OpenSTA/sdc/test/sdc_design_rules_limits.ok

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Startpoint: reg2 (rising edge-triggered flip-flop clocked by clk1)
Endpoint: out1 (output port clocked by clk1)
Path Group: clk1
Path Type: max
Delay Time Description
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0.00 0.00 clock clk1 (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 ^ reg2/CK (DFF_X1)
0.08 0.08 ^ reg2/Q (DFF_X1)
0.00 0.08 ^ out1 (out)
0.08 data arrival time
10.00 10.00 clock clk1 (rise edge)
0.00 10.00 clock network delay (ideal)
0.00 10.00 clock reconvergence pessimism
-3.00 7.00 output external delay
7.00 data required time
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7.00 data required time
-0.08 data arrival time
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6.92 slack (MET)
Startpoint: reg1 (rising edge-triggered flip-flop clocked by clk1)
Endpoint: reg3 (rising edge-triggered flip-flop clocked by clk2)
Path Group: clk2
Path Type: max
Delay Time Description
---------------------------------------------------------
10.00 10.00 clock clk1 (rise edge)
0.00 10.00 clock network delay (ideal)
0.00 10.00 ^ reg1/CK (DFF_X1)
0.08 10.08 v reg1/Q (DFF_X1)
0.00 10.08 v reg3/D (DFF_X1)
10.08 data arrival time
20.00 20.00 clock clk2 (rise edge)
0.00 20.00 clock network delay (ideal)
0.00 20.00 clock reconvergence pessimism
20.00 ^ reg3/CK (DFF_X1)
-0.04 19.96 library setup time
19.96 data required time
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19.96 data required time
-10.08 data arrival time
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9.88 slack (MET)
max slew
Pin Limit Slew Slack
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nor1/ZN 0.20 0.01 0.19 (MET)
max fanout
Pin Limit Fanout Slack
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in1 10 1 9 (MET)
max capacitance
Pin Limit Cap Slack
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or1/ZN 0.20 3.32 -3.12 (VIOLATED)
Required Actual
Pin Width Width Slack
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reg2/CK (high) 0.35 5.00 4.65 (MET)