
Appendix B
Equivalent Standard Loads for 6-layer Metal Interconnect
Samsung ASIC
B-2
STD130
Equivalent Standard Loads for 6-layer Metal Interconnect
Gate
Count
Fanouts
6
1
2
3
4
5
7
8
16
32
64
6LM
5000
10000
50000
100000
150000
200000
300000
400000
500000
600000
800000
1000000
1500000
2000000
2500000
3000000
4000000
5000000
6000000
7000000
8000000
0.716
0.805
1.102
1.236
3.694
6.687
7.354
8.023
8.950
9.582
11.041
12.403
16.137
19.635
22.911
25.970
29.795
33.409
37.462
40.779
45.724
1.472
1.814
2.265
2.519
5.661
7.584
8.057
9.242
10.814
11.413
13.960
14.592
19.507
24.242
29.169
32.005
35.990
43.202
47.531
57.769
64.775
2.066
2.557
3.181
3.933
7.218
8.531
9.383
10.167
11.421
12.297
14.287
16.149
21.220
25.972
30.419
34.576
39.669
44.480
49.875
62.045
69.570
2.883
3.694
5.318
5.681
9.163
9.836
10.948
11.814
13.250
14.246
16.519
18.641
24.435
29.862
34.944
39.694
45.539
51.062
57.257
68.303
76.586
3.456
4.417
6.511
6.795
9.903
10.799
11.994
12.972
14.533
15.610
18.078
20.383
26.679
32.580
38.100
43.261
49.631
55.653
62.405
72.454
81.242
4.232
5.377
7.448
8.275
11.244
12.025
13.332
14.440
16.167
17.356
20.082
22.631
29.592
36.116
42.220
47.927
54.984
61.653
69.131
77.179
86.541
4.738
6.204
9.748
10.933
12.047
12.868
14.251
15.452
17.289
18.555
21.456
24.169
31.578
38.523
45.025
51.098
58.624
65.736
73.708
82.289
92.271
6.342
7.494
10.572
11.470
12.923
13.604
15.053
16.291
18.269
19.639
22.775
25.702
33.690
41.177
48.181
54.732
62.791
68.437
78.946
91.663
102.781
9.086
10.793
12.933
14.935
16.399
17.240
19.053
20.596
21.921
22.549
24.370
26.059
37.283
48.181
52.625
56.773
67.620
69.517
82.596
96.253
107.509
15.830
18.399
20.112
21.608
23.931
25.344
27.970
30.181
32.129
33.059
35.738
38.226
45.716
52.720
59.265
65.368
74.996
84.092
94.293
117.301
131.529
30.773
36.627
39.224
44.017
46.090
48.005
50.564
53.194
57.074
60.688
67.785
70.958
85.854
96.244
111.029
124.940
142.352
149.850
177.259
233.736
238.466