EP2C5F256I8N Datasheet, PDF (140/168 Pages) Altera Corporation – Section I. Cyclone II Device Family Data Sheet

Timing Specifications
Table 5–45. Maximum Output Clock Toggle Rate on Cyclone II Devices (Part 3 of 4)
Maximum Output Clock Toggle Rate on Cyclone II Devices (MHz)
I/O Standard
Drive
Strength
Column I/O Pins (1) Row I/O Pins (1)
Dedicated Clock
Outputs
–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
SSTL_18_ CLASS_II 16 mA
260 220 180 —
—
—
—
—
—
18 mA
270 220 180 —
—
—
—
—
—
1.8V_HSTL_ CLASS_I 8 mA
260 220 180 260 220 180 260 220 180
10 mA
300 250 210 300 250 210 300 250 210
12 mA
320 270 220 320 270 220 320 270 220
1.8V_HSTL_ CLASS_II 16 mA
230 190 160 —
—
—
—
—
—
18 mA
240 200 160 —
—
—
—
—
—
20 mA
250 210 170 —
—
—
—
—
—
1.5V_HSTL_ CLASS_I 8 mA
210 170 140 210 170 140 210 170 140
10 mA
220 180 150 —
—
—
—
—
—
12 mA
230 190 160 —
—
—
—
—
—
1.5V_HSTL_ CLASS_II 16 mA
210 170 140 —
—
—
—
—
—
DIFFERENTIAL_
SSTL_2_CLASS_I
8 mA
12 mA
400 340 280 400 340 280 400 340 280
400 340 280 400 340 280 400 340 280
DIFFERENTIAL_
SSTL_2_CLASS_II
16 mA
20 mA
350 290 240 350 290 240 350 290 240
400 340 280 —
—
—
—
—
—
24 mA
400 340 280 —
—
—
—
—
—
DIFFERENTIAL_
SSTL_18_CLASS_I
6 mA
8 mA
260 220 180 260 220 180 260 220 180
260 220 180 260 220 180 260 220 180
10 mA
270 220 180 270 220 180 270 220 180
12 mA
280 230 190 —
—
—
—
—
—
DIFFERENTIAL_SSTL 16 mA
_18_CLASS_II
18 mA
260 220 180 —
—
—
—
—
—
270 220 180 —
—
—
—
—
—
1.8V_
DIFFERENTIAL_HSTL
_CLASS_I
8 mA
10 mA
12 mA
260 220 180 260 220 180 260 220 180
300 250 210 300 250 210 300 250 210
320 270 220 320 270 220 320 270 220
1.8V_
DIFFERENTIAL_HSTL
_CLASS_II
16 mA
18 mA
20 mA
230 190 160 —
—
—
—
—
—
240 200 160 —
—
—
—
—
—
250 210 170 —
—
—
—
—
—
5–50
Cyclone II Device Handbook, Volume 1
Altera Corporation
February 2008