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ICS9248YF-97-T Datasheet(PDF) 7 Page - Integrated Circuit Systems |
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ICS9248YF-97-T Datasheet(HTML) 7 Page - Integrated Circuit Systems |
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7 / 14 page  7 ICS9248-97 Group Offset Group Offset Measurement Loads Measure Points CPU to 3V66 0.0-1.5ns CPU leads CPU @ 20pF, 3V66 @ 30pF CPU @1.25V, 3V66 @ 1.5V 3V66 to PCI 1.5-4.0ns 3V66 leads 3V66 @ 30pF, PCI @ 30pF 3V66 @ 1.5V, PCI @ 1.5V CPU to IOAPIC 1.5-4.0ns CPU leads CPU @ 20pF, IOAPIC @ 20pF CPU @1.25V, IOAPIC @ 1.5V Note: 1. All offsets are to be measured at rising edges. Electrical Characteristics - CPUCLK TA = 0 - 70º C; VDD = 3.3 V +/-5%, VDDL = 2.5 V +/-5%; CL = 20 pF (unless otherwise stated) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Output Impedance RDSP2B 1 VO = VDD*(0.5) 13.5 30 45 Ω Output Impedance RDSN2B 1 VO = VDD*(0.5) 13.5 32 45 Ω Output High Voltage VOH2B IOH = -12.0 mA 2 2.24 V Output Low Voltage VOL2B IOL = 12.0 mA 0.31 0.4 V Output High Current IOH2B VOH = 1.7 V -31 -19 mA Output Low Current IOL2B VOL = 0.7 V 19 25 mA Rise Time tr2B 1 VOL = 0.4 V, VOH = 2.0 V 1.47 1.8 ns Fall Time tf2B 1 VOH = 2.0 V, VOL = 0.4 V 1.51 1.8 ns VT = 1.25 V CPU Frequencies: 100 to 159MHz 45 50.5 55 VT = 1.25 V CPU Frequencies: 162 to 180MHz 41 47.5 51 Skew tsk2B 1 VT = 1.25 V 27 175 ps Jitter, Cycle-to-cycle tjcyc-cyc2B 1 VT = 1.25 V 218 300 ps 1Guaranteed by design, not 100% tested in production. Duty Cycle dt2B 1 % Electrical Characteristics - CPU/2 TA = 0 - 70º C; VDD = 3.3 V +/-5%, VDDL = 2.5 V +/-5%; CL = 20 pF (unless otherwise stated) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Output Impedance RDSP2B 1 VO = VDD*(0.5) 13.5 30 45 Ω Output Impedance RDSN2B 1 VO = VDD*(0.5) 13.5 31 45 Ω Output High Voltage VOH2B IOH = -12.0 mA 2 2.2 V Output Low Voltage VOL2B IOL = 12.0 mA 0.31 0.4 V Output High Current IOH2B VOH = 1.7 V -31 -19 mA Output Low Current IOL2B VOL = 0.7 V 19 26 mA Rise Time tr2B 1 VOL = 0.4 V, VOH = 2.0 V 1.21 1.6 ns Fall Time tf2B 1 VOH = 2.0 V, VOL = 0.4 V 1.17 1.6 ns Duty Cycle dt2B 1 VT = 1.25 V 45 48.6 55 % Jitter, Cycle-to-cycle tjcyc-cyc2B 1 VT = 1.25 V 227 250 ps 1Guaranteed by design, not 100% tested in production. |
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Similar Description - ICS9248YF-97-T |
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