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74ACT11244DBRE4 Datasheet(PDF) 3 Page - Texas Instruments |
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74ACT11244DBRE4 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 14 page 74ACT11244 OCTAL BUFFER/LINE DRIVER WITH 3-STATE OUTPUTS SCAS006C − AUGUST 1987 − REVISED APRIL 1996 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS V TA = 25°C MIN MAX UNIT PARAMETER TEST CONDITIONS VCC MIN TYP MAX MIN MAX UNIT I 50 A 4.5 V 4.4 4.4 IOH = −50 mA 5.5 V 5.4 5.4 VOH I 24 mA 4.5 V 3.94 3.8 V VOH IOH = −24 mA 5.5 V 4.94 4.8 V IOH = −75 mA{ 5.5 V 3.85 I 50 A 4.5 V 0.1 0.1 IOL = 50 mA 5.5 V 0.1 0.1 VOL I 24 mA 4.5 V 0.36 0.44 V VOL IOL = 24 mA 5.5 V 0.36 0.44 V IOL = 75 mA{ 5.5 V 1.65 IOZ VO = VCC or GND 5.5 V ±0.5 ±5 mA II VI = VCC or GND 5.5 V ±0.1 ±1 mA ICC VI = VCC or GND, IO = 0 5.5 V 8 80 mA DICC} One input at 3.4 V, Other inputs at GND or VCC 5.5 V 0.9 1 mA Ci VI = VCC or GND 5 V 4 pF Co VO = VCC or GND 5 V 10 pF † Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms. ‡ This is the increase in supply current for each input that is at one of the specified TTL voltage levels rather than 0 V or VCC. switching characteristics over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO TA = 25°C MIN MAX UNIT PARAMETER FROM (INPUT) TO (OUTPUT) MIN TYP MAX MIN MAX UNIT tPLH A Y 1.5 6 8.9 1.5 9.9 ns tPHL A Y 1.5 5.4 8.6 1.5 9.2 ns tPZH OE Y 1.5 6.6 11.3 1.5 12.5 ns tPZL OE Y 1.5 6.7 10.5 1.5 11.4 ns tPHZ OE Y 1.5 7.4 9.8 1.5 10.4 ns tPLZ OE Y 1.5 7.8 10.6 1.5 11.2 ns operating characteristics, VCC = 5 V, TA = 25°C PARAMETER TEST CONDITIONS TYP UNIT C Power dissipation capacitance per buffer Outputs enabled C 50 pF f 1 MHz 27 pF Cpd Power dissipation capacitance per buffer Outputs disabled CL = 50 pF, f = 1 MHz 9 pF |
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