Voltage Regulator-Down (VRD) 10.0 Design Guide Addendum

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VRD Design Guide Addendum
Figures
Figure 1. Intel
®
Pentium
®
4 processor Extreme Edition Supporting Hyper-Threading
Technology Vcc Load Line at Processor Socket Represented as Deviation From
VID. 10
Figure 2: VRD Phase Orientation ..................................................................................... 11
Figure 3. Power-on Sequence Block Diagram ................................................................. 15
Figure 4. Power Sequence Timing Diagram..................................................................... 16
Figure 5. Example Socket Vcc Overshoot Waveform ...................................................... 17
Figure 6. Example VRD Thermal Monitor Circuit Design ................................................. 28
Figure 7. VID PWRGD Timing .......................................................................................... 31
Tables
Table 1: Intel
®
Pentium
®
4 processor Extreme Edition Supporting Hyper-Threading
Technology Power Delivery Specifications.................................................................. 9
Table 2. Intel
®
Pentium
®
4 processor Extreme Edition supporting Hyper-Threading
Technology Vcc Load Line at Processor Socket Represented as Deviation From
VID. 10
Table 3: Input parameters for VRD TOB calculation ........................................................ 12
Table 4. Output Enable Specifications.............................................................................. 19
Table 5. VID Specifications............................................................................................... 20
Table 6. Voltage Identification (VID) ................................................................................. 21
Table 7. Power Good Specifications................................................................................. 27
Table 8. Thermal Monitor Specifications .......................................................................... 28
Table 9. VccVID Specifications......................................................................................... 31