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EP1C12F100I8ES Datasheet(PDF) 98 Page - Altera Corporation |
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EP1C12F100I8ES Datasheet(HTML) 98 Page - Altera Corporation |
98 / 104 page ![]() 4–28 Altera Corporation Preliminary January 2007 Cyclone Device Handbook, Volume 1 Tables 4–50 and 4–51 show the maximum output clock rate for column and row pins in Cyclone devices. Table 4–49. Cyclone Maximum Input Clock Rate for Row Pins I/O Standard -6 Speed Grade -7 Speed Grade -8 Speed Grade Unit LVTTL 464 428 387 MHz 2.5 V 392 302 207 MHz 1.8 V 387 311 252 MHz 1.5 V 387 320 243 MHz LVCMOS 405 374 333 MHz SSTL-3 class I 405 356 293 MHz SSTL-3 class II 414 365 302 MHz SSTL-2 class I 464 428 396 MHz SSTL-2 class II 473 432 396 MHz 3.3-V PCI (1) 464 428 387 MHz LVDS 567 549 531 MHz Note to Tables 4–48 through 4–49: (1) EP1C3 devices do not support the PCI I/O standard. These parameters are only available on row I/O pins. Table 4–50. Cyclone Maximum Output Clock Rate for Column Pins I/O Standard -6 Speed Grade -7 Speed Grade -8 Speed Grade Unit LVTTL 304 304 304 MHz 2.5 V 220 220 220 MHz 1.8 V 213 213 213 MHz 1.5 V 166 166 166 MHz LVCMOS 304 304 304 MHz SSTL-3 class I 100 100 100 MHz SSTL-3 class II 100 100 100 MHz SSTL-2 class I 134 134 134 MHz SSTL-2 class II 134 134 134 MHz LVDS 320 320 275 MHz Note to Table 4–50: (1) EP1C3 devices do not support the PCI I/O standard. |
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