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CD74FCT244ATM96E4 Datasheet(PDF) 3 Page - Texas Instruments |
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CD74FCT244ATM96E4 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 11 page CD74FCT244, CD74FCT244AT BiCMOS OCTAL BUFFERS/LINE DRIVERS WITH 3-STATE OUTPUTS SCBS722B – JULY 2000 – REVISED AUGUST 2003 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC TA = 25°C MIN MAX UNIT PARAMETER TEST CONDITIONS VCC MIN MAX MIN MAX UNIT VIK II = –18 mA 4.75 V –1.2 –1.2 V VOH IOH = –15 mA 4.75 V 2.4 2.4 V VOL IOL = 64 mA 4.75 V 0.55 0.55 V II VI = VCC or GND 5.25 V ±0.1 ±1 mA IOZ VO = VCC or GND 5.25 V ±0.5 ±10 mA IOS† VI = VCC or GND, VO = 0 5.25 V –60 –60 mA ICC VI = VCC or GND, IO = 0 5.25 V 8 80 mA ∆ICC‡ One input at 3.4 V, Other inputs at VCC or GND 5.25 V 1.6 1.6 mA Ci VI = VCC or GND 10 10 pF Co VO = VCC or GND 15 15 pF † Not more than one output should be tested at a time, and the duration of the test should not exceed 100 ms. ‡ This is the increase in supply current for each input 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 ± 0.25 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO CD74FCT244 CD74FCT244AT UNIT PARAMETER FROM (INPUT) TO (OUTPUT) TA = 25°C MIN MAX TA = 25°C MIN MAX UNIT (INPUT) (OUTPUT) TYP MIN MAX TYP MIN MAX tpd A Y 4.5 1.5 6.5 3.8 1.5 5.3 ns ten OE Y 6 1.5 8 4.8 1.5 6.5 ns tdis OE Y 5 1.5 7 4.5 1.5 5.8 ns noise characteristics, VCC = 5 V, CL = 50 pF, TA = 25°C PARAMETER MIN TYP MAX UNIT VOL(P) Quiet output, maximum dynamic VOL 1 V VOH(V) Quiet output, minimum dynamic VOH 0.5 V VIH(D) High-level dynamic input voltage 2 V VIL(D) Low-level dynamic input voltage 0.8 V operating characteristics, VCC = 5 V, TA = 25°C PARAMETER TEST CONDITIONS TYP UNIT Cpd Power dissipation capacitance No load, f = 1 MHz 35 pF |
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