timing/sky130_fd_sc_hdll__common.lib.json

{
  "bus_naming_style": "%s[%d]",
  "comp_attribute,capacitive_load_unit": [
    1.0,
    "pf"
  ],
  "comp_attribute,library_features": "report_delay_calculation",
  "comp_attribute,technology": "cmos",
  "comp_attribute,voltage_map": {
    "VGND": 0.0,
    "VNB": 0.0
  },
  "current_unit": "1mA",
  "default_arc_mode": "worst_edges",
  "default_cell_leakage_power": 0.0,
  "default_constraint_arc_mode": "worst",
  "default_fanout_load": 1.0,
  "default_inout_pin_cap": 0.0,
  "default_input_pin_cap": 0.0,
  "default_leakage_power_density": 0.0,
  "default_output_pin_cap": 0.0,
  "delay_model": "table_lookup",
  "driver_model": "snps_predriver",
  "in_place_swap_mode": "match_footprint",
  "input_threshold_pct_fall": 50.0,
  "input_threshold_pct_rise": 50.0,
  "leakage_power_unit": "1nW",
  "lu_table_template,constraint_3_0_1": {
    "index_1": [
      1,
      2,
      3
    ],
    "variable_1": "related_pin_transition"
  },
  "lu_table_template,del_1_7_7": {
    "index_1": [
      1,
      2,
      3,
      4,
      5,
      6,
      7
    ],
    "index_2": [
      1,
      2,
      3,
      4,
      5,
      6,
      7
    ],
    "variable_1": "input_net_transition",
    "variable_2": "total_output_net_capacitance"
  },
  "lu_table_template,vio_3_3_1": {
    "index_1": [
      1,
      2,
      3
    ],
    "index_2": [
      1,
      2,
      3
    ],
    "variable_1": "related_pin_transition",
    "variable_2": "constrained_pin_transition"
  },
  "min_pulse_width_mode": "max",
  "nom_process": 1.0,
  "output_threshold_pct_fall": 50.0,
  "output_threshold_pct_rise": 50.0,
  "power_lut_template,power_inputs_1": {
    "index_1": [
      1,
      2,
      3,
      4,
      5,
      6,
      7
    ],
    "variable_1": "input_transition_time"
  },
  "power_lut_template,power_outputs_1": {
    "index_1": [
      1,
      2,
      3,
      4,
      5,
      6,
      7
    ],
    "index_2": [
      1,
      2,
      3,
      4,
      5,
      6,
      7
    ],
    "variable_1": "input_transition_time",
    "variable_2": "total_output_net_capacitance"
  },
  "pulling_resistance_unit": "1kohm",
  "revision": 1.0,
  "simulation": "true",
  "slew_derate_from_library": 0.75,
  "slew_lower_threshold_pct_fall": 20.0,
  "slew_lower_threshold_pct_rise": 20.0,
  "slew_upper_threshold_pct_fall": 80.0,
  "slew_upper_threshold_pct_rise": 80.0,
  "snps_predriver_ratio": 0.5,
  "switching_power_split_model": "true",
  "time_unit": "1ns",
  "type,bus16": {
    "base_type": "array",
    "bit_from": 15,
    "bit_to": 0,
    "bit_width": 16,
    "data_type": "bit",
    "downto": "true"
  },
  "type,bus4": {
    "base_type": "array",
    "bit_from": 3,
    "bit_to": 0,
    "bit_width": 4,
    "data_type": "bit",
    "downto": "true"
  },
  "type,bus8": {
    "base_type": "array",
    "bit_from": 7,
    "bit_to": 0,
    "bit_width": 8,
    "data_type": "bit",
    "downto": "true"
  },
  "voltage_unit": "1V"
}