204 System level of abstraction , 91 System-level evaluation and algorithmic verification , 126­7 System-on-chip (SoC) , 3 , 110 SystemC , 102 , 112 SystemC 1.0 , 112 SystemC 2.0 , 112 , 116 SystemC-based flows , 112 alternatives , 114­17 levels of abstraction , 113­14 SystemVerilog , 101­2 , 178 SystemVerilog 3.0 , 101 Transistor-transistor logic (TTL) , 162 Transmission gate-based LUT , 21 Transport delay model , 162­3 Tri-state buffers , 105­6 Turing machines , 128 Index U Ultradeep submicron (UDSM) , 14 Unified design language for integrated circuits (UDL/I) , 100­1 "Use-it-or-lose-it" considerations , 67 T Technology background, of FPGAs , 187 antifuse technology , 7­8 FLASH-based technologies , 9­11 fusible-link technology , 4­6 SRAM-based technology , 8­9 Test vectors , 78­9 see also Stimulus Testbench , 139 , 173 "The Stripe" , 30 Three-band delay model , 163 , 164 Time-division multiplexing (TDM) , see Resource sharing Timebase unit , 160 Timing analysis , 86 static timing analysis , 169­70 statistical static timing analysis , 170­1 Timing analysis program , 82 Timing verification , 76 "Traditional" design flows , 75 HDL-based design flows , 89­106 schematic-based design flows , 76­83 back-end tools like layout , 81 CAE and CAD tools , 81 fl vs. hierarchical schematics , 86­8 at schematic-driven FPGA design flows today , 88 simple (early) schematic-driven ASIC flow , 81­3 simple (early) schematic-driven FPGA flow , 83­6 V Value change dump (VCD) file , 158 , 174 Vera® , 180 Verification: environments , 173 languages , 180­1 simulation results, analyzing , 174 testbenches creation , 173 verification IP , 171­2 Verilog , 159 , 179 Verilog HDL , 96­8 vs.VHDL , 100 Very high speed integrated circuit (VHSIC) program , 98 VHDL Initiative toward ASIC Libraries (VITAL) , 99 VHDL International , 101 VHSIC HDL (VHDL) , 98­9 , 159 vs. Verilog , 100 and VITAL , 98­9 Visibility improvement, in design , 147­8 Vulcan Death Grip , 88 W Wizard application , 186 X Xilinx , 144 , 191 , 193 Xilinx LC , 24 w ww. n e wn e s p res s .c o m