Datasheet

XI
25MHz_OUT
T0366-01
t
1
t
2
t
3
ISOLATE NORMAL
MODE
H/WorS/WReset
T0365-01
t
1
TLK105
TLK106
SLLSEB8A –AUGUST 2012–REVISED MARCH 2013 www.ti.com
9.6.25 Isolation Timing
Table 9-25. Isolation Timing
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
From Deassertion of S/W or H/W Reset to transition from Isolate to Normal
t
1
71 ns
mode
Figure 9-25. Isolation Timing
9.6.26 25MHz_OUT Clock Timing
Table 9-26. 25MHz_OUT Clock Timing
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
t
1
25MHz_OUT
(1)
propagation delay Relative to XI 8 ns
MII mode 20
t
2
25MHz_OUT
(1)
High Time
RMII mode 10
ns
MII mode 20
t
3
25MHz_OUT
(1)
Low Time
RMII mode 10
(1) 25MHz_OUT characteristics are dependent upon the XI input characteristics.
Figure 9-26. 25MHz_OUT Timing
92 Electrical Specifications Copyright © 2012–2013, Texas Instruments Incorporated
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