a2f500m3b-1csh484 Actel Corporation, a2f500m3b-1csh484 Datasheet - Page 72

• Manufacturer Part Number: a2f500m3b-1csh484
• Description: Actel
• Manufacturer: Actel Corporation

SmartFusion DC and Switching Characteristics
Figure 2-27 • Timing Model and Waveforms
Table 2-78 • Register Delays
2- 60
Parameter
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
Note:
CLK
Data
EN
Out
PRE
CLKQ
SUD
HD
SUE
HE
CLR2Q
PRE2Q
REMCLR
RECCLR
REMPRE
RECPRE
WCLR
WPRE
CKMPWH
CKMPWL
CLR
For specific junction temperature and voltage supply levels, refer to
Worst Commercial-Case Conditions: T
Timing Characteristics
Clock-to-Q of the Core Register
Data Setup Time for the Core Register
Data Hold Time for the Core Register
Enable Setup Time for the Core Register
Enable Hold Time for the Core Register
Asynchronous Clear-to-Q of the Core Register
Asynchronous Preset-to-Q of the Core Register
Asynchronous Clear Removal Time for the Core Register
Asynchronous Clear Recovery Time for the Core Register
Asynchronous Preset Removal Time for the Core Register
Asynchronous Preset Recovery Time for the Core Register
Asynchronous Clear Minimum Pulse Width for the Core Register
Asynchronous Preset Minimum Pulse Width for the Core Register
Clock Minimum Pulse Width High for the Core Register
Clock Minimum Pulse Width Low for the Core Register
50%
50%
t
SUE
t
HE
50%
t
CLKQ
50%
t
SUD
0
t
HD
t
PRE2Q
50%
50%
50%
t
WPRE
50%
Description
50%
J
50%
= 85°C, Worst-Case VCC = 1.425 V
t
t
RECPRE
WCLR
R e visio n 3
50%
t
50%
50%
CLR2Q
50%
t
RECCLR
Table 2-7 on page 2-9
50%
t
CKMPWH
t
50%
REMPRE
for derating values.
t
CKMPWL
50%
0.56
0.44
0.00
0.46
0.00
0.41
0.41
0.00
0.23
0.00
0.23
0.22
0.22
0.32
0.36
–1
50%
50%
t
REMCLR
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns