fa Full adder.

NAME

fa from sky130_fd_sc_hs

DESCRIPTION

Full adder.

FUNCTION

VERILOG

"sky130_fd_sc_hs__fa"

/*
*/


`ifndef SKY130_FD_SC_HS__FA_FUNCTIONAL_V
`define SKY130_FD_SC_HS__FA_FUNCTIONAL_V

/**

`timescale 1ns / 1ps
`default_nettype none

// Import sub cells.
`include "../u_vpwr_vgnd/sky130_fd_sc_hs__u_vpwr_vgnd.v"

`celldefine
module sky130_fd_sc_hs__fa (
    VPWR,
    VGND,
    COUT,
    SUM ,
    A   ,
    B   ,
    CIN
);

    // Module ports
    input  VPWR;
    input  VGND;
    output COUT;
    output SUM ;
    input  A   ;
    input  B   ;
    input  CIN ;

    // Local signals
    wire	CIN          or0_out              ;
    wire	CIN          and0_out             ;
    wire	CIN          and1_out             ;
    wire	csi_opt_276, nor0_out             ;
    wire	csi_opt_276, nor1_out             ;
    wire              or1_out_COUT         ;
    wire              u_vpwr_vgnd0_out_COUT;
    wire              and2_out             ;
    wire              or2_out_SUM          ;
    wire              u_vpwr_vgnd1_out_SUM ;

    //                           Name          Output                 Other arguments
    or                           or0          (or0_out              , CIN, B                  );
    and                          and0         (and0_out             , or0_out, A              );
    and                          and1         (and1_out             , B, CIN                  );
    or                           or1          (or1_out_COUT         , and1_out, and0_out      );
    sky130_fd_sc_hs__u_vpwr_vgnd u_vpwr_vgnd0 (u_vpwr_vgnd0_out_COUT, or1_out_COUT, VPWR, VGND);
    buf                          buf0         (COUT                 , u_vpwr_vgnd0_out_COUT   );
    and                          and2         (and2_out             , CIN, A, B               );
    nor                          nor0         (nor0_out             , A, or0_out              );
    nor                          nor1         (nor1_out             , nor0_out, COUT          );
    or                           or2          (or2_out_SUM          , nor1_out, and2_out      );
    sky130_fd_sc_hs__u_vpwr_vgnd u_vpwr_vgnd1 (u_vpwr_vgnd1_out_SUM , or2_out_SUM, VPWR, VGND );
    buf                          buf1         (SUM                  , u_vpwr_vgnd1_out_SUM    );

endmodule
`endcelldefine

`default_nettype wire
`endif  // SKY130_FD_SC_HS__FA_FUNCTIONAL_V

SPICE

LAYOUT

sky130_fd_sc_hs__fa_1

not to scale



.subckt sky130_fd_sc_hs__fa_1 A B CIN VGND VNB VPB VPWR COUT SUM
X0 VGND a_465_249# COUT VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X1 a_217_368# B a_318_389# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X2 VPWR A a_217_368# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X3 VGND A a_936_75# VNB sky130_fd_pr__nfet_01v8_lvt w=640000u l=150000u
X4 a_315_75# CIN a_69_260# VNB sky130_fd_pr__nfet_01v8_lvt w=640000u l=150000u
X5 a_318_389# CIN a_69_260# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X6 a_237_75# B a_315_75# VNB sky130_fd_pr__nfet_01v8_lvt w=640000u l=150000u
X7 a_69_260# a_465_249# a_501_75# VNB sky130_fd_pr__nfet_01v8_lvt w=640000u l=150000u
X8 VGND B a_1100_75# VNB sky130_fd_pr__nfet_01v8_lvt w=640000u l=150000u
X9 SUM a_69_260# VPWR VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X10 a_465_249# CIN a_1100_75# VNB sky130_fd_pr__nfet_01v8_lvt w=640000u l=150000u
X11 a_509_347# B VPWR VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X12 VGND A a_237_75# VNB sky130_fd_pr__nfet_01v8_lvt w=640000u l=150000u
X13 VPWR A a_509_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X14 a_509_347# CIN VPWR VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X15 a_1107_347# A VPWR VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X16 VPWR a_465_249# COUT VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X17 VPWR B a_1107_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X18 a_1100_75# A VGND VNB sky130_fd_pr__nfet_01v8_lvt w=640000u l=150000u
X19 a_69_260# a_465_249# a_509_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X20 a_501_75# B VGND VNB sky130_fd_pr__nfet_01v8_lvt w=640000u l=150000u
X21 a_936_75# B a_465_249# VNB sky130_fd_pr__nfet_01v8_lvt w=640000u l=150000u
X22 a_501_75# CIN VGND VNB sky130_fd_pr__nfet_01v8_lvt w=640000u l=150000u
X23 VPWR A a_916_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X24 a_916_347# B a_465_249# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X25 VGND A a_501_75# VNB sky130_fd_pr__nfet_01v8_lvt w=640000u l=150000u
X26 a_465_249# CIN a_1107_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X27 SUM a_69_260# VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
.ends

sky130_fd_sc_hs__fa_2

not to scale



.subckt sky130_fd_sc_hs__fa_2 A B CIN VGND VNB VPB VPWR COUT SUM
X0 a_27_79# A VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X1 a_1094_347# B a_1202_368# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X2 VGND CIN a_701_79# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X3 VGND A a_701_79# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X4 VPWR a_992_347# SUM VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X5 a_1202_368# A VPWR VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X6 VGND a_336_347# COUT VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X7 a_336_347# B a_484_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X8 a_701_79# a_336_347# a_992_347# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X9 a_27_378# CIN a_336_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X10 COUT a_336_347# VPWR VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X11 VGND B a_27_79# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X12 a_484_347# A VPWR VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X13 a_683_347# a_336_347# a_992_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X14 COUT a_336_347# VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X15 VGND a_992_347# SUM VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X16 a_992_347# CIN a_1119_79# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X17 a_487_79# A VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X18 a_336_347# B a_487_79# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X19 a_683_347# B VPWR VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X20 SUM a_992_347# VPWR VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X21 a_1205_79# A VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X22 a_27_378# A VPWR VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X23 a_1119_79# B a_1205_79# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X24 SUM a_992_347# VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X25 a_992_347# CIN a_1094_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X26 VPWR B a_27_378# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X27 VPWR a_336_347# COUT VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X28 a_27_79# CIN a_336_347# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X29 VPWR A a_683_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X30 VPWR CIN a_683_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X31 a_701_79# B VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
.ends

sky130_fd_sc_hs__fa_4

not to scale



.subckt sky130_fd_sc_hs__fa_4 A B CIN VGND VNB VPB VPWR COUT SUM
X0 a_418_74# B a_535_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X1 a_1141_347# B a_1235_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X2 VGND CIN a_734_74# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X3 a_734_74# a_418_74# a_1024_74# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X4 VPWR CIN a_737_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X5 a_737_347# a_418_74# a_1024_74# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X6 VGND A a_734_74# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X7 VPWR a_1024_74# SUM VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X8 VPWR a_418_74# COUT VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X9 COUT a_418_74# VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X10 a_737_347# B VPWR VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X11 a_1024_74# CIN a_1160_74# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X12 VGND B a_27_74# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X13 a_1024_74# CIN a_1141_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X14 VPWR A a_737_347# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X15 a_1235_347# A VPWR VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X16 VPWR a_1024_74# SUM VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X17 a_27_392# A VPWR VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X18 COUT a_418_74# VPWR VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X19 a_27_392# CIN a_418_74# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X20 VGND a_1024_74# SUM VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X21 COUT a_418_74# VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X22 VGND a_418_74# COUT VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X23 SUM a_1024_74# VPWR VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X24 a_1238_74# A VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X25 SUM a_1024_74# VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X26 SUM a_1024_74# VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X27 a_418_74# B a_532_74# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X28 a_1160_74# B a_1238_74# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X29 a_535_347# A VPWR VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X30 VPWR a_418_74# COUT VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X31 a_27_74# CIN a_418_74# VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X32 a_532_74# A VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X33 VGND a_1024_74# SUM VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X34 VGND a_418_74# COUT VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X35 VPWR B a_27_392# VPB sky130_fd_pr__pfet_01v8 w=1e+06u l=150000u
X36 SUM a_1024_74# VPWR VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X37 COUT a_418_74# VPWR VPB sky130_fd_pr__pfet_01v8 w=1.12e+06u l=150000u
X38 a_27_74# A VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
X39 a_734_74# B VGND VNB sky130_fd_pr__nfet_01v8_lvt w=740000u l=150000u
.ends