NAME

fahcin from sky130_fd_sc_hd

DESCRIPTION

Full adder, inverted carry in.

FUNCTION

VERILOG

"sky130_fd_sc_hd__fahcin" 
/*
*/


`ifndef SKY130_FD_SC_HD__FAHCIN_FUNCTIONAL_V
`define SKY130_FD_SC_HD__FAHCIN_FUNCTIONAL_V

/**

`timescale 1ns / 1ps
`default_nettype none

`celldefine
module sky130_fd_sc_hd__fahcin (
    COUT,
    SUM ,
    A   ,
    B   ,
    CIN
);

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

    // Local signals
    wire ci          ;
    wire xor0_out_SUM;
    wire a_b         ;
    wire a_ci        ;
    wire b_ci        ;
    wire or0_out_COUT;

    //  Name  Output        Other arguments
    not not0 (ci          , CIN            );
    xor xor0 (xor0_out_SUM, A, B, ci       );
    buf buf0 (SUM         , xor0_out_SUM   );
    and and0 (a_b         , A, B           );
    and and1 (a_ci        , A, ci          );
    and and2 (b_ci        , B, ci          );
    or  or0  (or0_out_COUT, a_b, a_ci, b_ci);
    buf buf1 (COUT        , or0_out_COUT   );

endmodule
`endcelldefine

`default_nettype wire
`endif  // SKY130_FD_SC_HD__FAHCIN_FUNCTIONAL_V

SPICE

LAYOUT

sky130_fd_sc_hd__fahcin_1

not to scale 



.subckt sky130_fd_sc_hd__fahcin_1 A B CIN VGND VNB VPB VPWR COUT SUM
X0 VGND CIN a_1636_315# VNB sky130_fd_pr__nfet_01v8 w=650000u l=150000u
X1 a_1251_49# CIN VPWR VPB sky130_fd_pr__pfet_01v8_hvt w=1e+06u l=150000u
X2 a_67_199# a_489_21# a_721_47# VNB sky130_fd_pr__nfet_01v8 w=640000u l=150000u
X3 a_1565_49# a_721_47# a_1647_49# VNB sky130_fd_pr__nfet_01v8 w=640000u l=150000u
X4 a_1565_49# a_1636_315# VGND VNB sky130_fd_pr__nfet_01v8 w=640000u l=150000u
X5 a_1251_49# CIN VGND VNB sky130_fd_pr__nfet_01v8 w=640000u l=150000u
X6 a_1647_49# a_434_49# a_1565_49# VPB sky130_fd_pr__pfet_01v8_hvt w=840000u l=150000u
X7 a_489_21# B VGND VNB sky130_fd_pr__nfet_01v8 w=650000u l=150000u
X8 a_27_47# a_67_199# VPWR VPB sky130_fd_pr__pfet_01v8_hvt w=1e+06u l=150000u
X9 a_1565_49# a_1636_315# VPWR VPB sky130_fd_pr__pfet_01v8_hvt w=1e+06u l=150000u
X10 VPWR CIN a_1636_315# VPB sky130_fd_pr__pfet_01v8_hvt w=1e+06u l=150000u
X11 a_27_47# a_67_199# VGND VNB sky130_fd_pr__nfet_01v8 w=640000u l=150000u
X12 VGND a_489_21# a_1142_49# VNB sky130_fd_pr__nfet_01v8 w=640000u l=150000u
X13 VGND a_1647_49# SUM VNB sky130_fd_pr__nfet_01v8 w=650000u l=150000u
X14 VPWR A a_67_199# VPB sky130_fd_pr__pfet_01v8_hvt w=1e+06u l=150000u
X15 a_721_47# B a_67_199# VPB sky130_fd_pr__pfet_01v8_hvt w=840000u l=150000u
X16 a_434_49# a_489_21# a_67_199# VPB sky130_fd_pr__pfet_01v8_hvt w=840000u l=150000u
X17 a_1142_49# a_434_49# COUT VPB sky130_fd_pr__pfet_01v8_hvt w=840000u l=150000u
X18 a_67_199# B a_434_49# VNB sky130_fd_pr__nfet_01v8 w=640000u l=150000u
X19 a_434_49# a_489_21# a_27_47# VNB sky130_fd_pr__nfet_01v8 w=640000u l=150000u
X20 a_27_47# a_489_21# a_721_47# VPB sky130_fd_pr__pfet_01v8_hvt w=840000u l=150000u
X21 a_1647_49# a_434_49# a_1636_315# VNB sky130_fd_pr__nfet_01v8 w=640000u l=150000u
X22 a_489_21# B VPWR VPB sky130_fd_pr__pfet_01v8_hvt w=1e+06u l=150000u
X23 a_721_47# B a_27_47# VNB sky130_fd_pr__nfet_01v8 w=640000u l=150000u
X24 a_1251_49# a_434_49# COUT VNB sky130_fd_pr__nfet_01v8 w=640000u l=150000u
X25 COUT a_721_47# a_1142_49# VNB sky130_fd_pr__nfet_01v8 w=640000u l=150000u
X26 COUT a_721_47# a_1251_49# VPB sky130_fd_pr__pfet_01v8_hvt w=840000u l=150000u
X27 VPWR a_489_21# a_1142_49# VPB sky130_fd_pr__pfet_01v8_hvt w=1e+06u l=150000u
X28 VPWR a_1647_49# SUM VPB sky130_fd_pr__pfet_01v8_hvt w=1e+06u l=150000u
X29 VGND A a_67_199# VNB sky130_fd_pr__nfet_01v8 w=650000u l=150000u
X30 a_27_47# B a_434_49# VPB sky130_fd_pr__pfet_01v8_hvt w=840000u l=150000u
X31 a_1636_315# a_721_47# a_1647_49# VPB sky130_fd_pr__pfet_01v8_hvt w=840000u l=150000u
.ends