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SP505 Datasheet(PDF) 4 Page - Exar Corporation |
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SP505 Datasheet(HTML) 4 Page - Exar Corporation |
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4 / 35 page ![]() 4 Exar Coporation 48720 Kato Road, Fremont CA, 94538 • (50) 668-7000 • Fax (50) 668-707 • www.exar.com SP505_00_08308 ELECTRICAL CHARACTERISTICS T A = +25°C and VCC = +4.75V to +5.25V unless otherwise noted. PARAMETER MIN TYP MAX UNITS CONDITIONS V.11 RECEIVER INPUT DC PARAMETERS Common Mode Range -7 +7 Volts Sensitivity +/-0.3 Volts Input Current -3.25 +3.25 mA Per Figures 20 and 22 Current w/ 100Ω Termination +/-60.75 mA Per Figures 23 and 24 Input Impedance 4 kΩ V.11 RECEIVER INPUT AC PARAMETERS (Vcc = +5V for AC Parameters) Propagation Delay t PHL 80 0 30 ns Per Figures 33 and 38; C L = 50pF Propagation Delay t PLH 80 0 30 ns Per Figures 33 and 38; C L = 50pF Differential Skew 20 ns Per Figures 33; C L = 50pF Max. Transmission Rate SP505ACM-L 0 2 Mbps Per Figure 33; C L = 50pF, f IN = 5MHz Max. Transmission Rate SP505BCM-L 6.4 8 Mbps Per Figure 33; C L = 50pF, f IN = 8.2MHz V.35 DRIVER OUTPUT DC PARAMETERS Open Circuit Voltage +/-.20 Volts Per Figure 6 Test Terminated Voltage +/-0.44 +/-0.66 Volts Per Figure 25 Offset +/-0.6 Volts Per Figure 25 Source Impedance 50 50 Ω Per Figure 27; Z S = V2/V x 50 Ω Short Circuit Impedance 35 65 Ω Per Figure 28 V.35 DRIVER OUTPUT AC PARAMETERS (Vcc = +5V for AC Parameters) Transition Time 30 40 ns Per Figure 29; 0% to 90% Propagation Delay t PHL 50 90 0 ns Per Figures 33 and 36; C L = 20pF Propagation Delay t PLH 50 90 0 ns Per Figures 33 and 36; C L = 20pF Differential Skew 20 30 ns Per Figure 33; C L = 20pF Max. Transmission Rate SP505ACM-L 0 2 Mbps Per Figure 33; C L = 20pF, f IN = 5MHz Max. Transmission Rate SP505BCM-L 6.4 8 Mbps Per Figure 33; C L = 20pF, f IN = 8.2MHz V.35 RECEIVER INPUT DC PARAMETERS Sensitivity +/-80 mV Source Impedance 90 0 Ω Per Figure 30; Z S = V2/V x 50 Ω Short Circuit Impedance 35 65 Ω Per Figure 3 V.35 RECEIVER INPUT AC PARAMETERS (Vcc = +5V for AC Parameters) Propagation Delay t PHL 80 0 30 ns Per Figures 33 and 38; C L = 20pF Propagation Delay t PLH 80 0 30 ns Per Figures 33 and 38; CL = 20pF Differential Skew 20 ns Per Figures 33; C L = 20pF Max. Transmission Rate SP505ACM-L 0 2 Mbps Per Figure 33; C L = 20pF, f IN = 5MHz Max. Transmission Rate SP505BCM-L 6.4 8 Mbps Per Figure 33; C L = 20pF, f IN = 8.2MHz |
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