OpenSTA/dcalc/test/dcalc_ccs_incremental.ok

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--- ccs_ceff delay calculator ---
set_delay_calculator ccs_ceff:
Startpoint: in1 (input port clocked by clk)
Endpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 v input external delay
0.00 0.00 v in1 (in)
0.06 0.06 v buf1/Z (BUF_X1)
0.01 0.07 ^ inv1/ZN (INV_X1)
0.00 0.07 ^ reg1/D (DFF_X1)
0.07 data arrival time
10.00 10.00 clock clk (rise edge)
0.00 10.00 clock network delay (ideal)
0.00 10.00 clock reconvergence pessimism
10.00 ^ reg1/CK (DFF_X1)
-0.03 9.97 library setup time
9.97 data required time
---------------------------------------------------------
9.97 data required time
-0.07 data arrival time
---------------------------------------------------------
9.90 slack (MET)
PASS: ccs_ceff report_checks
Startpoint: in1 (input port clocked by clk)
Endpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Path Group: clk
Path Type: min
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 ^ input external delay
0.00 0.00 ^ in1 (in)
0.03 0.03 ^ buf1/Z (BUF_X1)
0.01 0.04 v inv1/ZN (INV_X1)
0.00 0.04 v reg1/D (DFF_X1)
0.04 data arrival time
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 clock reconvergence pessimism
0.00 ^ reg1/CK (DFF_X1)
0.00 0.00 library hold time
0.00 data required time
---------------------------------------------------------
0.00 data required time
-0.04 data arrival time
---------------------------------------------------------
0.04 slack (MET)
PASS: ccs_ceff min path
Startpoint: in1 (input port clocked by clk)
Endpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 v input external delay
0.00 0.00 v in1 (in)
0.06 0.06 v buf1/Z (BUF_X1)
0.01 0.07 ^ inv1/ZN (INV_X1)
0.00 0.07 ^ reg1/D (DFF_X1)
0.07 data arrival time
10.00 10.00 clock clk (rise edge)
0.00 10.00 clock network delay (ideal)
0.00 10.00 clock reconvergence pessimism
10.00 ^ reg1/CK (DFF_X1)
-0.03 9.97 library setup time
9.97 data required time
---------------------------------------------------------
9.97 data required time
-0.07 data arrival time
---------------------------------------------------------
9.90 slack (MET)
PASS: ccs_ceff max path
Library: NangateOpenCellLibrary
Cell: BUF_X1
Arc sense: positive_unate
Arc type: combinational
A ^ -> Z ^
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.10
| total_output_net_capacitance = 1.70
| 0.37 1.90
v --------------------
0.08 | 0.03 0.03
0.13 | 0.03 0.04
Table value = 0.03
PVT scale factor = 1.00
Delay = 0.03
------- input_net_transition = 0.10
| total_output_net_capacitance = 1.70
| 0.37 1.90
v --------------------
0.08 | 0.01 0.01
0.13 | 0.01 0.01
Table value = 0.01
PVT scale factor = 1.00
Slew = 0.01
Driver waveform slew = 0.01
.............................................
A v -> Z v
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.10
| total_output_net_capacitance = 1.55
| 0.37 1.90
v --------------------
0.08 | 0.05 0.05
0.13 | 0.06 0.07
Table value = 0.06
PVT scale factor = 1.00
Delay = 0.06
------- input_net_transition = 0.10
| total_output_net_capacitance = 1.55
| 0.37 1.90
v --------------------
0.08 | 0.01 0.01
0.13 | 0.01 0.01
Table value = 0.01
PVT scale factor = 1.00
Slew = 0.01
Driver waveform slew = 0.01
.............................................
ccs_ceff dcalc buf1 max:
Library: NangateOpenCellLibrary
Cell: BUF_X1
Arc sense: positive_unate
Arc type: combinational
A ^ -> Z ^
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.10
| total_output_net_capacitance = 1.70
| 0.37 1.90
v --------------------
0.08 | 0.03 0.03
0.13 | 0.03 0.04
Table value = 0.03
PVT scale factor = 1.00
Delay = 0.03
------- input_net_transition = 0.10
| total_output_net_capacitance = 1.70
| 0.37 1.90
v --------------------
0.08 | 0.01 0.01
0.13 | 0.01 0.01
Table value = 0.01
PVT scale factor = 1.00
Slew = 0.01
Driver waveform slew = 0.01
.............................................
A v -> Z v
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.10
| total_output_net_capacitance = 1.55
| 0.37 1.90
v --------------------
0.08 | 0.05 0.05
0.13 | 0.06 0.07
Table value = 0.06
PVT scale factor = 1.00
Delay = 0.06
------- input_net_transition = 0.10
| total_output_net_capacitance = 1.55
| 0.37 1.90
v --------------------
0.08 | 0.01 0.01
0.13 | 0.01 0.01
Table value = 0.01
PVT scale factor = 1.00
Slew = 0.01
Driver waveform slew = 0.01
.............................................
ccs_ceff dcalc buf1 min:
Library: NangateOpenCellLibrary
Cell: INV_X1
Arc sense: negative_unate
Arc type: combinational
A ^ -> ZN v
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.01
| total_output_net_capacitance = 1.06
| 0.37 1.90
v --------------------
0.00 | 0.00 0.01
0.02 | 0.01 0.01
Table value = 0.01
PVT scale factor = 1.00
Delay = 0.01
------- input_net_transition = 0.01
| total_output_net_capacitance = 1.06
| 0.37 1.90
v --------------------
0.00 | 0.00 0.00
0.02 | 0.00 0.01
Table value = 0.00
PVT scale factor = 1.00
Slew = 0.00
Driver waveform slew = 0.00
.............................................
A v -> ZN ^
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.01
| total_output_net_capacitance = 1.14
| 0.37 1.90
v --------------------
0.00 | 0.01 0.01
0.02 | 0.01 0.02
Table value = 0.01
PVT scale factor = 1.00
Delay = 0.01
------- input_net_transition = 0.01
| total_output_net_capacitance = 1.14
| 0.37 1.90
v --------------------
0.00 | 0.00 0.01
0.02 | 0.01 0.01
Table value = 0.01
PVT scale factor = 1.00
Slew = 0.01
Driver waveform slew = 0.01
.............................................
ccs_ceff dcalc inv1 max:
Library: NangateOpenCellLibrary
Cell: INV_X1
Arc sense: negative_unate
Arc type: combinational
A ^ -> ZN v
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.01
| total_output_net_capacitance = 1.06
| 0.37 1.90
v --------------------
0.00 | 0.00 0.01
0.02 | 0.01 0.01
Table value = 0.01
PVT scale factor = 1.00
Delay = 0.01
------- input_net_transition = 0.01
| total_output_net_capacitance = 1.06
| 0.37 1.90
v --------------------
0.00 | 0.00 0.00
0.02 | 0.00 0.01
Table value = 0.00
PVT scale factor = 1.00
Slew = 0.00
Driver waveform slew = 0.00
.............................................
A v -> ZN ^
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.01
| total_output_net_capacitance = 1.14
| 0.37 1.90
v --------------------
0.00 | 0.01 0.01
0.02 | 0.01 0.02
Table value = 0.01
PVT scale factor = 1.00
Delay = 0.01
------- input_net_transition = 0.01
| total_output_net_capacitance = 1.14
| 0.37 1.90
v --------------------
0.00 | 0.00 0.01
0.02 | 0.01 0.01
Table value = 0.01
PVT scale factor = 1.00
Slew = 0.01
Driver waveform slew = 0.01
.............................................
ccs_ceff dcalc inv1 min:
Library: NangateOpenCellLibrary
Cell: DFF_X1
Arc sense: non_unate
Arc type: Reg Clk to Q
CK ^ -> Q ^
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.00
| total_output_net_capacitance = 0.00
| 0.37 1.90
v --------------------
0.00 | 0.08 0.09
0.00 | 0.08 0.09
Table value = 0.08
PVT scale factor = 1.00
Delay = 0.08
------- input_net_transition = 0.00
| total_output_net_capacitance = 0.00
| 0.37 1.90
v --------------------
0.00 | 0.01 0.01
0.00 | 0.01 0.01
Table value = 0.01
PVT scale factor = 1.00
Slew = 0.01
Driver waveform slew = 0.01
.............................................
CK ^ -> Q v
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.00
| total_output_net_capacitance = 0.00
| 0.37 1.90
v --------------------
0.00 | 0.08 0.08
0.00 | 0.08 0.08
Table value = 0.08
PVT scale factor = 1.00
Delay = 0.08
------- input_net_transition = 0.00
| total_output_net_capacitance = 0.00
| 0.37 1.90
v --------------------
0.00 | 0.01 0.01
0.00 | 0.01 0.01
Table value = 0.00
PVT scale factor = 1.00
Slew = 0.00
Driver waveform slew = 0.00
.............................................
ccs_ceff dcalc reg1 CK->Q max:
Library: NangateOpenCellLibrary
Cell: DFF_X1
Arc sense: non_unate
Arc type: Reg Clk to Q
CK ^ -> Q ^
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.00
| total_output_net_capacitance = 0.00
| 0.37 1.90
v --------------------
0.00 | 0.08 0.09
0.00 | 0.08 0.09
Table value = 0.08
PVT scale factor = 1.00
Delay = 0.08
------- input_net_transition = 0.00
| total_output_net_capacitance = 0.00
| 0.37 1.90
v --------------------
0.00 | 0.01 0.01
0.00 | 0.01 0.01
Table value = 0.01
PVT scale factor = 1.00
Slew = 0.01
Driver waveform slew = 0.01
.............................................
CK ^ -> Q v
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.00
| total_output_net_capacitance = 0.00
| 0.37 1.90
v --------------------
0.00 | 0.08 0.08
0.00 | 0.08 0.08
Table value = 0.08
PVT scale factor = 1.00
Delay = 0.08
------- input_net_transition = 0.00
| total_output_net_capacitance = 0.00
| 0.37 1.90
v --------------------
0.00 | 0.01 0.01
0.00 | 0.01 0.01
Table value = 0.00
PVT scale factor = 1.00
Slew = 0.00
Driver waveform slew = 0.00
.............................................
ccs_ceff dcalc reg1 CK->Q min:
Library: NangateOpenCellLibrary
Cell: DFF_X1
Arc type: setup
CK ^ -> D ^
P = 1.00 V = 1.10 T = 25.00
------- constrained_pin_transition = 0.01 (ideal clock)
| related_pin_transition = 0.00
| 0.00 0.04
v --------------------
0.00 | 0.03 0.02
0.04 | 0.04 0.03
Table value = 0.03
PVT scale factor = 1.00
Check = 0.03
.............................................
CK ^ -> D v
P = 1.00 V = 1.10 T = 25.00
------- constrained_pin_transition = 0.00 (ideal clock)
| related_pin_transition = 0.00
| 0.00 0.04
v --------------------
0.00 | 0.04 0.02
0.04 | 0.05 0.04
Table value = 0.04
PVT scale factor = 1.00
Check = 0.04
.............................................
ccs_ceff dcalc reg1 setup:
Library: NangateOpenCellLibrary
Cell: DFF_X1
Arc type: hold
CK ^ -> D ^
P = 1.00 V = 1.10 T = 25.00
------- constrained_pin_transition = 0.01 (ideal clock)
| related_pin_transition = 0.00
| 0.00 0.04
v --------------------
0.00 | 0.00 0.02
0.04 | 0.02 0.03
Table value = 0.00
PVT scale factor = 1.00
Check = 0.00
.............................................
CK ^ -> D v
P = 1.00 V = 1.10 T = 25.00
------- constrained_pin_transition = 0.00 (ideal clock)
| related_pin_transition = 0.00
| 0.00 0.04
v --------------------
0.00 | 0.00 0.01
0.04 | 0.00 0.01
Table value = 0.00
PVT scale factor = 1.00
Check = 0.00
.............................................
ccs_ceff dcalc reg1 hold:
Startpoint: in1 (input port clocked by clk)
Endpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Path Group: clk
Path Type: max
Cap Slew Delay Time Description
-----------------------------------------------------------------------
0.00 0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 v input external delay
0.88 0.10 0.00 0.00 v in1 (in)
0.10 0.00 0.00 v buf1/A (BUF_X1)
1.55 0.01 0.06 0.06 v buf1/Z (BUF_X1)
0.01 0.00 0.06 v inv1/A (INV_X1)
1.14 0.01 0.01 0.07 ^ inv1/ZN (INV_X1)
0.01 0.00 0.07 ^ reg1/D (DFF_X1)
0.07 data arrival time
0.00 10.00 10.00 clock clk (rise edge)
0.00 10.00 clock network delay (ideal)
0.00 10.00 clock reconvergence pessimism
10.00 ^ reg1/CK (DFF_X1)
-0.03 9.97 library setup time
9.97 data required time
-----------------------------------------------------------------------
9.97 data required time
-0.07 data arrival time
-----------------------------------------------------------------------
9.90 slack (MET)
PASS: ccs_ceff with fields
Startpoint: in1 (input port clocked by clk)
Endpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 v input external delay
0.00 0.00 v in1 (in)
0.06 0.06 v buf1/Z (BUF_X1)
0.01 0.07 ^ inv1/ZN (INV_X1)
0.00 0.07 ^ reg1/D (DFF_X1)
0.07 data arrival time
10.00 10.00 clock clk (rise edge)
0.00 10.00 clock network delay (ideal)
0.00 10.00 clock reconvergence pessimism
10.00 ^ reg1/CK (DFF_X1)
-0.03 9.97 library setup time
9.97 data required time
---------------------------------------------------------
9.97 data required time
-0.07 data arrival time
---------------------------------------------------------
9.90 slack (MET)
PASS: ccs_ceff full_clock format
--- incremental delay update ---
Startpoint: in1 (input port clocked by clk)
Endpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 v input external delay
0.00 0.00 v in1 (in)
0.06 0.06 v buf1/Z (BUF_X1)
0.01 0.07 ^ inv1/ZN (INV_X1)
0.00 0.07 ^ reg1/D (DFF_X1)
0.07 data arrival time
10.00 10.00 clock clk (rise edge)
0.00 10.00 clock network delay (ideal)
0.00 10.00 clock reconvergence pessimism
10.00 ^ reg1/CK (DFF_X1)
-0.03 9.97 library setup time
9.97 data required time
---------------------------------------------------------
9.97 data required time
-0.07 data arrival time
---------------------------------------------------------
9.90 slack (MET)
PASS: incremental after set_load 0.01
Startpoint: in1 (input port clocked by clk)
Endpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 v input external delay
0.00 0.00 v in1 (in)
0.06 0.06 v buf1/Z (BUF_X1)
0.01 0.07 ^ inv1/ZN (INV_X1)
0.00 0.07 ^ reg1/D (DFF_X1)
0.07 data arrival time
10.00 10.00 clock clk (rise edge)
0.00 10.00 clock network delay (ideal)
0.00 10.00 clock reconvergence pessimism
10.00 ^ reg1/CK (DFF_X1)
-0.03 9.97 library setup time
9.97 data required time
---------------------------------------------------------
9.97 data required time
-0.07 data arrival time
---------------------------------------------------------
9.90 slack (MET)
PASS: incremental after set_load 0.05
Startpoint: in1 (input port clocked by clk)
Endpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 v input external delay
0.00 0.00 v in1 (in)
0.06 0.06 v buf1/Z (BUF_X1)
0.01 0.07 ^ inv1/ZN (INV_X1)
0.00 0.07 ^ reg1/D (DFF_X1)
0.07 data arrival time
10.00 10.00 clock clk (rise edge)
0.00 10.00 clock network delay (ideal)
0.00 10.00 clock reconvergence pessimism
10.00 ^ reg1/CK (DFF_X1)
-0.03 9.97 library setup time
9.97 data required time
---------------------------------------------------------
9.97 data required time
-0.07 data arrival time
---------------------------------------------------------
9.90 slack (MET)
PASS: incremental after set_load 0.1
Startpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Endpoint: out1 (output port clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 ^ reg1/CK (DFF_X1)
0.08 0.08 ^ reg1/Q (DFF_X1)
0.00 0.08 ^ out1 (out)
0.08 data arrival time
10.00 10.00 clock clk (rise edge)
0.00 10.00 clock network delay (ideal)
0.00 10.00 clock reconvergence pessimism
0.00 10.00 output external delay
10.00 data required time
---------------------------------------------------------
10.00 data required time
-0.08 data arrival time
---------------------------------------------------------
9.92 slack (MET)
PASS: incremental after input_transition 0.01
Startpoint: in1 (input port clocked by clk)
Endpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 v input external delay
0.00 0.00 v in1 (in)
0.14 0.14 v buf1/Z (BUF_X1)
0.02 0.16 ^ inv1/ZN (INV_X1)
0.00 0.16 ^ reg1/D (DFF_X1)
0.16 data arrival time
10.00 10.00 clock clk (rise edge)
0.00 10.00 clock network delay (ideal)
0.00 10.00 clock reconvergence pessimism
10.00 ^ reg1/CK (DFF_X1)
-0.03 9.97 library setup time
9.97 data required time
---------------------------------------------------------
9.97 data required time
-0.16 data arrival time
---------------------------------------------------------
9.81 slack (MET)
PASS: incremental after input_transition 0.5
Startpoint: in1 (input port clocked by clk)
Endpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 v input external delay
0.00 0.00 v in1 (in)
0.14 0.14 v buf1/Z (BUF_X1)
0.02 0.16 ^ inv1/ZN (INV_X1)
0.00 0.16 ^ reg1/D (DFF_X1)
0.16 data arrival time
5.00 5.00 clock clk (rise edge)
0.00 5.00 clock network delay (ideal)
0.00 5.00 clock reconvergence pessimism
5.00 ^ reg1/CK (DFF_X1)
-0.03 4.97 library setup time
4.97 data required time
---------------------------------------------------------
4.97 data required time
-0.16 data arrival time
---------------------------------------------------------
4.81 slack (MET)
PASS: incremental after clock period change
Startpoint: in1 (input port clocked by clk)
Endpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
1.00 1.00 v input external delay
0.00 1.00 v in1 (in)
0.14 1.14 v buf1/Z (BUF_X1)
0.02 1.16 ^ inv1/ZN (INV_X1)
0.00 1.16 ^ reg1/D (DFF_X1)
1.16 data arrival time
5.00 5.00 clock clk (rise edge)
0.00 5.00 clock network delay (ideal)
0.00 5.00 clock reconvergence pessimism
5.00 ^ reg1/CK (DFF_X1)
-0.03 4.97 library setup time
4.97 data required time
---------------------------------------------------------
4.97 data required time
-1.16 data arrival time
---------------------------------------------------------
3.81 slack (MET)
PASS: incremental after input_delay change
Startpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Endpoint: out1 (output port clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 ^ reg1/CK (DFF_X1)
0.08 0.08 ^ reg1/Q (DFF_X1)
0.00 0.08 ^ out1 (out)
0.08 data arrival time
5.00 5.00 clock clk (rise edge)
0.00 5.00 clock network delay (ideal)
0.00 5.00 clock reconvergence pessimism
-2.00 3.00 output external delay
3.00 data required time
---------------------------------------------------------
3.00 data required time
-0.08 data arrival time
---------------------------------------------------------
2.92 slack (MET)
PASS: incremental after output_delay change
--- calculator switching ---
Startpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Endpoint: out1 (output port clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 ^ reg1/CK (DFF_X1)
0.08 0.08 ^ reg1/Q (DFF_X1)
0.00 0.08 ^ out1 (out)
0.08 data arrival time
5.00 5.00 clock clk (rise edge)
0.00 5.00 clock network delay (ideal)
0.00 5.00 clock reconvergence pessimism
-2.00 3.00 output external delay
3.00 data required time
---------------------------------------------------------
3.00 data required time
-0.08 data arrival time
---------------------------------------------------------
2.92 slack (MET)
PASS: switch to dmp_ceff_elmore
Startpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Endpoint: out1 (output port clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 ^ reg1/CK (DFF_X1)
0.08 0.08 ^ reg1/Q (DFF_X1)
0.00 0.08 ^ out1 (out)
0.08 data arrival time
5.00 5.00 clock clk (rise edge)
0.00 5.00 clock network delay (ideal)
0.00 5.00 clock reconvergence pessimism
-2.00 3.00 output external delay
3.00 data required time
---------------------------------------------------------
3.00 data required time
-0.08 data arrival time
---------------------------------------------------------
2.92 slack (MET)
PASS: switch back to ccs_ceff
Startpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Endpoint: out1 (output port clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 ^ reg1/CK (DFF_X1)
0.08 0.08 ^ reg1/Q (DFF_X1)
0.00 0.08 ^ out1 (out)
0.08 data arrival time
5.00 5.00 clock clk (rise edge)
0.00 5.00 clock network delay (ideal)
0.00 5.00 clock reconvergence pessimism
-2.00 3.00 output external delay
3.00 data required time
---------------------------------------------------------
3.00 data required time
-0.08 data arrival time
---------------------------------------------------------
2.92 slack (MET)
PASS: switch to dmp_ceff_two_pole
Startpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Endpoint: out1 (output port clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 ^ reg1/CK (DFF_X1)
0.08 0.08 ^ reg1/Q (DFF_X1)
0.00 0.08 ^ out1 (out)
0.08 data arrival time
5.00 5.00 clock clk (rise edge)
0.00 5.00 clock network delay (ideal)
0.00 5.00 clock reconvergence pessimism
-2.00 3.00 output external delay
3.00 data required time
---------------------------------------------------------
3.00 data required time
-0.08 data arrival time
---------------------------------------------------------
2.92 slack (MET)
PASS: switch to lumped_cap
Startpoint: in1 (input port clocked by clk)
Endpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
1.00 1.00 v input external delay
0.00 1.00 v in1 (in)
1.00 2.00 v buf1/Z (BUF_X1)
1.00 3.00 ^ inv1/ZN (INV_X1)
0.00 3.00 ^ reg1/D (DFF_X1)
3.00 data arrival time
5.00 5.00 clock clk (rise edge)
0.00 5.00 clock network delay (ideal)
0.00 5.00 clock reconvergence pessimism
5.00 ^ reg1/CK (DFF_X1)
-1.00 4.00 library setup time
4.00 data required time
---------------------------------------------------------
4.00 data required time
-3.00 data arrival time
---------------------------------------------------------
1.00 slack (MET)
PASS: switch to unit
Startpoint: reg1 (rising edge-triggered flip-flop clocked by clk)
Endpoint: out1 (output port clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (ideal)
0.00 0.00 ^ reg1/CK (DFF_X1)
0.08 0.08 ^ reg1/Q (DFF_X1)
0.00 0.08 ^ out1 (out)
0.08 data arrival time
5.00 5.00 clock clk (rise edge)
0.00 5.00 clock network delay (ideal)
0.00 5.00 clock reconvergence pessimism
-2.00 3.00 output external delay
3.00 data required time
---------------------------------------------------------
3.00 data required time
-0.08 data arrival time
---------------------------------------------------------
2.92 slack (MET)
PASS: switch back to ccs_ceff final
--- report_dcalc with various digits ---
Library: NangateOpenCellLibrary
Cell: BUF_X1
Arc sense: positive_unate
Arc type: combinational
A ^ -> Z ^
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.50
| total_output_net_capacitance = 1.70
| 0.37 1.90
v --------------------
0.13 | 0.03 0.04
0.20 | 0.03 0.03
Table value = 0.03
PVT scale factor = 1.00
Delay = 0.03
------- input_net_transition = 0.50
| total_output_net_capacitance = 1.70
| 0.37 1.90
v --------------------
0.13 | 0.01 0.01
0.20 | 0.01 0.01
Table value = 0.02
PVT scale factor = 1.00
Slew = 0.02
Driver waveform slew = 0.02
.............................................
A v -> Z v
P = 1.00 V = 1.10 T = 25.00
------- input_net_transition = 0.50
| total_output_net_capacitance = 1.55
| 0.37 1.90
v --------------------
0.13 | 0.06 0.07
0.20 | 0.08 0.08
Table value = 0.14
PVT scale factor = 1.00
Delay = 0.14
------- input_net_transition = 0.50
| total_output_net_capacitance = 1.55
| 0.37 1.90
v --------------------
0.13 | 0.01 0.01
0.20 | 0.01 0.01
Table value = 0.02
PVT scale factor = 1.00
Slew = 0.02
Driver waveform slew = 0.02
.............................................
dcalc 2 digits:
Library: NangateOpenCellLibrary
Cell: BUF_X1
Arc sense: positive_unate
Arc type: combinational
A ^ -> Z ^
P = 1.0000 V = 1.1000 T = 25.0000
------- input_net_transition = 0.5000
| total_output_net_capacitance = 1.7002
| 0.3656 1.8954
v --------------------
0.1301 | 0.0293 0.0352
0.1985 | 0.0276 0.0341
Table value = 0.0282
PVT scale factor = 1.0000
Delay = 0.0282
------- input_net_transition = 0.5000
| total_output_net_capacitance = 1.7002
| 0.3656 1.8954
v --------------------
0.1301 | 0.0090 0.0118
0.1985 | 0.0110 0.0141
Table value = 0.0235
PVT scale factor = 1.0000
Slew = 0.0235
Driver waveform slew = 0.0235
.............................................
A v -> Z v
P = 1.0000 V = 1.1000 T = 25.0000
------- input_net_transition = 0.5000
| total_output_net_capacitance = 1.5494
| 0.3656 1.8954
v --------------------
0.1301 | 0.0618 0.0664
0.1985 | 0.0753 0.0802
Table value = 0.1399
PVT scale factor = 1.0000
Delay = 0.1399
------- input_net_transition = 0.5000
| total_output_net_capacitance = 1.5494
| 0.3656 1.8954
v --------------------
0.1301 | 0.0093 0.0108
0.1985 | 0.0114 0.0130
Table value = 0.0222
PVT scale factor = 1.0000
Slew = 0.0222
Driver waveform slew = 0.0222
.............................................
dcalc 4 digits:
Library: NangateOpenCellLibrary
Cell: BUF_X1
Arc sense: positive_unate
Arc type: combinational
A ^ -> Z ^
P = 1.00000000 V = 1.10000002 T = 25.00000000
------- input_net_transition = 0.50000000
| total_output_net_capacitance = 1.70023000
| 0.36561599 1.89542997
v --------------------
0.13008100 | 0.02927760 0.03516290
0.19853500 | 0.02762640 0.03408200
Table value = 0.02817762
PVT scale factor = 1.00000000
Delay = 0.02817762
------- input_net_transition = 0.50000000
| total_output_net_capacitance = 1.70023000
| 0.36561599 1.89542997
v --------------------
0.13008100 | 0.00896521 0.01183550
0.19853500 | 0.01096320 0.01409380
Table value = 0.02349341
PVT scale factor = 1.00000000
Slew = 0.02349341
Driver waveform slew = 0.02349341
.............................................
A v -> Z v
P = 1.00000000 V = 1.10000002 T = 25.00000000
------- input_net_transition = 0.50000000
| total_output_net_capacitance = 1.54936004
| 0.36561599 1.89542997
v --------------------
0.13008100 | 0.06178680 0.06635160
0.19853500 | 0.07526440 0.08024600
Table value = 0.13989347
PVT scale factor = 1.00000000
Delay = 0.13989347
------- input_net_transition = 0.50000000
| total_output_net_capacitance = 1.54936004
| 0.36561599 1.89542997
v --------------------
0.13008100 | 0.00930028 0.01081060
0.19853500 | 0.01141770 0.01299280
Table value = 0.02218215
PVT scale factor = 1.00000000
Slew = 0.02218215
Driver waveform slew = 0.02218215
.............................................
dcalc 8 digits:
Library: NangateOpenCellLibrary
Cell: BUF_X1
Arc sense: positive_unate
Arc type: combinational
A ^ -> Z ^
P = 1.000000000000 V = 1.100000023842 T = 25.000000000000
------- input_net_transition = 0.500000000000
| total_output_net_capacitance = 1.700230002403
| 0.365615993738 1.895429968834
v --------------------
0.130080997944 | 0.029277602211 0.035162899643
0.198534995317 | 0.027626400813 0.034081999213
Table value = 0.028177622706
PVT scale factor = 1.000000000000
Delay = 0.028177622706
------- input_net_transition = 0.500000000000
| total_output_net_capacitance = 1.700230002403
| 0.365615993738 1.895429968834
v --------------------
0.130080997944 | 0.008965210058 0.011835499667
0.198534995317 | 0.010963199660 0.014093800448
Table value = 0.023493411019
PVT scale factor = 1.000000000000
Slew = 0.023493411019
Driver waveform slew = 0.023493411019
.............................................
A v -> Z v
P = 1.000000000000 V = 1.100000023842 T = 25.000000000000
------- input_net_transition = 0.500000000000
| total_output_net_capacitance = 1.549360036850
| 0.365615993738 1.895429968834
v --------------------
0.130080997944 | 0.061786800623 0.066351599991
0.198534995317 | 0.075264401734 0.080246001482
Table value = 0.139893472195
PVT scale factor = 1.000000000000
Delay = 0.139893472195
------- input_net_transition = 0.500000000000
| total_output_net_capacitance = 1.549360036850
| 0.365615993738 1.895429968834
v --------------------
0.130080997944 | 0.009300280362 0.010810599662
0.198534995317 | 0.011417699978 0.012992800213
Table value = 0.022182153538
PVT scale factor = 1.000000000000
Slew = 0.022182153538
Driver waveform slew = 0.022182153538
.............................................
dcalc 12 digits:
ALL PASSED