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ST485ERBN Datasheet(PDF) 8 Page - STMicroelectronics |
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ST485ERBN Datasheet(HTML) 8 Page - STMicroelectronics |
8 / 19 page Electrical characteristics ST485ER 8/19 4.3 Receiver switching characteristics VCC = 5V ± 5%, TA = TMIN to TMAX , unless otherwise specified. Typical values are referred to TA = 25°C) Table 8. Receiver switching characteristics Symbol Parameter Test conditions (1) 1. All currents into device pins are positive; all cuttents out of device pins are negative; all voltages are referenced to device ground unless specified Min. Typ. Max. Unit tPLH tPHL Propagation Delay Input to Output RDIFF = 54ΩCL1 = CL2 = 100pF (See Figure 4. and Figure 8.) 20 130 210 ns tSKD Differential Receiver Skew RDIFF = 54ΩCL1 = CL2 = 100pF (See Figure 4. and Figure 8.) 13 ns tPZH Output Enable Time CRL = 15pFS1 = Closed (See Fig. 2 and Figure 9.) 20 50 ns tPZL Output Enable Time CRL = 15pFS2 = Closed (See Fig. 2 and Figure 9.) 20 50 ns tPLZ Output Disable Time CRL = 15pFS1 = Closed (See Fig. 2 and Figure 9.) 20 50 ns tPHZ Output Disable Time CRL = 15pFS2 = Closed (See Fig. 2 and Figure 9.) 20 50 ns fMAX Maximum Data Rate 2.5 Mbps |
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