skywater-pdk/docs/rules/periphery/p042-m3_dotdash.csv

2.3 KiB

1NameDescriptionFlagsValueUnit
2(m3.-)| Algorithm should flag errors, for met3, if ANY of the following is true: | An entire 700x700 window is covered by cmm3 waffleDrop, and metX PD < 70% for same window. | 80-100% of 700x700 window is covered by cmm3 waffleDrop, and metX PD < 65% for same window. | 60-80% of 700x700 window is covered by cmm3 waffleDrop, and metX PD < 60% for same window. | 50-60% of 700x700 window is covered by cmm3 waffleDrop, and metX PD < 50% for same window. | 40-50% of 700x700 window is covered by cmm3 waffleDrop, and metX PD < 40% for same window. | 30-40% of 700x700 window is covered by cmm3 waffleDrop, and metX PD < 30% for same window. | Exclude cells whose area is below 40Kum2. NOTE: Required for IP, Recommended for Chip-level.RC
3(m3.1)Width of metal 30.300µm
4(m3.2)Spacing of metal 3 to metal 30.300µm
5(m3.3a)Min. spacing of features attached to or extending from huge_met3 for a distance of up to 0.480 um to metal3 (rule not checked over non-huge met3 features)N/AN/A
6(m3.3b)Min. spacing of huge_met3 to metal3 excluding features checked by m3.3aN/AN/A
7(m3.3c)Min. spacing of features attached to or extending from huge_met3 for a distance of up to 0.400 µm to metal3 (rule not checked over non-huge met3 features)0.400µm
8(m3.3d)Min. spacing of huge_met3 to metal3 excluding features checked by m3.3a0.400µm
9(m3.4)Via2 must be enclosed by Met3 by at least …AL0.065µm
10(m3.5)Via2 must be enclosed by Met3 on one of two adjacent sides by at least …N/AN/A
11(m3.5a)Via2 must be enclosed by Met3 on all sides by at least …(Rule not checked on a layout when it satisfies both rules m3.4 and m3.5)N/AN/A
12(m3.6)Min area of metal30.240µm²
13(m3.7)Min area of metal3 holesCU0.200µm²
14(m3.pd.1)Min MM3_oxide_Pattern_densityRR0.7\-
15(m3.pd.2a)Rule m3.pd.1 has to be checked by dividing the chip into square regions of width and length equal to …A700µm
16(m3.pd.2b)Rule m3.pd.1 has to be checked by dividing the chip into steps of …A70
17(m3.11)Max width of metal3CU4.000µm
18(m3.12)Add slots and remove vias and contacts if wider than…..CU3.200
19(m3.13)Max pattern density (PD) of metal3CU0.77\-
20(m3.14)Met3 PD window sizeCU50.000µm
21(m3.14a)Met3 PD window stepCU25.000µm
22(m3.15)Via2 must be enclosed by met3 by at least…CU0.060µm