openlane/gpio_control_block/runs/gpio_control_block/reports/synthesis/opensta_spef.min_max.rpt

Startpoint: serial_clock (clock source 'serial_clock')
Endpoint: _107_ (removal check against rising-edge clock serial_clock)
Path Group: **async_default**
Path Type: min

  Delay    Time   Description
---------------------------------------------------------
   0.00    0.00   clock serial_clock (rise edge)
   0.46    0.46   clock network delay
           0.46 ^ _107_/RESET_B (sky130_fd_sc_hd__dfrtp_4)
           0.46   data arrival time

   0.00    0.00   clock serial_clock (rise edge)
   0.00    0.00   clock network delay (ideal)
   0.00    0.00   clock reconvergence pessimism
           0.00 ^ _107_/CLK (sky130_fd_sc_hd__dfrtp_4)
   0.19    0.19   library removal time
           0.19   data required time
---------------------------------------------------------
           0.19   data required time
          -0.46   data arrival time
---------------------------------------------------------
           0.27   slack (MET)


Startpoint: resetn (input port clocked by serial_clock)
Endpoint: _079_ (rising clock gating-check end-point clocked by serial_clock)
Path Group: **clock_gating_default**
Path Type: min

  Delay    Time   Description
---------------------------------------------------------
   0.00    0.00   clock serial_clock (rise edge)
   0.00    0.00   clock network delay (ideal)
   2.00    2.00 ^ input external delay
   0.01    2.01 ^ resetn (in)
   0.02    2.02 v _078_/Y (sky130_fd_sc_hd__inv_2)
   0.00    2.02 v _079_/B (sky130_fd_sc_hd__and2_4)
           2.02   data arrival time

   5.00    5.00   clock serial_clock (fall edge)
   0.00    5.00   clock network delay (ideal)
   0.00    5.00   clock reconvergence pessimism
           5.00 v _079_/A (sky130_fd_sc_hd__and2_4)
   0.00    5.00   clock gating hold time
           5.00   data required time
---------------------------------------------------------
           5.00   data required time
          -2.02   data arrival time
---------------------------------------------------------
          -2.98   slack (VIOLATED)


Startpoint: _105_ (rising edge-triggered flip-flop clocked by serial_clock)
Endpoint: _089_ (rising edge-triggered flip-flop clocked by serial_clock)
Path Group: serial_clock
Path Type: min

  Delay    Time   Description
---------------------------------------------------------
   0.00    0.00   clock serial_clock (rise edge)
   0.00    0.00   clock network delay (ideal)
   0.00    0.00 ^ _105_/CLK (sky130_fd_sc_hd__dfrtp_4)
   0.22    0.22 ^ _105_/Q (sky130_fd_sc_hd__dfrtp_4)
   0.00    0.22 ^ _089_/D (sky130_fd_sc_hd__dfstp_4)
           0.22   data arrival time

   0.00    0.00   clock serial_clock (rise edge)
   0.00    0.00   clock network delay (ideal)
   0.00    0.00   clock reconvergence pessimism
           0.00 ^ _089_/CLK (sky130_fd_sc_hd__dfstp_4)
  -0.02   -0.02   library hold time
          -0.02   data required time
---------------------------------------------------------
          -0.02   data required time
          -0.22   data arrival time
---------------------------------------------------------
           0.24   slack (MET)


Startpoint: resetn (input port clocked by serial_clock)
Endpoint: _089_ (recovery check against rising-edge clock serial_clock)
Path Group: **async_default**
Path Type: max

  Delay    Time   Description
---------------------------------------------------------
   0.00    0.00   clock serial_clock (rise edge)
   0.00    0.00   clock network delay (ideal)
   2.00    2.00 ^ input external delay
   0.01    2.01 ^ resetn (in)
   0.18    2.20 ^ _039_/X (sky130_fd_sc_hd__or2_4)
   0.20    2.40 ^ _040_/X (sky130_fd_sc_hd__buf_2)
   0.28    2.68 ^ _058_/X (sky130_fd_sc_hd__buf_2)
   0.25    2.92 ^ _061_/X (sky130_fd_sc_hd__buf_2)
   0.00    2.92 ^ _089_/SET_B (sky130_fd_sc_hd__dfstp_4)
           2.92   data arrival time

  10.00   10.00   clock serial_clock (rise edge)
   0.00   10.00   clock network delay (ideal)
   0.00   10.00   clock reconvergence pessimism
          10.00 ^ _089_/CLK (sky130_fd_sc_hd__dfstp_4)
   0.25   10.25   library recovery time
          10.25   data required time
---------------------------------------------------------
          10.25   data required time
          -2.92   data arrival time
---------------------------------------------------------
           7.32   slack (MET)


Startpoint: resetn (input port clocked by serial_clock)
Endpoint: _079_ (rising clock gating-check end-point clocked by serial_clock)
Path Group: **clock_gating_default**
Path Type: max

  Delay    Time   Description
---------------------------------------------------------
   0.00    0.00   clock serial_clock (rise edge)
   0.00    0.00   clock network delay (ideal)
   2.00    2.00 v input external delay
   0.01    2.01 v resetn (in)
   0.06    2.06 ^ _078_/Y (sky130_fd_sc_hd__inv_2)
   0.00    2.06 ^ _079_/B (sky130_fd_sc_hd__and2_4)
           2.06   data arrival time

  10.00   10.00   clock serial_clock (rise edge)
   0.00   10.00   clock network delay (ideal)
   0.00   10.00   clock reconvergence pessimism
          10.00 ^ _079_/A (sky130_fd_sc_hd__and2_4)
   0.00   10.00   clock gating setup time
          10.00   data required time
---------------------------------------------------------
          10.00   data required time
          -2.06   data arrival time
---------------------------------------------------------
           7.94   slack (MET)


Startpoint: mgmt_gpio_oeb (input port clocked by serial_clock)
Endpoint: pad_gpio_out (output port clocked by serial_clock)
Path Group: serial_clock
Path Type: max

  Delay    Time   Description
---------------------------------------------------------
   0.00    0.00   clock serial_clock (rise edge)
   0.00    0.00   clock network delay (ideal)
   2.00    2.00 v input external delay
   0.01    2.01 v mgmt_gpio_oeb (in)
   0.25    2.26 v _073_/X (sky130_fd_sc_hd__and3_4)
   0.43    2.69 v _074_/X (sky130_fd_sc_hd__or2_4)
   0.52    3.21 v _076_/X (sky130_fd_sc_hd__a32o_4)
   0.00    3.21 v pad_gpio_out (out)
           3.21   data arrival time

  10.00   10.00   clock serial_clock (rise edge)
   0.00   10.00   clock network delay (ideal)
   0.00   10.00   clock reconvergence pessimism
  -2.00    8.00   output external delay
           8.00   data required time
---------------------------------------------------------
           8.00   data required time
          -3.21   data arrival time
---------------------------------------------------------
           4.79   slack (MET)