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EP1M350 数据表(PDF) 73 Page - Altera Corporation |
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EP1M350 数据表(HTML) 73 Page - Altera Corporation |
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73 / 86 page ![]() Altera Corporation 73 Mercury Programmable Logic Device Family Data Sheet 13 Table 28. 3.3-V PCML Specifications Symbol Parameter Conditions Minimum Typical Maximum Units VCCIO I/O supply voltage 3.135 3.3 3.465 V VIL Low-level input voltage VCCIO – 0.4 V VIH High-level input voltage VCCIO V VOL Low-level output voltage VCCIO – 0.4 V VOH High-level output voltage VCCIO V VT Output termination voltage VCCIO V VID Differential input voltage 400 800 mV VOD Differential output voltage 400 700 800 mV tR Rise time (20 to 80%) 200 ps tF Fall time (20 to 80%) 200 ps tDSKEW Differential skew 25 ps R1 (11) Output load 90 100 110 Ω R2 (11) Receiver differential input resistor 45 50 55 Ω Table 29. LVPECL Specifications Symbol Parameter Conditions Minimum Typical Maximum Units VCCIO I/O supply voltage 3.135 3.3 3.465 V VIL Low-level input voltage 0 2,000 mV VIH High-level input voltage 400 2,470 mV VOL Low-level output voltage 1,400 1,650 mV VOH High-level output voltage 2,275 2,470 mV VID Differential input voltage 400 600 1,200 mV VOD Differential output voltage 525 1,050 1,200 mV tR Rise time (20 to 80%) 85 325 ps tF Fall time (20 to 80%) 85 325 ps tDSKEW Differential skew 25 ps RL Receiver differential input resistor 100 Ω |
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