OpenSTA/test/report_json1.ok

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{"checks": [
{
"type": "check",
"path_group": "clk",
"path_type": "max",
"startpoint": "_1415_/Q",
"endpoint": "_1416_[0]/D",
"source_clock": "clk",
"source_clock_edge": "rise",
"source_clock_path": [
{
"instance": "",
"cell": "counter",
"verilog_src": "",
"pin": "clk",
"arrival": 0.000e+00,
"capacitance": 3.742e-15,
"slew": 0.000e+00
},
{
"instance": "_1415_",
"cell": "sky130_fd_sc_hd__dfrtp_1",
"verilog_src": "synthesis/tests/counter.v:22.3-28.6",
"pin": "_1415_/CLK",
"net": "clk",
"arrival": 0.000e+00,
"slew": 0.000e+00
}
],
"source_path": [
{
"instance": "_1415_",
"cell": "sky130_fd_sc_hd__dfrtp_1",
"verilog_src": "synthesis/tests/counter.v:22.3-28.6",
"pin": "_1415_/Q",
"net": "mid",
"arrival": 3.296e-10,
"capacitance": 1.949e-15,
"slew": 3.612e-11
},
{
"instance": "_1416_[0]",
"cell": "sky130_fd_sc_hd__dfrtp_1",
"verilog_src": "synthesis/tests/counter.v:22.3-28.6",
"pin": "_1416_[0]/D",
"net": "mid",
"arrival": 3.296e-10,
"slew": 3.612e-11
}
],
"target_clock": "clk",
"target_clock_edge": "rise",
"target_clock_path": [
{
"instance": "",
"cell": "counter",
"verilog_src": "",
"pin": "clk",
"arrival": 0.000e+00,
"capacitance": 3.742e-15,
"slew": 0.000e+00
},
{
"instance": "_1416_[0]",
"cell": "sky130_fd_sc_hd__dfrtp_1",
"verilog_src": "synthesis/tests/counter.v:22.3-28.6",
"pin": "_1416_[0]/CLK",
"net": "clk",
"arrival": 0.000e+00,
"slew": 0.000e+00
}
],
"data_arrival_time": 3.296e-10,
"crpr": 0.000e+00,
"margin": 1.207e-10,
"required_time": 9.879e-09,
"slack": 9.550e-09
}
]
}