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ISO1176 Datasheet(PDF) 4 Page - Texas Instruments |
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ISO1176 Datasheet(HTML) 4 Page - Texas Instruments |
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4 / 25 page  DRIVER SWITCHING CHARACTERISTICS RECEIVER ELECTRICAL CHARACTERISTICS ISO1176 SLLS897C – MARCH 2008 – REVISED OCTOBER 2008.................................................................................................................................................. www.ti.com over recommended operating conditions (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT tpLH, tpHL Propagation delay time 35 ns VCC1 at 5 V VCC2 at 5 V tsk(p) Pulse skew (|tpHL – tpLH|) 2 5 ns tpLH, tpHL Propagation delay time 40 ns VCC1 at 3.3 V See Figure 10 VCC2 at 5 V tsk(p) Pulse skew (|tpHL – tpLH|) 2 5 ns tr Differential output signal rise time 2 3 7.5 ns tf Differential output signal fall time 2 3 7.5 ns tpDE DE to ISODE prop delay See Figure 14 30 ns tt(MLH), tt(MHL) Output transition skew See Figure 11 1 ns tp(AZH), tp(BZH) Propagation delay time, high-impedance-to-active output 80 ns tp(AZL), tp(BZL) CL = 50 pF, tp(AHZ), tp(BHZ) RE at 0 V, Propagation delay time, active-to- high-impedance output 80 ns tp(ALZ), tp(BLZ) See Figure 12 and Figure 13 |tp(AZL) – tp(BZH)| Enable skew time 0.55 1.5 ns |tp(AZH) – tp(BZL)| t(CFB) Time from application of short-circuit to current foldback See Figure 9 0.5 µs t(TSD) Time from application of short-circuit to thermal shutdown TA = 25°C, See Figure 9 100 µs over recommended operating conditions (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VIT(+) Positive-going differential input voltage threshold IO = –8 mA –80 –10 mV SeeFigure 15 VIT(–) Negative-going differential input voltage threshold IO = 8 mA –200 –120 mV Vhys Hysteresis voltage (VIT+ – VIT-) 40 mV IOH = –8 mA VCC1 –0.4 3 VID = 200 mV, VOH High-level output voltage V See Figure 15 IOH = –20 µA VCC1 –0.1 3.3 VCC1 at 3.3 V and VCC2 at 5 V IOL = 8 mA 0.2 0.4 VID = –200 mV, VOL Low-level output voltage V See Figure 15 IOL = 20 µA 0 0.1 IOH = –8 mA VCC1 –0.8 4.6 VID = 200 mV, VOH High-level output voltage V See Figure 15 IOH = –20 µA VCC1 –0.1 5 VCC1 at 5 V and VCC2 at 5 V IOL = 8 mA 0.2 0.4 VID = –200 mV, VOL Low-level output voltage V See Figure 15 IOL = –20 µA 0 0.1 IA, IB VCC = 4.75 V or 5.25 V VI = –7 V or 12 V, Bus pin input current –160 200 µA IA(OFF) Other input = 0 V VCC2 = 0 V IB(OFF) II Receiver enable input current RE = 0 V –50 50 µA IOZ High-impedance state output current RE = VCC1 –1 1 µA RID Differential input resistance A, B 48 k Ω Test input signal is a 1.5 MHz sine wave with 1 Vpp amplitude , CD is measured across CID Differential input capacitance 7 10 pF A and B CMR Common mode rejection See Figure 19 4 V 4 Submit Documentation Feedback Copyright © 2008, Texas Instruments Incorporated Product Folder Link(s) :ISO1176 |
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