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SNJ55454BFK Datasheet(PDF) 3 Page - Texas Instruments |
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SNJ55454BFK Datasheet(HTML) 3 Page - Texas Instruments |
3 / 20 page SN55451B, SN55452B, SN55453B, SN55454B SN75451B, SN75452B, SN75453B, SN75454B DUAL PERIPHERAL DRIVERS SLRS021B – DECEMBER 1976 – REVISED SEPTEMBER 1999 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 logic symbol† & 5 3 2B 2A 1B 1A 2Y 1Y 7 6 2 1 † This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC publication 617-12. Pin numbers shown are for the D, JG, and P packages. logic diagram (positive logic) 2B 2A 1B 1A 4 5 3 GND 2Y 1Y 7 6 2 1 FUNCTION TABLE (each driver) A B Y L L L (on state) L H L (on state) H L L (on state) H H H (off state) positive logic: Y = AB or A+B electrical characteristics over recommended operating free-air temperature range PARAMETER TEST CONDITIONS‡ SN55451B SN75451B UNIT PARAMETER TEST CONDITIONS‡ MIN TYP§ MAX MIN TYP§ MAX UNIT VIK Input clamp voltage VCC = MIN, II = – 12 mA – 1.2 – 1.5 – 1.2 – 1.5 V VCC = MIN, VIL = 0.8 V, 025 05 025 04 VOL Low level output voltage CC IOL = 100 mA IL 0.25 0.5 0.25 0.4 V VOL Low-level output voltage VCC = MIN, VIL = 0.8 V, 05 08 05 07 V CC IOL = 300 mA IL 0.5 0.8 0.5 0.7 IOH High level output current VCC = MIN, VIH = MIN, 300 100 µA IOH High-level output current CC VOH = 30 V IH 300 100 µA II Input current at maximum input voltage VCC = MAX, VI = 5.5 V 1 1 mA IIH High-level input current VCC = MAX, VI = 2.4 V 40 40 µA IIL Low-level input current VCC = MAX, VI = 0.4 V –1 – 1.6 –1 – 1.6 mA ICCH Supply current, outputs high VCC = MAX, VI = 5 V 7 11 7 11 mA ICCL Supply current, outputs low VCC = MAX, VI = 0 52 65 52 65 mA ‡ For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. § All typical values are at VCC = 5 V, TA = 25°C. switching characteristics, VCC = 5 V, TA = 25°C PARAMETER TEST CONDITIONS MIN TYP MAX UNIT tPLH Propagation delay time, low-to-high-level output 18 25 tPHL Propagation delay time, high-to-low-level output IO ≈ 200 mA, CL = 15 pF, 18 25 ns tTLH Transition time, low-to-high-level output O RL = 50 Ω, L See Figure 1 5 8 ns tTHL Transition time, high-to-low-level output 7 12 VOH High level output voltage after switching SN55451B VS = 20 V, IO ≈ 300 mA, VS – 6.5 mV VOH High-level output voltage after switching SN75451B S , See Figure 2 O , VS – 6.5 mV VCC A GND Y 500 Ω 1 k Ω B 4 k Ω 1.6 k Ω 130 Ω Resistor values shown are nominal. schematic (each driver) |
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