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932S421BGLF データシート(PDF) 9 Page - Integrated Device Technology |
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932S421BGLF データシート(HTML) 9 Page - Integrated Device Technology |
9 / 23 page IDTTM PCIe Gen2 and QPI Clock for Intel-Based Servers 1340G—01/26/10 ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers 9 Electrical Characteristics - USB48MHz PARAMETER SYMBOL CONDITIONS* MIN TYP MAX UNITS NOTES Long Accuracy ppm see Tperiod min-max values 0 0 ppm 1,2 Clock period Tperiod 48.00MHz output nominal 20.8333 20.83333 20.8333 ns 2 Absolute Clock period Tpabs 48.00MHz output including jitter 20.4833 21.1833 ns 2 Output Impedance RDSP VO = VDD*(0.5) 12 55 1 Output High Voltage VOH IOH = -1 mA 2.4 V 1 Clock High Time THIGH 1.5V 8.094 10.036 ns 1 Clock Low Time TLOW 1.5V 7.694 9.836 ns 1 Output Low Voltage VOL IOL = 1 mA 0.55 V 1 V OH @MIN = 1.0 V -29 mA 1 VOH@MAX = 3.135 V -33 mA 1 VOL @ MIN = 1.95 V 29 mA 1 VOL @ MAX = 0.4 V 27 mA 1 Edge Rate tslewr/f_USB USB48 Rising/Falling edge rate 1 2 V/ns 1 Rise Time tr_USB VOL = 0.4 V, VOH = 2.4 V 1 2 ns 1 Fall Time tf_USB VOH = 2.4 V, VOL = 0.4 V 1 2 ns 1 Duty Cycle dt1 VT = 1.5 V 45 55 % 1 Group Skew tskew VT = 1.5 V 250 ps 1 Jitter, Cycle to cycle tjcyc-cyc VT = 1.5 V 350 ps 1 *TA = 0 - 70°C; Supply Voltage VDD = 3.3 V +/-5% 1Guaranteed by design and characterization, not 100% tested in production. 2 All Long Term Accuracy and Clock Period specifications are guaranteed assuming that REF is at 14.31818MHz Output High Current IOH Output Low Current IOL |
同様の部品番号 - 932S421BGLF |
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同様の説明 - 932S421BGLF |
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