Table 30. Serial Ports—Enable and Three-State
V
DDEXT
= 1.8 V
Min
Max
0
10.0
2.0
3.0
2.0
3.0
V
DDEXT
= 2.5 V/3.3 V
Min
Max
Unit
0
10.0
ns
ns
ns
ns
Parameter
Switching Characteristics
t
DTENE
Data Enable Delay from External TSCLKx
1
t
DDTTE
Data Disable Delay from External TSCLKx
t
DTENI
Data Enable Delay from Internal TSCLKx
t
DDTTI
Data Disable Delay from Internal TSCLKx
1
2
Referenced to drive edge.
Applicable to multichannel mode only.
3
TSCLKx is tied to RSCLKx.
DRIVE EDGE
TSCLKx
DRIVE EDGE
t
DTENE/I
DTx
t
DDTTE/I
Figure 25. Enable and Three-State
Rev. I
|
Page 36 of 64 |
August 2013