450NX Datasheet, PDF (146/248 Pages) Intel Corporation – Intel 450NX PCIset

12. Electrical Characteristics
Table 12-19: Intel® 450NX PCIset AGTL+ Signal Groups Ringback Tolerance: Case A
Parameter
Min Unit Figure
Notes
α Overshoot
τ _{Minimum Time at High or Low}
ρ _{Amplitude of Ringback}
δ Duration of Squarewave Ringback
φ _{Final Settling Voltage}
100
mV
12 & 13
1
2.25 ns
12 & 13 1
-100
mV
12 & 13
1
N/A ns
12 & 13 1
100
mV
12 & 13
1
Note:
1. Specified for an edge rate of 0.8-1.3 V/ns. See the Pentium^® Pro Family Developer’s Manual for the
definition of these terms. See Figure 12-12 and Figure 12-13 for the generic waveforms. All values are
determined by design/characterization.
Table 12-20: Intel^® 450NX PCIset AGTL+ Signal Groups Ringback Tolerance: Case B
Parameter
Min Unit Figure
Notes
α Overshoot
τ _{Minimum Time at High or Low}
τ _{Minimum Time at Low}
ρ _{Amplitude of Ringback}
δ Duration of Squarewave Ringback
φ ^{Final Settling Voltage}
100
mV
12 & 13
1
2.7
ns
12
1
3.7
ns
13
1
-0
mV
12 & 13
1
2
ns
12 & 13
1
100
mV
12 & 13
1
Note:
1. Specified for an edge rate of 0.8-1.3 V/ns. See the Pentium^® Pro Family Developer’s Manual for the
definition of these terms. See the figures below for the generic waveforms. All values are determined by
design/characterization.
12-22
Intel® 450NX PCIset