Switching Waveforms
Propagation Delay
Input
tPLH
Output
3V
1.5V
tPHL
0V
VOH
1.5V
VOL
Enable and Disable Times
Enable
OE
Disable
tPZL
Output
Normally
Low
Switch
Closed
tPZH
Output
Normally
High
Switch
Open
tPLZ
3.0V
1.5V
tPHZ
1.5V
0V
3V
1.5V
0V
3.0V
0.3V VOL
0.3V VOH
0V
Package Skew – tSK(t)
Input
tPLH1
Package 1
Output
Package 2
Output
tSK(t)
tPLH2
3V
1.5V
tPHL1
0V
VOH
1.5V
VOL
tSK(t)
VOH
1.5V
VOL
tPHL2
tSK(t) = | tPLH2 Ð tPLH1 | or | tPHL2 Ð tPHL1 |
PI49FCT3805D/E
3.3V, 2 x 1:5 CMOS Clock Driver
Output Skew – tSK(o)
Input
tPLHx
Ox
tSK(o)
Oy
tPLHy
3V
1.5V
tPHLx
0V
VOH
1.5V
VOL
tSK(o)
VOH
1.5V
VOL
tPHLy
tSK(o) = | tPLHy Ð tPLHx | or | tPHLy Ð tPHLx |
Pulse Skew – tSK(p)
Enable
OE
Disable
tPZL
Output
Normally
Low
Switch
Closed
tPZH
Output
Normally
High
Switch
Open
tPLZ
3.0V
1.5V
tPHZ
1.5V
0V
3V
1.5V
0V
3.0V
0.3V VOL
0.3V VOH
0V
5
PS8492C 09/08/04