Die Voltage Validation; Vcc Overshoot Specifications; Vcc Overshoot Example Waveform; Overshoot Specifications - Intel BX80619I73960X Datasheet

Electrical Specifications
7.5.2

Die Voltage Validation

Core voltage (V
Table 7-11
Overshoot events that are < 10 ns in duration may be ignored. These measurements of
processor die level overshoot should be taken with a 100 MHz bandwidth limited
oscilloscope.
7.5.2.1 V

Overshoot Specifications

CC
The processor can tolerate short transient overshoot events where V
voltage when transitioning from a high-to-low current load condition. This overshoot
cannot exceed VID + V
VID). These specifications apply to the processor die voltage as measured across the
VCC_SENSE and VSS_VCC_SENSE lands.
Table 7-11. V Overshoot Specifications
CC
Symbol
V
OS_MAX
T
OS_MAX
Figure 7-3. V Overshoot Example Waveform
CC
Notes:
1. V is the measured overshoot voltage.
OS
2. T
OS_MAX
3. Istep: Load Release Current Step, for example, I2 to I1, where I2 > I1.
4. VccMAX(I1) = VID - I1*RLL + 15 mV
Datasheet, Volume 1
) overshoot events at the processor must meet the specifications in
CC
when measured across the VCC_SENSE and VSS_VCC_SENSE lands.
(V
OS_MAX
Parameter
Magnitude of V overshoot above VID
CC
Time duration of V overshoot above
CC
VccMAX value at the new lighter load
VID + V
OS_MAX
VccMAX (I1)
0 5
is the measured time duration above VccMAX(I1).
is the maximum allowable overshoot above
OS_MAX
Min Max
—
—
T
OS_MAX
10 15
Time [us]
exceeds the VID
CC
Units Figure
65 mV 7-3
25 ms 7-3
V
OS_MAX
20 25
Notes
63