blob: 131104dadebce420948126d1429acda2573d2a5d [file] [log] [blame]
/*
* Copyright 2020 The SkyWater PDK Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
*/
`ifndef SKY130_FD_SC_HS__O41AI_FUNCTIONAL_V
`define SKY130_FD_SC_HS__O41AI_FUNCTIONAL_V
/**
* o41ai: 4-input OR into 2-input NAND.
*
* Y = !((A1 | A2 | A3 | A4) & B1)
*
* Verilog simulation functional model.
*/
`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__o41ai (
VPWR,
VGND,
Y ,
A1 ,
A2 ,
A3 ,
A4 ,
B1
);
// Module ports
input VPWR;
input VGND;
output Y ;
input A1 ;
input A2 ;
input A3 ;
input A4 ;
input B1 ;
// Local signals
wire A4 or0_out ;
wire nand0_out_Y ;
wire u_vpwr_vgnd0_out_Y;
// Name Output Other arguments
or or0 (or0_out , A4, A3, A2, A1 );
nand nand0 (nand0_out_Y , B1, or0_out );
sky130_fd_sc_hs__u_vpwr_vgnd u_vpwr_vgnd0 (u_vpwr_vgnd0_out_Y, nand0_out_Y, VPWR, VGND);
buf buf0 (Y , u_vpwr_vgnd0_out_Y );
endmodule
`endcelldefine
`default_nettype wire
`endif // SKY130_FD_SC_HS__O41AI_FUNCTIONAL_V