166
AT94KAL Series FPSLIC
Rev. 1138G–FPSLI–11/03
AC Timing Characteristics – 3.3V Operation
Delays are based on fixed loads and are described in the notes.
Maximum times based on worst case: V
CC
= 3.00V, temperature = 70
°
C
Minimum times based on best case: V
CC
= 3.60V, temperature = 0
°
C
Maximum delays are the average of t
PDLH
and t
PDHL
.
Cell Function
Parameter
Path
-25
Units
Notes
Core
2 Input Gate
t
PD
(Maximum)
x/y -> x/y
2.9
ns
1 Unit Load
3 Input Gate
t
PD
(Maximum)
x/y/z -> x/y
2.8
ns
1 Unit Load
3 Input Gate
t
PD
(Maximum)
x/y/w -> x/y
3.4
ns
1 Unit Load
4 Input Gate
t
PD
(Maximum)
x/y/w/z -> x/y
3.4
ns
1 Unit Load
Fast Carry
t
PD
(Maximum)
y -> y
2.3
ns
1 Unit Load
Fast Carry
t
PD
(Maximum)
x -> y
2.9
ns
1 Unit Load
Fast Carry
t
PD
(Maximum)
y -> x
3.0
ns
1 Unit Load
Fast Carry
t
PD
(Maximum)
x -> x
2.3
ns
1 Unit Load
Fast Carry
t
PD
(Maximum)
w -> y
3.4
ns
1 Unit Load
Fast Carry
t
PD
(Maximum)
w -> x
3.4
ns
1 Unit Load
Fast Carry
t
PD
(Maximum)
z -> y
3.4
ns
1 Unit Load
Fast Carry
t
PD
(Maximum)
z -> x
2.4
ns
1 Unit Load
DFF
t
PD
(Maximum)
q -> x/y
2.8
ns
1 Unit Load
DFF
t
setup
(Minimum)
x/y -> clk
–
–
–
DFF
t
hold
(Minimum)
x/y -> clk
–
–
–
DFF
t
PD
(Maximum)
R -> x/y
3.2
ns
1 Unit Load
DFF
t
PD
(Maximum)
S -> x/y
3.0
ns
1 Unit Load
DFF
t
PD
(Maximum)
q -> w
2.7
ns
–
incremental -> L
t
PD
(Maximum)
x/y -> L
2.4
ns
–
Local Output Enable
t
PZX
(Maximum)
oe -> L
2.8
ns
1 Unit Load
Local Output Enable
t
PXZ
(Maximum)
oe -> L
2.4
ns