ENTITY noa2a22_x4 IS GENERIC ( CONSTANT area : NATURAL := 2750; CONSTANT cin_i0 : NATURAL := 8; CONSTANT cin_i1 : NATURAL := 8; CONSTANT cin_i2 : NATURAL := 8; CONSTANT cin_i3 : NATURAL := 8; CONSTANT rdown_i0_nq : NATURAL := 810; CONSTANT rdown_i1_nq : NATURAL := 810; CONSTANT rdown_i2_nq : NATURAL := 810; CONSTANT rdown_i3_nq : NATURAL := 810; CONSTANT rup_i0_nq : NATURAL := 890; CONSTANT rup_i1_nq : NATURAL := 890; CONSTANT rup_i2_nq : NATURAL := 890; CONSTANT rup_i3_nq : NATURAL := 890; CONSTANT tphl_i0_nq : NATURAL := 562; CONSTANT tphl_i1_nq : NATURAL := 646; CONSTANT tplh_i3_nq : NATURAL := 677; CONSTANT tphl_i2_nq : NATURAL := 701; CONSTANT tplh_i2_nq : NATURAL := 703; CONSTANT tplh_i1_nq : NATURAL := 714; CONSTANT tplh_i0_nq : NATURAL := 745; CONSTANT tphl_i3_nq : NATURAL := 805; CONSTANT transistors : NATURAL := 14 ); PORT ( i0 : in BIT; i1 : in BIT; i2 : in BIT; i3 : in BIT; nq : out BIT; vdd : in BIT; vss : in BIT ); END noa2a22_x4; ARCHITECTURE behaviour_data_flow OF noa2a22_x4 IS BEGIN ASSERT ((vdd and not (vss)) = '1') REPORT "power supply is missing on noa2a22_x4" SEVERITY WARNING; nq <= not (((i0 and i1) or (i2 and i3))) after 1400 ps; END;