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ST491A データシート(PDF) 7 Page - STMicroelectronics |
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ST491A データシート(HTML) 7 Page - STMicroelectronics |
7 / 17 page ST491A Electrical characteristics 7/17 Table 7. Receiver electrical characteristics (VCC = 4.5V to 5.5V, TA = -40 to 85°C, unless otherwise specified. Typical values are referred to TA=25°C) Symbol Parameter Test conditions Min. Typ. Max. Unit IIN Input current (A, B) Other input = 0V VCC = 0 or 5.25V VIN=12V 0.5 1 mA VIN=-7V -0.35 -0.8 VTH Receiver differential threshold voltage VCM = -7V to 12V -0.2 0.2 V ΔVTH Receiver input hysteresis VCM = 0V 70 mV VOH Receiver output high voltage IOUT = -8mA, VID = 200mV 3.5 4.7 V VOL Receiver output low voltage IOUT = 8mA, VID = -200mV 0.3 0.5 V RRIN Receiver input resistance VCM = -7V to 12V 12 24 K Ω Table 8. Driver switching characteristics (VCC = 4.5V to 5.5V, TA = -40 to 85°C, unless otherwise specified. Typical values are referred to TA=25°C) Symbol Parameter Test conditions Min. Typ. Max. Unit DR Maximum data rate Jitter <5% 25 50 Mbps tPLH tPHL Propagation delay input to output RL= 54Ω, CL1=CL2=50pF, (Figure 1.)10 16 ns tSKEW Differential output delay skew RL= 54Ω, CL1=CL2=50pF, (Figure 1.)1 3 ns tTLH tTHL Rise or fall differential time RL= 54Ω, CL1=CL2=50pF, (Figure 1.)8 12 ns tPZL Output enable time CL= 50pF, S1 Closed 14 25 ns tPZH Output enable time CL= 50pF, S2 Closed 14 25 ns tPHZ Output disable time CL= 15pF, S2 Closed 10 25 ns tPLZ Output disable time CL= 15pF, S1 Closed 16 25 ns |
同様の部品番号 - ST491A_07 |
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同様の説明 - ST491A_07 |
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