xschem/simulations/tb_buffer_salida_pex_c.spice

**.subckt tb_buffer_salida_pex_c
VSS vss GND {vss} 
VDD vdd vss {vdd} 
VIN pll_out vss PULSE(0 {vin} 0 1p 1p {T/2} {T}) DC {vin} AC 0 
C1 out vss 20p m=1
x1 vdd in pll_out vss inverter_min_x4
x3 vdd int1 in vss inverter_min_x4
x2 vdd out int1 vss buffer_salida_pex_c
**** begin user architecture code



* Parameters
.param vdd = 1.8
.param vss = 0
.param vin = 1.8
.param T   = 1n
.param C   = 10f

.options TEMP = 27.0

* Models
.lib ~/skywater/skywater-pdk/libraries/sky130_fd_pr_ngspice/latest/models/corners/sky130.lib TT
.include ~/caravel_analog_fulgor/xschem/simulations/buffer_salida_pex_c.spice


* Data to save
.save all


* Simulation
.control

	reset

	tran .001ns 10ns


	plot v(in) v(int1)+2 v(out)+4
.endc



**** end user architecture code
**.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

.GLOBAL GND
** flattened .save nodes
.end