16
ATF1502AS(L)
0995J–PLD–09/02
Notes: 1. See ordering information for valid part numbers.
2. The t
RPA
parameter must be added to the t
LAD
,t
LAC
,t
TIC
,t
ACL
,andt
SEXP
parameters for macrocells running in the reduced-
power mode.
t
ZX3
Output Buffer Enable Delay
(Slow slew rate = ON;
V
CCIO
= 5.0V/3.3V; C
L
=35pF)
9 9 10 12 ns
t
XZ
Output Buffer Disable Delay (C
L
= 5 pF) 4 5 6 8 ns
t
SU
Register Setup Time 3 3 4 6 ns
t
H
Register Hold Time 2 3 4 6 ns
t
FSU
Register Setup Time of Fast Input 3 3 2 3 ns
t
FH
Register Hold Time of Fast Input 0.5 0.5 2 5 ns
t
RD
Register Delay 1 2 1 2 ns
t
COMB
Combinatorial Delay 1 2 1 2 ns
t
IC
Array Clock Delay 3 5 6 8 ns
t
EN
Register Enable Time 3 5 6 8 ns
t
GLOB
Global Control Delay 1 1 1 1 ns
t
PRE
Register Preset Time 2 3 4 6 ns
t
CLR
Register Clear Time 2 3 4 6 ns
t
UIM
Switch Matrix Delay 1 1 2 2 ns
t
RPA
Reduced-power Adder
(2)
10 11 13 15 ns
AC Characteristics (Continued)
(1)
Symbol Parameter
-7 -10 -15 -25
UnitsMin Max Min Max Min Max Min Max
