a2f500m3b-1csh484 Actel Corporation, a2f500m3b-1csh484 Datasheet - Page 39

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

Table 2-23 • Summary of I/O Timing Characteristics—Software Default Settings
Table 2-24 • Summary of I/O Timing Characteristics—Software Default Settings
I/O Standard
3.3 V LVTTL /
3.3 V LVCMOS
2.5 V LVCMOS
1.8 V LVCMOS
1.5 V LVCMOS
3.3 V PCI
3.3 V PCI-X
LVDS
LVPECL
Notes:
1. Resistance is used to measure I/O propagation delays as defined in PCI specifications. See
2. For specific junction temperature and voltage supply levels, refer to
I/O Standard
3.3 V LVTTL /
3.3 V LVCMOS
2.5 V LVCMOS
1.8 V LVCMOS
1.5 V LVCMOS
Notes:
1. Resistance is used to measure I/O propagation delays as defined in PCI specifications. See
2. For specific junction temperature and voltage supply levels, refer to
connectivity. This resistor is not required during normal operation.
connectivity. This resistor is not required during normal operation.
–1 Speed Grade, Worst Commercial-Case Conditions: T
Worst-Case VCCxxxxIOBx (per standard)
Applicable to FPGA I/O Banks
–1 Speed Grade, Worst Commercial-Case Conditions: T
Worst-Case VCCxxxxIOBx (per standard)
Applicable to MSS I/O Banks
Per PCI spec High
Per PCI-X
8 mA
8 mA
4 mA
2 mA
12 mA
12 mA
12 mA
12 mA
24 mA
24 mA
spec
High
High
High
High
High
High
High
High
High
High
High
10
10
10
10
35
35
35
35
10
10
–
–
–
–
–
–
25
25
–
–
–
–
–
–
0.50 1.92 0.03 0.78 1.09 0.37 1.96 1.55 1.83 2.04
0.50 1.96 0.03 0.99 1.16 0.37 2.00 1.82 1.82 1.93
0.50 2.31 0.03 0.91 1.37 0.37 2.35 2.27 1.84 1.87
0.50 2.70 0.03 1.07 1.55 0.37 2.75 2.67 1.87 1.85
1
1
0.50 2.56 0.03 0.90 0.32 2.60 1.97 2.50 2.82 4.32 3.68 ns
0.50 2.57 0.03 1.01 0.32 2.62 2.35 2.58 2.72 4.33 4.06 ns
0.50 3.01 0.03 0.93 0.32 3.01 3.01 2.76 2.70 4.73 4.73 ns
0.50 3.58 0.03 1.10 0.32 3.49 3.58 2.93 2.73 5.20 5.30 ns
0.50 2.06 0.03 0.66 0.32 2.09 1.50 2.46 2.75 3.81 3.21 ns
0.50 2.06 0.03 0.64 0.32 2.09 1.50 2.46 2.75 3.81 3.21 ns
0.50 1.44 0.03 1.27
0.50 1.38 0.03 1.08
R e v i s i o n 3
Table 2-7 on page 2-9
Table 2-7 on page 2-9
Actel SmartFusion Intelligent Mixed Signal FPGAs
J
J
= 85°C, Worst Case VCC = 1.425 V,
= 85°C, Worst Case VCC = 1.425 V,
–
–
–
–
–
–
for derating values.
for derating values.
Figure 2-11 on page 2-40
Figure 2-11 on page 2-40
–
–
–
–
–
–
–
–
ns
ns
ns
ns
2- 27
ns
ns
for
for