atf1508be ATMEL Corporation, atf1508be Datasheet - Page 20

• Manufacturer Part Number: atf1508be
• Description: High- Performance Cpld
• Manufacturer: ATMEL Corporation

11. AC Characteristics
Table 11-1.
20
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
f
t
f
f
f
t
t
t
t
t
t
t
t
t
PD1_INP
PD1
PD2
SU
H
FSU
FH
COP
CH
CL
ASU
AH
ACOP
ACH
ACL
CNT
CNT
ACNT
ACNT
MAX_EXT_SYNC
MAX_EXT_ASYNC
IN
IO
FIN
SEXP
PEXP
LAD
LAC
IOE
OD1
ATF1508BE
AC Characteristics
Parameter
Delay for Single Input to Non-registered Output
Input or Feedback to Non-registered Output
Input or Feedback to Non-registered Feedback
Global Clock Setup Time
Global Clock Hold Time
Global Clock Setup Time of Fast Input
Global Clock Hold Time of Fast Input
Global Clock to Output Delay
Global Clock High Time
Global Clock Low Time
Array Clock Setup Time
Array Clock Hold Time
Array Clock to Output Delay
Array Clock High Time
Array Clock Low Time
Minimum Global Clock Period
Maximum Internal Global Clock Frequency
Minimum Array Clock Period
Maximum Internal Array Clock Frequency
Maximum External Frequency
Maximum External Frequency
Input Pad and Buffer Delay
I/O Input Pad and Buffer Delay
Fast Input Delay
Foldback Term Delay
Cascade Logic Delay
Logic Array Delay
Logic Control Delay
Internal Output Enable Delay
Output Buffer Delay (HD)
(High Drive; C
L
= 35 pF)
(1)
V
V
V
V
V
V
CCIO
CCIO
CCIO
CCIO
CCIO
CCIO
= 3.3V
= 3.3V
= 1.5V
= 1.8V
= 2.5V
= 3.3V
1.25
1.25
0.50
1.75
1.75
Min
333
250
2.2
0.5
1.7
0.7
0.7
0
1
-5
Max
122
122
5.0
4.2
6.5
0.5
1.8
1.5
4.5
4.0
3.5
2.8
7
6
3
4
1
2
2
0.75
0.60
Min
210
181
2.8
2.2
2.5
2.5
0
2
2
2
-7
Max
4.75
103
103
7.5
4.7
6.9
7.5
5.5
0.9
0.9
1.0
1.8
4.5
4.0
3.5
2.8
6
1
3
2
2
3663A–PLD–1/08
Units
MHz
MHz
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns