Intel 2 Quad Q8400S BX80580Q8400S Fiche De Données
Codes de produits
BX80580Q8400S
Datasheet
33
Electrical Specifications
meets Clock# falling. The median cross point is used to calculate the voltage thresholds
the oscilloscope is to use for the edge rate calculations.
the oscilloscope is to use for the edge rate calculations.
6.
Duty Cycle (High time/Period) must be between 40 and 60%
§ §
Figure 4.
Differential Clock Waveform
Threshold
Region
VH
VL
Overshoot
Undershoot
Ringback
Margin
Rising Edge
Ringback
Falling Edge
Ringback
BCLK0
BCLK1
Tph
Tpl
Tp
Tp = T1: BCLK[1:0] period
T2: BCLK[1:0] period stability (not shown)
Tph = T3: BCLK[1:0] pulse high time
Tpl = T4: BCLK[1:0] pulse low time
T5: BCLK[1:0] rise time through the threshold region
T6: BCLK[1:0] fall time through the threshold region
T2: BCLK[1:0] period stability (not shown)
Tph = T3: BCLK[1:0] pulse high time
Tpl = T4: BCLK[1:0] pulse low time
T5: BCLK[1:0] rise time through the threshold region
T6: BCLK[1:0] fall time through the threshold region
V
CROSS (ABS
)
V
CROSS (ABS
)
Figure 5.
Measurement Points for Differential Clock Waveforms
+150 mV
-150 mV
0.0V
0.0V
Slew_rise
+150mV
- 150mV
V_swing
Slew _fall
Diff
T5 = BCLK[1:0] rise and fall time through the swing region