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SN74ABT2240APW Scheda tecnica(PDF) 4 Page - Texas Instruments |
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SN74ABT2240APW Scheda tecnica(HTML) 4 Page - Texas Instruments |
4 / 7 page SN54ABT2240A, SN74ABT2240A OCTAL BUFFERS AND LINE/MOS DRIVERS WITH 3-STATE OUTPUTS SCBS232E – JANUARY 1991 – REVISED OCTOBER 1998 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions (see Note 3) SN54ABT2240A SN74ABT2240A UNIT MIN MAX MIN MAX UNIT VCC Supply voltage 4.5 5.5 4.5 5.5 V VIH High-level input voltage 2 2 V VIL Low-level input voltage 0.8 0.8 V VI Input voltage 0 VCC 0 VCC V IOH High-level output current –24 –32 mA IOL Low-level output current 12 12 mA ∆t/∆v Input transition rise or fall rate Outputs enabled 5 5 ns/V TA Operating free-air temperature –55 125 –40 85 °C NOTE 3: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report, Implications of Slow or Floating CMOS Inputs, literature number SCBA004. electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS TA = 25°C SN54ABT2240A SN74ABT2240A UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX MIN MAX MIN MAX UNIT VIK VCC = 4.5 V, II = –18 mA –1.2 –1.2 –1.2 V VCC = 4.5 V, IOH = –3 mA 2.5 2.5 2.5 VOH VCC = 5 V, IOH = –3 mA 3 3 3 V VOH VCC =4 5V IOH = –24 mA 2 2 V VCC = 4.5 V IOH = –32 mA 2* 2 VOL VCC = 4.5 V, IOL = 12 mA 0.8 0.8 0.8 V Vhys 100 mV II VCC = 5.5 V, VI = VCC or GND ±1 ±1 ±1 µA IOZH VCC = 5.5 V, VO = 2.7 V 10* 10 10 µA IOZL VCC = 5.5 V, VO = 0.5 V –10* –10 –10 µA Ioff VCC = 0, VI or VO ≤ 4.5 V ±100 ±100 µA ICEX VCC = 5.5 V, VO = 5.5 V Outputs high 50 50 50 µA IO‡ VCC = 5.5 V, VO = 2.5 V –50 –100 –180 –50 –180 –50 –180 mA V5 5 V I 0 Outputs high 1 250 250 250 µA ICC VCC = 5.5 V, IO = 0, VI =VCC or GND Outputs low 24 30 30 30 mA VI = VCC or GND Outputs disabled 0.5 250 250 250 µA § Data VCC = 5.5 V, One input at 3.4 V, Outputs enabled 1.5 1.5 1.5 ∆ICC§ inputs , Other inputs at VCC or GND Outputs disabled 0.05 0.05 0.05 mA Control inputs VCC = 5.5 V, One input at 3.4 V, Other inputs at VCC or GND 1.5 1.5 1.5 Ci VI = 2.5 V or 0.5 V 4 pF Co VO = 2.5 V or 0.5 V 7 pF * On products compliant to MIL-PRF-38535, this parameter does not apply. † All typical values are at VCC = 5 V. ‡ Not more than one output should be tested at a time, and the duration of the test should not exceed one second. § This is the increase in supply current for each input that is at the specified TTL voltage level rather than VCC or GND. |
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