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SN74AHC14 Folha de dados(PDF) 3 Page - Texas Instruments |
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SN74AHC14 Folha de dados(HTML) 3 Page - Texas Instruments |
3 / 22 page SN54AHC14, SN74AHC14 HEX SCHMITT-TRIGGER INVERTERS SCLS238I − OCTOBER 1995 − REVISED JULY 2003 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 SN54AHC14 SN74AHC14 UNIT PARAMETER TEST CONDITIONS VCC MIN TYP MAX MIN MAX MIN MAX UNIT VT+ 3 V 1.2 2.2 1.2 2.2 1.2 2.2 VT+ Positive-going 4.5 V 1.75 3.15 1.75 3.15 1.75 3.15 V Positive going input threshold voltage 5.5 V 2.15 3.85 2.15 3.85 2.15 3.85 V VT 3 V 0.9 1.9 0.9 1.9 0.9 1.9 VT− Negative-going 4.5 V 1.35 2.75 1.35 2.75 1.35 2.75 V Negative going input threshold voltage 5.5 V 1.65 3.35 1.65 3.35 1.65 3.35 V ΔV 3 V 0.3 1.2 0.3 1.2 0.3 1.2 ΔVT Hysteresis (VT+ − VT ) 4.5 V 0.4 1.4 0.4 1.4 0.4 1.4 V Hysteresis (VT+ − VT−) 5.5 V 0.5 1.6 0.5 1.6 0.5 1.6 V 2 V 1.9 2 1.9 1.9 IOH = −50 mA 3 V 2.9 3 2.9 2.9 VOH IOH 50 mA 4.5 V 4.4 4.5 4.4 4.4 V VOH IOH = −4 mA 3 V 2.58 2.48 2.48 V IOH = −8 mA 4.5 V 3.94 3.8 3.8 2 V 0.1 0.1 0.1 IOL = 50 mA 3 V 0.1 0.1 0.1 VOL IOL 50 mA 4.5 V 0.1 0.1 0.1 V VOL IOL = 4 mA 3 V 0.36 0.5 0.44 V IOL = 8 mA 4.5 V 0.36 0.5 0.44 II VI = 5.5 V or GND 0 V to 5.5 V ±0.1 ±1* ±1 mA ICC VI = VCC or GND, IO = 0 5.5 V 2 20 20 mA Ci VI = VCC or GND 5 V 2 10 10 pF * On products compliant to MIL-PRF-38535, this parameter is not production tested at VCC = 0 V. switching characteristics over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO LOAD TA = 25°C SN54AHC14 SN74AHC14 UNIT PARAMETER FROM (INPUT) TO (OUTPUT) LOAD CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT tPLH A Y C 15 pF 8.3** 12.8** 1** 15** 1 15 ns tPHL A Y CL = 15 pF 8.3** 12.8** 1** 15** 1 15 ns tPLH A Y C 50 pF 10.8 16.3 1 18.5 1 18.5 ns tPHL A Y CL = 50 pF 10.8 16.3 1 18.5 1 18.5 ns ** On products compliant to MIL-PRF-38535, this parameter is not production tested. 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 SN54AHC14 SN74AHC14 UNIT PARAMETER FROM (INPUT) TO (OUTPUT) LOAD CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT tPLH A Y C 15 pF 5.5** 8.6** 1** 10** 1 10 ns tPHL A Y CL = 15 pF 5.5** 8.6** 1** 10** 1 10 ns tPLH A Y C 50 pF 7 10.6 1 12 1 12 ns tPHL A Y CL = 50 pF 7 10.6 1 12 1 12 ns ** On products compliant to MIL-PRF-38535, this parameter is not production tested. |
Nº de peça semelhante - SN74AHC14 |
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Descrição semelhante - SN74AHC14 |
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