd
XM2 out in vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=0.84 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=4 m=4 
XM1 out in vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.42 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=4 m=4 
.ends


* expanding   symbol:  DFlipFlop.sym # of pins=7
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/DFlipFlop.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/DFlipFlop.sch
.subckt DFlipFlop  vdd Q nQ vss D CLK nCLK
*.iopin vdd
*.iopin vss
*.opin Q
*.opin nQ
*.ipin D
*.ipin CLK
*.ipin nCLK
x1 vdd D_d D nD_d vss clock_inverter
x2 vdd nA A D_d nD_d CLK vss latch_diff
x3 vdd nQ Q A nA nCLK vss latch_diff
.ends


* expanding   symbol:  clock_inverter.sym # of pins=5
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/clock_inverter.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/clock_inverter.sch
.subckt clock_inverter  vdd CLK_d CLK nCLK_d vss
*.ipin CLK
*.iopin vdd
*.iopin vss
*.opin nCLK_d
*.opin CLK_d
x5 vdd nCLK_d net1 vss trans_gate
x1 vdd CLK_d net2 vss inverter_cp_x1
x2 vdd net2 CLK vss inverter_cp_x1
x3 vdd net1 CLK vss inverter_cp_x1
.ends


* expanding   symbol:  nor.sym # of pins=5
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/nor.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/nor.sch
.subckt nor  vdd A B out vss
*.ipin A
*.ipin B
*.iopin vdd
*.opin out
*.iopin vss
XM1 out A vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.45 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM2 out B vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.45 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM4 out B net1 vdd sky130_fd_pr__pfet_01v8 L=0.15 W=0.9 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM3 net1 A vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=0.9 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM5 net2 B vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=0.9 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM6 out A net2 vdd sky130_fd_pr__pfet_01v8 L=0.15 W=0.9 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
.ends


* expanding   symbol:  inverter_csvco.sym # of pins=6
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/inverter_csvco.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/inverter_csvco.sch
.subckt inverter_csvco  vdd out in vss vbulkp vbulkn
*.iopin vss
*.ipin in
*.opin out
*.iopin vdd
*.iopin vbulkn
*.iopin vbulkp
XM1 out in vss vbulkn sky130_fd_pr__nfet_01v8 L=0.2 W=0.75 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
XM2 out in vdd vbulkp sky130_fd_pr__pfet_01v8 L=0.2 W=1.5 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=1 m=1 
.ends


* expanding   symbol:  latch_diff.sym # of pins=7
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/latch_diff.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/latch_diff.sch
.subckt latch_diff  vdd nQ Q D nD CLK vss
*.iopin vdd
*.iopin vss
*.ipin D
*.opin nQ
*.ipin CLK
*.ipin nD
*.opin Q
XM3 net1 CLK vss vss sky130_fd_pr__nfet_01v8 L=0.15 W=1.25 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=3 m=3 
XM4 nQ Q vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=0.95 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=2 m=2 
XM5 Q nQ vdd vdd sky130_fd_pr__pfet_01v8 L=0.15 W=0.95 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=2 m=2 
XM1 nQ D net1 vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.95 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=2 m=2 
XM2 Q nD net1 vss sky130_fd_pr__nfet_01v8 L=0.15 W=0.95 nf=1 ad='int((nf+1)/2) * W/nf * 0.29' as='int((nf+2)/2) * W/nf * 0.29'
+ pd='2*int((nf+1)/2) * (W/nf + 0.29)' ps='2*int((nf+2)/2) * (W/nf + 0.29)' nrd='0.29 / W' nrs='0.29 / W'
+ sa=0 sb=0 sd=0 mult=2 m=2 
.ends

.GLOBAL GND
**** begin user architecture code
.include ~/skywater/skywater-pdk/libraries/sky130_fd_sc_hs/latest/cells/and2/sky130_fd_sc_hs__and2_1.spice
.include ~/skywater/skywater-pdk/libraries/sky130_fd_sc_hs/latest/cells/xor2/sky130_fd_sc_hs__xor2_1.spice
.include ~/skywater/skywater-pdk/libraries/sky130_fd_sc_hs/latest/cells/or2/sky130_fd_sc_hs__or2_1.spice

**** end user architecture code
** flattened .save nodes
.end