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84012012A Datasheet(PDF) 3 Page - Texas Instruments |
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84012012A Datasheet(HTML) 3 Page - Texas Instruments |
3 / 21 page SN54ALS573C, SN54AS573A, SN74ALS573C, SN74AS573A OCTAL DTYPE TRANSPARENT LATCHES WITH 3STATE OUTPUTS SDAS048D − DECEMBER 1989 − REVISED JANUARY 1995 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS SN54ALS573C SN74ALS573C UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX MIN TYP† MAX UNIT 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 = 4.5 V IOH = − 1 mA 2.4 3.3 V VOH VCC = 4.5 V IOH = − 2.6 mA 2.4 3.2 V VOL VCC = 4.5 V 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 − 0.13 − 0.1 mA IO‡ VCC = 5.5 V, VO = 2.25 V −20 −112 −30 −112 mA Outputs high 10 17 10 17 ICC VCC = 5.5 V Outputs low 15 24 15 24 mA ICC VCC = 5.5 V Outputs disabled 16 27 16 27 mA † 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 (INPUT) (OUTPUT) SN54ALS573C SN74ALS573C MIN MAX MIN MAX tPLH D Q 2 20 2 14 ns tPHL D Q 2 17 2 14 ns tPLH LE Q 8 33 6 20 ns tPHL LE Q 8 24 6 19 ns tPZH OE Q 4 28 3 18 ns tPZL OE Q 4 21 4 18 ns tPHZ OE Q 2 20 1 10 ns tPLZ OE Q 3 26 1 15 ns § For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. |
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