module top (y,
a);
output y;
input a;
sky130_fd_sc_hd__buf_1 u1 (.A(a),
.X(y));
endmodule
wire VGND;
wire VNB;
wire VPB;
wire VPWR;
sky130_fd_sc_hd__buf_1 u1 (.VGND(VGND),
.VNB(VNB),
.VPB(VPB),
.VPWR(VPWR),
.A(a),