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ST75185CDR Datasheet(PDF) 7 Page - STMicroelectronics |
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ST75185CDR Datasheet(HTML) 7 Page - STMicroelectronics |
7 / 21 page ST75185 Electrical characteristics 7/21 Note: All typical values are at TA = 25°C, VCC = 5V, VDD = 9V and VSS=-9V Table 8. Receiver electrical characteristics over operating conditions Symbol Parameter Test Conditions Value Unit Min. Typ. Max. VT+ Positive Going Threshold Voltage (See Figure 9)2.2 2.4 V VT- Negative Going Threshold Voltage TA = 25 °C (See Figure 9) 0.75 0.97 V Vhys Input Hysteresis (VT+ - VT-) 0.5 V VOH High Level Output Voltage IOH = -0.5mA VIH = 0.75 V 2.6 4 5 V Inputs Open 2.6 VOL Low Level Output Voltage VI = 3 V IOL = 10 mA 0.2 0.45 V IIH High Level Input Current VI = 25 V (See Figure 9)3.6 8.3 mA VI = 3 V (See Figure 9)0.43 IIL Low Level Input Current VI = -25 V (See Figure 9) -3.6 -8.3 mA VI = -3 V (See Figure 9)-0.43 IOS Short-Circuit Output Current VI = 0 V VO = 0 V (See Figure 7) -3.4 -12 mA Table 9. Receiver switching characteristics (VDD = 12V, VSS = -12V, VCC = 5V TA = 25°C) Symbol Parameter Test Conditions Value Unit Min. Typ. Max. tPLH Propagation Delay Time Low to High Level Output RL = 5 KΩ CL = 50 pF (See Figure 9) 400 1000 ns tPHL Propagation Delay Time High to Low Level Output RL = 5 KΩ CL = 50 pF (See Figure 9) 70 150 ns tTLH Transition Time Low to High Level Output RL = 5 KΩ CL = 50 pF (See Figure 9) 200 525 ns tTHL Transition Time High to Low Level Output RL = 5 KΩ CL = 50 pF (See Figure 9) 20 60 ns |
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