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SN74ALVCH244DGV Arkusz danych(PDF) 4 Page - Texas Instruments |
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SN74ALVCH244DGV Arkusz danych(HTML) 4 Page - Texas Instruments |
4 / 9 page SN74ALVCH244 OCTAL BUFFER/DRIVER WITH 3-STATE OUTPUTS SCES112C – JULY 1997 – REVISED FEBRUARY 1999 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC MIN TYP† MAX UNIT IOH = –100 µA 1.65 V to 3.6 V VCC–0.2 IOH = –4 mA 1.65 V 1.2 IOH = –6 mA 2.3 V 2 VOH 2.3 V 1.7 V IOH = –12 mA 2.7 V 2.2 3 V 2.4 IOH = –24 mA 3 V 2 IOL = 100 µA 1.65 V to 3.6 V 0.2 IOL = 4 mA 1.65 V 0.45 VOL IOL = 6 mA 2.3 V 0.4 V VOL IOL =12mA 2.3 V 0.7 V IOL = 12 mA 2.7 V 0.4 IOL = 24 mA 3 V 0.55 II VI = VCC or GND 3.6 V ±5 µA VI = 0.58 V 1.65 V § VI = 1.07 V 1.65 V § VI = 0.7 V 2.3 V 45 II(hold) VI = 1.7 V 2.3 V –45 µA () VI = 0.8 V 3 V 75 VI = 2 V 3 V –75 VI = 0 to 3.6 V‡ 3.6 V ±500 IOZ VO = VCC or GND 3.6 V ±10 µA ICC VI = VCC or GND, IO = 0 3.6 V 10 µA ∆ICC One input at VCC – 0.6 V, Other inputs at VCC or GND 3 V to 3.6 V 750 µA Ci Control inputs VI =VCC or GND 33 V 4.5 pF Ci Data inputs VI = VCC or GND 3.3 V 6 pF Co Outputs VO = VCC or GND 3.3 V 8 pF † All typical values are at VCC = 3.3 V, TA = 25°C. ‡ This is the bus-hold maximum dynamic current. It is the minimum overdrive current required to switch the input from one state to another. § This information was not available at the time of publication. switching characteristics over recommended operating free-air temperature range (unless otherwise noted) (see Figures 1 through 3) PARAMETER FROM (INPUT) TO (OUTPUT) VCC = 1.8 V VCC = 2.5 V ± 0.2 V VCC = 2.7 V VCC = 3.3 V ± 0.3 V UNIT (INPUT) (OUTPUT) TYP MIN MAX MIN MAX MIN MAX tpd A Y § 1 3.1 3.1 1.1 2.8 ns ten OE Y § 1.5 5.4 5.3 1.5 4.5 ns tdis OE Y § 1 4.1 4.4 1.7 4.2 ns § This information was not available at the time of publication. |
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