17. AC Waveforms, Input Pin Clock(1)
Note:
1. Timing measurement reference is 1.5V. Input AC driving levels are 0.0V and 3.0V, unless otherwise specified.
18. AC Characteristics, Input Pin Clock
-7
-10
C/CL-15
Symbol Parameter
Min
Max
7.5
7.5
7.5
6.5
3.5
Min
Max
10
10
10
7
Min
Max
Units
ns
tPD
Input or Feedback to Non-registered Output
Input to Output Enable
Input to Output Disable
Clock to Output
15
15
15
10
5.5
tEA
ns
tER
ns
tCOS
tCFS
tSS
0
0
0
0
0
ns
Clock to Feedback
Input Setup Time
5
0
ns
4
5
8/12.5
ns
tSFS
tHS
Feedback Setup Time
Hold Time
4
5
7
0
ns
0
0
ns
tPS
Clock Period
7
10
5
12
6
ns
tWS
Clock Width
3.5
ns
External Feedback 1/(tSS + tCOS
Internal Feedback 1/(tSFS + tCFS
No Feedback 1/(tPS
Asynchronous Reset Width
)
95
83
55/44
80
MHz
MHz
MHz
ns
fMAXS
)
133
142
100
100
)
83
tAW
tARS
tAP
5
5
10
10
15
15
Asynchronous Reset Recovery Time
Asynchronous Reset to Registered Output Reset
Setup Time, Synchronous Preset
ns
8
10
15
ns
tSPS
5
5/9
11
ns
8
ATF750C(L)
0776L–PLD–11/08
ATMEL [ ATMEL ]
