Wie entsteht ein EMV-Modell für eine integrierte Schaltung?

Transcription

1 Wie entsteht ein EMV-Modell für eine integrierte Schaltung? P. Schneider Overview Motivation Introduction Signal- and Power Integrity Simulation Tools Input Data Preparation gds2def & Power Annotation Totem Data Preparation Dynamic Voltage Drop Simulation System Simulations Page 2

2 Motivation Introduction Signal- and Power Integrity Simulation Tools Input Data Preparation gds2def & Power Annotation Totem Data Preparation Dynamic Voltage Drop Simulation System Simulations Page 3 Motivation Early and fast power supply network integrity analysis with low amount of design data available. Page 4

3 Motivation Early and fast power supply network integrity analysis with low amount of design data available. Creating a power integrity model for a automotive microcontroller Page 5 Motivation Early and fast power supply network integrity analysis with low amount of design data available. Creating a power integrity model for a automotive microcontroller First Time Right Page 6

4 Motivation Introduction Signal- and Power Integrity Simulation Tools Input Data Preparation gds2def & Power Annotation Totem Data Preparation Dynamic Voltage Drop Simulation System Simulations Page 7 Indroduction Analog Mixed-Signal Trends & Challenges [1] Page 8

5 Motivation Introduction Signal- and Power Integrity Simulation Tools Input Data Preparation gds2def & Power Annotation Totem Data Preparation Dynamic Voltage Drop Simulation System Simulations Page 9 Signal- and Power Integrity Signal Integrity [2] Page 10

6 Signal- and Power Integrity Power Integrity [2] Page 11 Signal- and Power Integrity The differences between SI and PI [3] Page 12

7 Motivation Indroduction Signal- and Power Integrity Simulation Tools Input Data Preparation gds2def & Power Annotation Totem Data Preparation Dynamic Voltage Drop Simulation System Simulations Page 13 Simulation Tools Page 14

8 Simulation Tools Page 15 Simulation Tools Page 16

9 Simulation Tool - Totem Totem: Core Technologies [1] Page 17 Simulation Tool - Totem Totem Analysis Flow [1] Page 18

10 Simulation Tool - Totem Totem methodology for dynamic voltage drop analysis [1] Page 19 Simulation Tool - Totem Totem methodology for dynamic voltage drop analysis [1] Page 20

11 Simulation Tool - Totem Totem Flow Chip Macro Module (CMM) [1] Page 21 Simulation Tool Totem Results Connectivity Analysis Static IR Analysis Dynamic Voltage Drop Substrate Noise Coupling Reliability Analysis Page 22

12 Simulation Tool - RedHawk RedHawk Overview [1] Page 23 Simulation Tool - RedHawk RedHawk SoC Power Noise Reliability Sign-off [1] Page 24

13 Motivation Indroduction Signal- and Power Integrity Simulation Tools Input Data Preparation gds2def & Power Annotation Totem Data Preparation Dynamic Voltage Drop Simulation System Simulations Page 25 Input Data Preparation - Static Layout Data Page 26

14 Input Data Preparation - Static Layout Data Technology Data Page 27 Input Data Preparation - Static Layout Data Technology Data Current Probes Page 28

15 Input Data Preparation - Static Layout Data Technology Data Current Probes Page 29 Input Data Preparation - Static Layout Data Technology Data Current Probes Voltage Source(s) Page 30

16 Input Data Preparation pure Page 36 Input Data Preparation Spice Page 37

17 Motivation Indroduction Simulation Tools Input Data Preparation gds2def & Power Annotation Totem Data Preparation Dynamic Voltage Drop Simulation System Simulations Page 38 Totem Data Preparation probe generation with APLMMX running Spice simulation generating electrical models with APLMMX preparing the physical models with the GSR file. Page 39

18 Motivation Indroduction Simulation Tools Input Data Preparation gds2def & Power Annotation Totem Data Preparation Dynamic Voltage Drop Simulation System Simulations Page 40 Dynamic Voltage Drop static dynamic Page 41

19 Dynamic Voltage Drop dynamic Page 42 Dynamic Voltage Drop dynamic Page 43

20 Dynamic Voltage Drop Page 44 Motivation Indroduction Simulation Tools Input Data Preparation gds2def & Power Annotation Dynamic Voltage Drop Simulation Totem Data Preparation System Simulations Page 45

21 System Simulations Page 46 System Simulations Chip Power Model (CPM) [1] The Chip Power Model captures the active and parasitic components in the chip to enable accurate EMI analysis Page 47

22 System Simulations Early System-level EMI Analysis [1] EMI analysis flow using RedHawk, CPM, and Sentinel-PSI Page 48 System Simulations Page 49

23 Conclusion Totem allows easy and fast verification of power supply networks inside costum analogue & mixed-signal macros with little input data required. Very accurate simulations of supply voltage and current fluctuations can be done: On transistor-level with Totem. On gate-level with RedHawk. A macro- or chip-model can be generated and included in system simulations Page 50 Sources [1] ANSYS Totem/RedHawk [2] Christian Schuster; Fundamentals of Signal and Power Integrity; IEEE EMC Society , Institute of Electromagnetic Theory Hamburg University of Technology (TUHH) [3] Patrick Carrier; What s The Difference Between Signal Integrity And Power Integrity?; Product Marketing Manager for High Speed PCB Analysis Tools, Mentor Graphics Page 51

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