Datenblatt-Suchmaschine für elektronische Bauteile |
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SN74AHCT126QDREP Datenblatt(PDF) 3 Page - Texas Instruments |
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SN74AHCT126QDREP Datenblatt(HTML) 3 Page - Texas Instruments |
3 / 11 page SN74AHCT126EP QUADRUPLE BUS BUFFER GATES WITH 3STATE OUTPUTS SCLS551 − DECEMBER 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 TYP MAX MIN MAX UNIT VOH IOH = −50 mA 4.5 V 4.4 4.5 4.4 V VOH IOH = −8 mA 4.5 V 3.94 3.8 V VOL IOL = 50 mA 4.5 V 0.1 0.1 V VOL IOL = 8 mA 4.5 V 0.36 0.44 V II VI = 5.5 V or GND 0 V to 5.5 V ±0.1 ±1 mA IOZ VO = VCC or GND 5.5 V ±0.25 ±2.5 mA ICC VI = VCC or GND, IO = 0 5.5 V 2 20 mA ∆ICC† One input at 3.4 V, Other inputs at VCC or GND 5.5 V 1.35 1.5 mA Ci VI = VCC or GND 5 V 4 10 pF Co VO = VCC or GND 5 V 15 pF † 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 ± 0.5 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO LOAD TA = 25°C MIN MAX UNIT PARAMETER FROM (INPUT) TO (OUTPUT) LOAD CAPACITANCE MIN TYP MAX MIN MAX UNIT tPLH A Y CL = 15 pF 3.8 5.5 1 6.5 ns tPHL A Y CL = 15 pF 3.8 5.5 1 6.5 ns tPZH OE Y CL = 15 pF 3.6 5.1 1 6 ns tPZL OE Y CL = 15 pF 3.6 5.1 1 6 ns tPHZ OE Y CL = 15 pF 4.6 6.8 1 8 ns tPLZ OE Y CL = 15 pF 4.6 6.8 1 8 ns tPLH A Y CL = 50 pF 5.3 7.5 1 8.5 ns tPHL A Y CL = 50 pF 5.3 7.5 1 8.5 ns tPZH OE Y CL = 50 pF 5.1 7.1 1 8 ns tPZL OE Y CL = 50 pF 5.1 7.1 1 8 ns tPHZ OE Y CL = 50 pF 6.1 8.8 1 10 ns tPLZ OE Y CL = 50 pF 6.1 8.8 1 10 ns tsk(o) CL = 50 pF 1 ns noise characteristics, VCC = 5 V, CL = 50 pF, TA = 25°C (see Note 4) PARAMETER MIN MAX UNIT VOL(P) Quiet output, maximum dynamic VOL 0.8 V VOL(V) Quiet output, minimum dynamic VOL −0.8 V VOH(V) Quiet output, minimum dynamic VOH 4.4 V VIH(D) High-level dynamic input voltage 2 V VIL(D) Low-level dynamic input voltage 0.8 V NOTE 4: Characteristics are for surface-mount packages only. |
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