ax500-1cs896i Actel Corporation, ax500-1cs896i Datasheet - Page 102

• Manufacturer Part Number: ax500-1cs896i
• Description: Axcelerator Family Fpgas
• Manufacturer: Actel Corporation

Table 2-100 • Eight FIFO Blocks Cascaded
Table 2-101 • Sixteen FIFO Blocks Cascaded
2 -8 8
Parameter
FIFO Module Timing
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
Parameter
FIFO Module Timing
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
WSU
WHD
WCKH
WCKL
WCKP
RSU
RHD
RCKH
RCKL
RCKP
CLRHF
CLR2FF
CLR2AF
CK2FF
CK2AF
RCK2RD1
RCK2RD2
WSU
WHD
WCKH
WCKL
WCKP
RSU
RHD
RCKH
RCKL
RCKP
CLRHF
CLR2FF
CLR2AF
CK2FF
CK2AF
RCK2RD1
RCK2RD2
Axcelerator Family FPGAs
Worst-Case Commercial Conditions V
Worst-Case Commercial Conditions V
Write Setup
Write Hold
WCLK High
WCLK Low
Minimum WCLK Period
Read Setup
Read Hold
RCLK High
RCLK Low
Minimum RCLK period
Clear High
Clear-to-flag (EMPTY/FULL)
Clear-to-flag (AEMPTY/AFULL)
Clock-to-flag (EMPTY/FULL)
Clock-to-flag (AEMPTY/AFULL)
RCLK-To-OUT (Pipelined)
RCLK-To-OUT (Nonpipelined)
Write Setup
Write Hold
WCLK High
WCLK Low
Minimum WCLK Period
Read Setup
Read Hold
RCLK High
RCLK Low
Minimum RCLK period
Clear High
Clear-to-flag (EMPTY/FULL)
Clear-to-flag (AEMPTY/AFULL)
Clock-to-flag (EMPTY/FULL)
Clock-to-flag (AEMPTY/AFULL)
RCLK-To-OUT (Pipelined)
RCLK-To-OUT (Nonpipelined)
Description
Description
CCA
CCA
= 1.425V, V
= 1.425V, V
v2.6
34.88
13.36
15.02
Min.
Min.
37.5
'–2' Speed
'–2' Speed
CCI
CCI
= 3.0V, T
= 3.0V, T
Max.
16.54
18.13
12.71
13.91
Max.
17.44
18.75
2.24
0.22
0.98
6.68
0.95
7.51
2.02
3.57
5.48
0.22
0.98
0.95
1.08
2.02
4.62
5.31
5.78
6.75
1.08
4.62
2.24
5.31
0
0
J
J
= 70°C
= 70°C
39.72
42.72
Min.
Min.
15.2
17.1
'–1' Speed
'–1' Speed
Max.
18.84
20.65
14.48
15.85
Max.
19.86
21.36
6.58
0.25
1.11
7.69
1.08
8.55
1.23
5.26
2.55
6.05
4.06
6.24
0.25
1.11
1.08
1.23
5.26
2.55
6.05
7.6
2.3
2.3
0
0
17.88
50.22
Min.
Min.
20.1
46.7
'Std' Speed
'Std' Speed
Max.
Max.
10.05
22.15
23.35
24.27
25.11
17.03
18.63
7.74
1.31
8.94
9.04
1.27
1.45
6.19
7.11
4.77
7.34
1.31
1.27
1.45
6.19
7.11
0.3
2.7
0.3
2.7
0
3
0
3
Units
Units
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
ns
ns
ns
ns
ns
ns
ns
ns