Voltage Regulator-Down (VRD) 10.0

VRD Design Guide 5

Tables

Table 1. Design Guideline Requirement Categories........................................................... 8

Table 2. Glossary ................................................................................................................ 8

Table 3. Socket Loadline Equations.................................................................................. 11

Table 4. Vcc Regulator Design Parameters...................................................................... 12

Table 5. Mapping of Intel Processors to VRD Configurations........................................... 13

Table 6. Socket 478 Loadline Window for Design Configuration 478_VR_CONFIG_A

Presented As a Deviation from VID.

Socket Loadline = 1.24 mΩ, VR Tolerance Band = ±19 mV. .................................... 14

Table 7. Socket 478 Loadline Window for Design Configuration 478_VR_CONFIG_B

Presented As a Deviation from VID.

Socket Loadline = 1.30 mΩ, VR Tolerance Band = ±25 mV. .................................... 15

Table 8. Socket 478 Loadline Window for Design Configuration 478_VR_CONFIG_C

Presented As a Deviation from VID.

Socket Loadline = 1.50 mΩ, VR Tolerance Band = ±25 mV. .................................... 16

Table 9. Socket 478 Loadline Window for Design Configuration 478_VR_CONFIG_D

Presented As a Deviation From VID.

Socket Loadline = 1.50 mΩ, VR Tolerance Band = ±19 mV. .................................... 17

Table 10. Intel

Processor Current Step Values for Transient Loadline Testing .............. 18

Table 11. Input Parameters for VRD TOB Calculation ..................................................... 21

Table 12. D-VID Validation Summary Table ..................................................................... 30

Table 13. Vcc Overshoot Terminology.............................................................................. 30

Table 14. Vcc Overshoot Specifications ........................................................................... 30

Table 15. Intel® Processor Current Release Values for Overshoot Testing..................... 31

Table 16. Output Enable Specifications ............................................................................ 37

Table 17. VID Signal Specifications .................................................................................. 37

Table 18. Voltage Identification (VID) Table ..................................................................... 38

Table 19. Power Good Specifications ............................................................................... 43

Table 20. Thermal Monitor Specifications......................................................................... 44

Table 21. VccVID Specifications ....................................................................................... 47