251308-008 Datasheet, PDF (48/91 Pages) Intel Corporation – Mobile Intel Celeron Processor on .13 Micron Process and in FCPGA Package

FSB Signal Quality Specifications
Figure 26. Low-to-High FSB Receiver Ringback Tolerance for PWRGOOD and TAP Buffers
Vcc
Vt+ (max)
Vt+ (min)
0.5 * Vcc
Vt- (max)
Allowable Ringback
Threshold Region to switch
receiver to a logic 1.
Vss
Figure 27. High-to-Low FSB Receiver Ringback Tolerance for PWRGOOD and TAP Buffers
Vcc
Vt+ (min)
0.5 * Vcc
Vt- (max)
Vt- (min)
Vss
Allowable Ringback
Threshold Region to switch
receiver to a logic 0.
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Datasheet