EP2C8T144I8N Datasheet, PDF (158/470 Pages) Altera Corporation – Cyclone II Device Handbook, Volume 1

Timing Specifications
Table 5–46. Maximum Output Clock Toggle Rate Derating Factors (Part 3 of 4)
Maximum Output Clock Toggle Rate Derating Factors (ps/pF)
I/O Standard
DIFFERENTIAL_SSTL_
18_CLASS_II
1.8V_
DIFFERENTIAL_HSTL_
CLASS_I
1.8V_
DIFFERENTIAL_HSTL_
CLASS_II
1.5V_
DIFFERENTIAL_HSTL_
CLASS_I
1.5V_
DIFFERENTIAL_HSTL_
CLASS_II
LVDS
RSDS
MINI_LVDS
SIMPLE_RSDS
1.2V_HSTL
1.2V_
DIFFERENTIAL_HSTL
PCI
PCI-X
LVTTL
LVCMOS
2.5V
1.8V
Drive
Column I/O Pins
Row I/O Pins
Dedicated Clock
Outputs
Strength
–6 –7 –8 –6 –7 –8 –6 –7 –8
Speed Speed Speed Speed Speed Speed Speed Speed Speed
Grade Grade Grade Grade Grade Grade Grade Grade Grade
16 mA
30 33
36
—
—
—
—
—
—
18 mA
29 29
29
—
—
—
—
—
—
8 mA
26 28 29 59 61 63 59 61 63
10 mA
46 47
48
65
66
68
65
66
68
12 mA
67 67
67
71
71
72
71
71
72
16 mA
62 65
68
—
—
—
—
—
—
18 mA
59 62
65
—
—
—
—
—
—
20 mA
57 59
62
—
—
—
—
—
—
8 mA
40 40 41 28 32 36 28 32 36
10 mA
41 42
42
—
—
—
—
—
—
12 mA
43 43
43
—
—
—
—
—
—
16 mA
18 20
21
—
—
—
—
—
—
—
11 13 16 11 13 15 11 13 15
—
11 13 16 11 13 15 11 13 15
—
11 13 16 11 13 15 11 13 15
—
15 19 23 15 19 23 15 19 23
—
130 132 133 —
—
—
—
—
—
—
130 132 133 —
—
—
—
—
—
—
—
—
—
99 120 142 99 120 142
—
—
—
—
99 121 143 99 121 143
OCT_25 13 14 14 21 27 33 21 27 33
_OHMS
OCT_25 13 14 14 21 27 33 21 27 33
_OHMS
OCT_50 346 369 392 324 326 327 324 326 327
_OHMS
OCT_50 198 203 209 202 203 204 202 203 204
_OHMS
5–54
Cyclone II Device Handbook, Volume 1
Altera Corporation
February 2008