Cypress CY2309NZ Network Card User Manual


 
CY2309NZ
Document #: 38-07182 Rev. *E Page 3 of 6
Switching Characteristics for Commercial and Industrial Temperature Devices
[3]
Parameter Name Description Min Typ. Max Unit
Duty Cycle
[2]
= t
2
÷ t
1
Measured at 1.4V 40.0 50.0 60.0 %
t
3
Rise Time
[2]
Measured between 0.8V and 2.0V 1.50 ns
t
4
Fall Time
[2]
Measured between 0.8V and 2.0V 1.50 ns
t
5
Output to Output Skew
[2]
All outputs equally loaded 250 ps
t
6
Propagation Delay, BUF_IN
Rising Edge to
OUTPUT
Rising Edge
[2]
Measured at V
DD
/2 1 5 9.2 ns
Switching Waveforms
Note
3. All parameters specified with loaded outputs.
t
1
t
2
1.4V 1.4V 1.4V
Figure 2. Duty Cycle Timing
OUTPUT
t
3
3.3V
0V
0.8V
2.0V 2.0V
0.8V
t
4
Figure 3. All Outputs Rise/Fall Time
1.4V
1.4V
t
5
OUTPUT
OUTPUT
Figure 4. Output-Output Skew
V
DD
/2
t
6
INPUT
OUTPUT
V
DD
/2
Figure 5. Input-Output Propagation Delay
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