ADM7008
Electrical Specification
5.2
5.2.1
AC Characterization
XI/OSCI (Crystal/Oscillator) Timing
t_XI_PER
t_XI_HI
t_XI_LO
V
IH_XI
V
IL_XI
t_XI_RISE
t_XI_FALL
Figure 5-1 Crystal/Oscillator Timing
Symbol
t_XI_PER
T_XI_HI
T_XI_LO
T_XI_RISE
T_XI_FALL
Description
XI/OSCI Clock Period
XI/OSCI Clock High
XI/OSCI Clock Low
XI/OSCI Clock Rise Time , V
IL
(max) to V
IH
(min)
XI/OSCI Clock Fall Time , V
IH
(min) to V
IL
(max)
MIN
TYP
40.0 - 40.0
50ppm
14
14
20.0
20.0
MAX UNIT
40.0 + ns
50pp
m
ns
ns
4
ns
4
ns
Table 5-4 Crystal/Oscillator Timing
ADMtek Inc.
5-2