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SN75C1406N Datasheet(PDF) 5 Page - Texas Instruments |
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SN75C1406N Datasheet(HTML) 5 Page - Texas Instruments |
5 / 8 page SN75C1406 TRIPLE LOW-POWER DRIVERS/RECEIVERS SLLS148D – MAY 1990 – REVISED DECEMBER 1999 5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 RECEIVER SECTION electrical characteristics over operating free-air temperature range, VDD = 12 V, VSS = –12 V, VCC = 5 V ± 10% (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT VIT + Positive-going input threshold voltage See Figure 5 1.7 2 2.55 V VIT – Negative-going input threshold voltage See Figure 5 0.65 1 1.25 V Vhys Input hysteresis voltage (VIT +–VIT –) 600 1000 mV VI = 0.75 V, IOH = – 20 µA, See Figure 5 and Note 5 3.5 VOH High level output voltage V 0 75 V I1 A VCC = 4.5 V 2.8 4.4 V VOH High-level output voltage VI = 0.75 V, See Figure 5 IOH = – 1 mA, VCC = 5 V 3.8 4.9 V See Figure 5 VCC = 5.5 V 4.3 5.4 VOL Low-level output voltage VI = 3 V, IOL = 3.2 mA, See Figure 5 0.17 0.4 V IIH High level input current VI = 2.5 V 3.6 4.6 8.3 IIH High-level input current VI = 3 V 0.43 0.55 1 mA IIL Low level input current VI = – 2.5 V – 3.6 –5 – 8.3 mA IIL Low-level input current VI = – 3 V – 0.43 – 0.55 –1 IOS(H) High-level short-circuit VI = 0 75 V VO =0 See Figure 4 8 15 mA IOS(H) g output current VI = 0.75 V, VO = 0, See Figure 4 – 8 – 15 mA IOS(L) Low-level short-circuit VI =VCC VO =VCC See Figure 4 13 25 mA IOS(L) output current VI = VCC, VO = VCC, See Figure 4 13 25 mA ICC Supply current from VCC No load, VDD = 5 V, VSS = – 5 V 320 450 µA ICC Supply current from VCC All inputs at 0 or 5 V VDD = 12 V, VSS = – 12 V 320 450 µA † All typical values are at TA = 25°C. NOTE 5: If the inputs are left unconnected, the receiver interprets this as an input low and the receiver outputs remain in the high state. switching characteristics at TA = 25°C, VDD = 12 V, VSS = –12 V, VCC = 5 V ± 10% (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT tPLH Propagation delay time, low- to high-level output 3 4 µs tPHL Propagation delay time, high- to low-level output CL = 50 pF, RL = 5 kΩ, 3 4 µs tTLH Transition time, low- to high-level output‡ L , See Figure 6 L , 300 450 ns tTHL Transition time, high- to low-level output‡ 100 300 ns tw(N) Duration of longest pulse rejected as noise§ CL = 50 pF, RL = 5 kΩ 1 4 µs ‡ Measured between 10% and 90% points of output waveform § The receiver ignores any positive- or negative-going pulse that is less than the minimum value of tw(N) and accepts any positive- or negative-going pulse greater than the maximum of tw(N). |
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