library (liberty_float_as_str) { delay_model : "table_lookup"; simulation : false; capacitive_load_unit ("1","fF"); leakage_power_unit : "1pW"; current_unit : "1A"; pulling_resistance_unit : "1kohm"; time_unit : "1ns"; voltage_unit : "1v"; library_features : "report_delay_calculation"; input_threshold_pct_rise : 50; input_threshold_pct_fall : 50; output_threshold_pct_rise : 50; output_threshold_pct_fall : 50; slew_lower_threshold_pct_rise : 30; slew_lower_threshold_pct_fall : 30; slew_upper_threshold_pct_rise : 70; slew_upper_threshold_pct_fall : 70; slew_derate_from_library : 1.0; nom_process : 1.0; nom_temperature : 85.0; nom_voltage : 0.75; voltage_map ("VDD", "0.65"); voltage_map ("VSS", "0"); voltage_map ("VCC", "-0.1"); voltage_map ("VBB", 0.1); voltage_map ("GND", 0); cell (my_inv) { pin (A) { capacitance : 1; direction : "input"; } pin (Y) { function : "!A"; direction : "output"; timing () { related_pin : "A"; timing_sense : "negative_unate"; cell_rise (scalar) { values ("1"); } cell_fall (scalar) { values ("1"); } rise_transition (scalar) { values ("1"); } fall_transition (scalar) { values ("1"); } } } } }