caravel/signoff/constant_block/openlane-signoff/lib/constant_block.lib

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library (constant_block) {
comment : "";
delay_model : table_lookup;
simulation : false;
capacitive_load_unit (1,pF);
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 : 20;
slew_lower_threshold_pct_fall : 20;
slew_upper_threshold_pct_rise : 80;
slew_upper_threshold_pct_fall : 80;
slew_derate_from_library : 1.0;
nom_process : 1.0;
nom_temperature : 25.0;
nom_voltage : 1.80;
cell ("constant_block") {
pin("one") {
direction : output;
capacitance : 0.0334;
}
pin("zero") {
direction : output;
capacitance : 0.0334;
}
pin("vccd") {
direction : input;
capacitance : 0.0002;
}
pin("vssd") {
direction : input;
capacitance : 0.0002;
}
}
}