**.subckt tb_top_pll_v3_pex_no_integration
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} 
x2 vdd net1 iref_cp net2 net3 net4 net5 net6 net7 net8 net9 net10 bias
C1 out_to_pad vss 20p m=1
VD1 D1 vss {vd1} 
VMC S1 vss PULSE(0.0 0.0 0 1p 1p 400n 800n) DC {vin} AC 0 
VMC1 S0 vss PULSE({vin} {vin} 0 1p 1p 200n 400n) DC {vin} AC 0 
VMC2 MC vss PULSE({vin} {vin} 0 1p 1p 100n 200n) DC {vin} AC 0 
x1 iref_cp vss vdd vco_out vctrl Up QA out_to_buffer A nUp out_to_pad Down nDown QB D0 lf_vc
+ vco_buffer_out biasp pswitch nswitch pfd_reset S0 MC S1 out_by_2 out_to_div out_div n_out_by_2 n_out_div_2
+ out_div_2 out_buffer_div_2 n_out_buffer_div_2 n_clk_0 s1n s0n clk_2_f clk_d clk_out_div clk_5 clk_pre n_clk_1
+ clk_1 clk_0 D1 top_pll_v3_pex_no_integration
**** 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
.param vd1 = 0.0

.options TEMP = 100.0
.options RSHUNT = 1e20
.options GMIN = 1e-10

* Models
.lib ~/skywater/skywater-pdk/libraries/sky130_fd_pr_ngspice/latest/models/corners/sky130.lib SS
.include ~/caravel_analog_fulgor/xschem/simulations/PFD_pex_c.spice
.include ~/caravel_analog_fulgor/xschem/simulations/pfd_cp_interface_pex_c.spice
.include ~/caravel_analog_fulgor/xschem/simulations/charge_pump_pex_c.spice
.include ~/caravel_analog_fulgor/xschem/simulations/loop_filter_v2_pex_c.spice
.include ~/caravel_analog_fulgor/xschem/simulations/csvco_pex_c.spice
.include ~/caravel_analog_fulgor/xschem/simulations/ring_osc_buffer_pex_c.spice
.include ~/caravel_analog_fulgor/xschem/simulations/buffer_salida_pex_c.spice
.include ~/caravel_analog_fulgor/xschem/simulations/div_by_2_pex_c.spice
.include ~/caravel_analog_fulgor/xschem/simulations/freq_div_pex_c.spice


* 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(clk_0) = 0.0
.ic v(n_clk_0) = 0.0
.ic v(clk_1) = 0.0
.ic v(n_clk_1) = 0.0
.ic v(clk_pre) = 0.0
.ic v(clk_5) = 0.0
.ic v(clk_d) = 0.0
.ic v(clk_2_f) = 0.0
.ic v(s1n) = 0.0
.ic v(s0n) = 0.0
.ic v(out_div) = 0.0


* Simulation
.control
	tran 0.01ns 2us
	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_div)+16
 	plot v(out_to_pad)+12 v(out_to_buffer)+9 v(out_to_div)+6 v(out_by_2)+3 v(out_div)
	plot v(out_div) 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:  bias.sym # of pins=12
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/bias.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/bias.sch
.subckt bias  vdd iref 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:  top_pll_v3_pex_no_integration.sym # of pins=44
* sym_path: /home/dhernando/caravel_analog_fulgor/xschem/top_pll_v3_pex_no_integration.sym
* sch_path: /home/dhernando/caravel_analog_fulgor/xschem/top_pll_v3_pex_no_integration.sch
.subckt top_pll_v3_pex_no_integration  iref_cp vss vdd vco_out vco_vctrl Up pfd_QA out_to_buffer
+ in_ref nUp out_to_pad Down nDown pfd_QB lf_D0 lf_vc out_first_buffer cp_biasp cp_pswitch cp_nswitch
+ pfd_reset s_0 MC s_1 out_by_2 out_to_div out_div n_out_by_2 n_out_div_2 out_div_2 n_out_buffer_div_2
+ out_buffer_div_2 n_clk_0 s1n s0n clk_2_f clk_d clk_out_mux21 clk_5 clk_pre n_clk_1 clk_1 clk_0 lf_D0
*.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
*.ipin 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 out_div
*.opin out_to_pad
*.iopin clk_0
*.iopin n_clk_0
*.iopin clk_1
*.iopin n_clk_1
*.iopin clk_pre
*.iopin clk_5
*.iopin clk_out_mux21
*.iopin clk_d
*.iopin clk_2_f
*.iopin s0n
*.iopin s1n
*.ipin MC
*.ipin s_0
*.ipin s_1
*.ipin lf_D0
x1 vss vdd pfd_QA in_ref out_div pfd_QB pfd_reset PFD_pex_c
x2 Up vdd pfd_QA nUp Down pfd_QB vss nDown pfd_cp_interface_pex_c
x4 vdd Up nUp vco_vctrl Down nDown vss iref_cp cp_nswitch cp_pswitch cp_biasp charge_pump_pex_c
x5 vss vco_vctrl lf_vc lf_D0 loop_filter_v2_pex_c
x6 vdd vco_out out_to_buffer out_to_div vss out_first_buffer ring_osc_buffer_pex_c
x7 vdd out_to_pad out_to_buffer vss buffer_salida_pex_c
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_pex_c
x9 s1n s0n s_0 s_1 MC clk_0 clk_pre vss vdd clk_out_mux21 clk_d n_clk_0 out_div out_by_2 clk_5
+ clk_2_f n_out_by_2 clk_1 n_clk_1 freq_div_pex_c
x3 vdd vco_out vco_vctrl vss vco_D0 csvco_pex_c
.ends

.GLOBAL GND
**** begin user architecture code

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