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ICS951402 датащи(PDF) 18 Page - Renesas Technology Corp |
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ICS951402 датащи(HTML) 18 Page - Renesas Technology Corp |
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18 / 24 page ![]() 18 Integrated Circuit Systems, Inc. ICS951402 Advance Information 0660—05/05/05 Electrical Characteristics - VCH, 48MHz DOT, 48MHz, USB TA = 0 - 70C; VDD=3.3V +/-5%; CL = 10-20 pF (unless otherwise specified) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Output Frequency FO1 48 MHz Output Impedance RDSP1 1 VO = VDD*(0.5) 20 48 60 W Output High Voltage VOH 1 IOH = -1 mA 2.4 V Output Low Voltage VOL 1 IOL = 1 mA 0.4 V Output High Current IOH 1 V OH@MIN = 1.0 V, V OH@MAX = 3.135 V -29 -23 mA Output Low Current IOL 1 VOL @MIN = 1.95 V, VOL @MAX = 0.4 V 29 27 mA 48DOT Rise Time tr1 1 VOL = 0.4 V, VOH = 2.4 V 0.5 0.6 1 ns 48DOT Fall Time tf1 1 VOH = 2.4 V, VOL = 0.4 V 0.5 0.8 1 ns VCH 48 USB Rise Time tr1 1 VOL = 0.4 V, VOH = 2.4 V 1 1.2 2 ns VCH 48 USB Fall Time tf1 1 VOH = 2.4 V, VOL = 0.4 V 1 1.3 2 ns 48 DOT Duty Cycle dt1 1 VT = 1.5 V 45 52.8 55 % VCH 48 USB Duty Cycle dt1 1 VT = 1.5 V 45 53.5 55 % 48 DOT Jitter tjcyc-cyc 1 VT = 1.5 V 183 350 ps USB to DOT Skew tsk1 1 VT = 1.5 V (0 OR 180 degrees) 0.43 1 ns VCH Jitter tjcyc-cyc 1 VT = 1.5 V 223 350 ps 1Guaranteed by design, not 100% tested in production. Electrical Characteristics - SDRAM TA = 0 - 70C; VDD =VDDL 3.3 V +/-5%; CL = 30 pF (unless otherwise stated) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Output Impedance RDSP2A 1 VO = VDD*(0.5) 10 20 Ω Output Impedance RDSN2A 1 VO = VDD*(0.5) 10 20 Ω Output High Voltage VOH2A IOH = -28 mA 2.4 V Output Low Voltage VOL2A IOL = 19 mA 0.4 V Output High Current IOH2A VOH = 2.0 V -42 mA Output Low Current IOL2A VOL = 0.8 V 33 mA Rise Time tr2A 1 VOL = 0.4 V, VOH = 2.4 V 0.5 2.0 ns Fall Time tf2A 1 VOH = 2.4 V, VOL = 0.4 V 0.5 2 ns Duty Cycle dt2A 1 VT = 1.5 V 45 55 % Jitter 1 tcyc-cyc VT = 1.5 V 250.0 ps 1Guaranteed by design, not 100% tested in production. |
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