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SN74ALS576BDWE4 Datasheet(PDF) 4 Page - Texas Instruments |
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SN74ALS576BDWE4 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 18 page SN54ALS576B, SN54AS576 SN74ALS576B, SN74ALS577A, SN74AS576 OCTAL D-TYPE EDGE-TRIGGERED FLIP-FLOPS WITH 3-STATE OUTPUTS SDAS065B – DECEMBER 1982 – REVISED JANUARY 1995 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS SN54ALS576B SN74ALS576B SN74ALS577A UNIT MIN TYP† MAX MIN TYP† MAX VIK VCC = 4.5 V, II = – 18 mA – 1.2 – 1.2 V VCC = 4.5 V to 5.5 V, IOH = – 0.4 mA VCC –2 VCC –2 VOH VCC =4 5V IOH = – 1 mA 2.4 3.3 V VCC = 4.5 V IOH = – 2.6 mA 2.4 3.2 VOL VCC =4 5V IOL = 12 mA 0.25 0.4 0.25 0.4 V VOL VCC = 4.5 V IOL = 24 mA 0.35 0.5 V IOZH VCC = 5.5 V, VO = 2.7 V 20 20 µA IOZL VCC = 5.5 V, VO = 0.4 V –20 –20 µA II VCC = 5.5 V, VI = 7 V 0.1 0.1 mA IIH VCC = 5.5 V, VI = 2.7 V 20 20 µA IIL VCC = 5.5 V, VI = 0.4 V – 0.2 – 0.2 mA IO‡ VCC = 5.5 V, VO = 2.25 V –20 –112 –30 –112 mA Outputs high 10 18 10 18 ICC VCC = 5.5 V Outputs low 15 24 15 24 mA Outputs disabled 16 30 16 30 † All typical values are at VCC = 5 V, TA = 25°C. ‡ The output conditions have been chosen to produce a current that closely approximates one half of the true short-circuit output current, IOS. switching characteristics (see Figure 1) PARAMETER FROM (INPUT) TO (OUTPUT) VCC = 4.5 V to 5.5 V, CL = 50 pF, R1 = 500 Ω, R2 = 500 Ω, TA = MIN to MAX§ UNIT SN54ALS576B SN74ALS576B SN74ALS577A MIN MAX MIN MAX MIN MAX fmax 22 30 30 MHz tPLH CLK An Q 4 24 3 14 4 14 ns tPHL CLK Any Q 4 20 4 14 4 14 ns tPZH OE An Q 4 24 3 18 4 18 ns tPZL OE Any Q 3 23 4 18 4 18 ns tPHZ OE Any Q 2 14 1 10 2 10 ns tPLZ OE Any Q 3 29 2 15 3 15 ns § For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. |
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