Datasheet

Intel® Xeon® Processor 7400 Series Datasheet 47
Electrical Specifications
Figure 2-18. SMBus Timing Waveform
Figure 2-19. SMBus Valid Delay Timing Waveform
Data
Clk
P P
SS
STOP STOPSTART START
t
LOW
t
R
t
HD;STA
t
HD;DAT
t
BUF
HIGH
t
t
SU;DAT
t
t
SU;STA
t
HD;STA
SU;STO
t
F
t
LOW
t
HIGH
=
t
R=
=
t
F
=
t
HD;STA
t
HD;DAT
=
t
BUF
=
=
t
SU;DAT
=
t
SU;STA
=
t
SU;STD
=
T97
T99
T95
T94
T92
T93
T102
T101
T98
T100
DATA OUTPUT
DATA VALID
SM_CLK
SM_DAT
TAA
TAA = T96