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SN74LS14DBR 数据表(PDF) 9 Page - Texas Instruments |
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SN74LS14DBR 数据表(HTML) 9 Page - Texas Instruments |
9 / 27 page SN5414, SN54LS14, SN7414, SN74LS14 HEX SCHMITT-TRIGGER INVERTERS SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 9 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 TYPICAL CHARACTERISTICS OF ’14 CIRCUITS† Figure 6 780 760 800 820 840 DISTRIBUTION OF UNITS FOR HYSTERESIS 860 880 900 VT+ – VT– – Hysteresis – mV VCC = 5 V TA = 25°C 740 Figure 7 4.75 4.5 0.8 0.4 0.2 0 5 1.2 1.4 THRESHOLD VOLTAGES vs SUPPLY VOLTAGE 2.0 5.25 5.5 1.0 0.6 TA = 25°C 1.6 1.8 VT+ – VT– – Hysteresis – mV Positive-Going Threshold Voltage, VT+ Negative-Going Threshold Voltage, VT– 4.5 0.8 0.4 0.2 0 1.2 1.4 2.0 1.0 0.6 1.6 1.8 Figure 8 4.75 5 HYSTERESIS vs SUPPLY VOLTAGE 5.25 5.5 TA = 25°C VCC – Supply Voltage – V Figure 9 0.4 0 1 0 0.8 2 OUTPUT VOLTAGE vs INPUT VOLTAGE 4 1.2 2 3 VCC – Supply Voltage – V VCC = 5 V TA = 25°C 1.6 VT– VT+ † Data for temperatures below 0 °C and above 70°C and supply voltage below 4.75 V and above 5.25 V are applicable for SN5414 only. |
类似零件编号 - SN74LS14DBR |
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类似说明 - SN74LS14DBR |
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