EP1C4 ALTERA [Altera Corporation], EP1C4 Datasheet - Page 94

• Manufacturer Part Number: EP1C4
• Description: Cyclone FPGA Family Data Sheet
• Manufacturer: ALTERA [Altera Corporation]

Cyclone Device Handbook, Volume 1
4–24
Preliminary
1.8-V LVTTL
1.5-V LVTTL
3.3-V PCI
SSTL-3 class I
SSTL-3 class II
SSTL-2 class I
SSTL-2 class II
LVDS
LVCMOS
3.3-V LVTTL
2.5-V LVTTL
1.8-V LVTTL
Table 4–43. Cyclone I/O Standard Output Delay Adders for Fast Slew Rate on Row Pins (Part 2 of 2)
Table 4–44. Cyclone I/O Standard Output Delay Adders for Slow Slew Rate on Column Pins (Part 1 of 2)
I/O Standard
Standard
(1)
8 mA
12 mA
4 mA
8 mA
2 mA
4 mA
8 mA
12 mA
8 mA
12 mA
16 mA
24 mA
8 mA
12 mA
16 mA
8 mA
12 mA
2 mA
2 mA
4 mA
2 mA
2 mA
-6 Speed Grade
Min
-6 Speed Grade
Min
1,290
2,288
1,800
1,311
1,831
1,484
1,012
2,747
1,757
1,763
1,623
5,506
4,220
4,008
Max
− 208
− 877
− 410
− 811
− 485
− 758
− 998
Max
608
292
945
807
973
838
4
-7 Speed Grade
Min
-7 Speed Grade
Min
− 1,009
− 1,148
1,483
2,631
2,070
1,507
1,086
2,105
1,705
1,118
1,163
3,158
2,019
2,026
1,865
6,331
4,852
4,608
Max
− 240
− 472
− 933
− 558
− 872
Max
699
335
928
963
4
-8 Speed Grade
Min
-8 Speed Grade
Min
Altera Corporation
− 1,141
− 1,055
− 1,298
1,677
2,974
2,340
1,704
1,228
1,049
2,380
1,928
1,264
1,315
1,089
3,570
2,283
2,291
2,109
7,157
5,485
5,209
Max
− 271
− 533
− 631
− 986
Max
790
379
5
January 2007
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