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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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SN74BCT2240DBLE 데이터시트(PDF) 4 Page - Texas Instruments |
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SN74BCT2240DBLE 데이터시트(HTML) 4 Page - Texas Instruments |
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4 / 11 page  SN54BCT2240, SN74BCT2240 OCTAL BUFFERS AND LINE/MOS DRIVERS WITH 3-STATE OUTPUTS SCBS030E − SEPTEMBER 1988 − REVISED MARCH 2003 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443 recommended operating conditions (see Note 3) SN54BCT2240 SN74BCT2240 UNIT MIN NOM MAX MIN NOM MAX UNIT VCC Supply voltage 4.5 5 5.5 4.5 5 5.5 V VIH High-level input voltage 2 2 V VIL Low-level input voltage 0.8 0.8 V IIK Input clamp current −18 −18 mA IOH High-level output current −12 −12 mA IOL Low-level output current 12 12 mA TA Operating free-air temperature −55 125 0 70 °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 SN54BCT2240 SN74BCT2240 UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX MIN TYP† MAX UNIT VIK VCC = 4.5 V, II = −18 mA −1.2 −1.2 V V V 45V IOH = −1 mA 2.4 3.3 2.4 3.3 V VOH VCC = 4.5 V IOH = −12 mA 2 3.2 2 3.2 V V V 45V IOL = 1 mA 0.15 0.5 0.15 0.5 V VOL VCC = 4.5 V IOL = 12 mA 0.35 0.8 0.35 0.8 V II VCC = 5.5 V, VI = 7 V 0.1 0.1 mA IIH VCC = 5.5 V, VI = 2.7 V 20 20 μA IIL VCC = 5.5 V, VI = 0.5 V −1 −1 mA IOZH VCC = 5.5 V, VO = 2.7 V 50 50 μA IOZL VCC = 5.5 V, VO = 0.5 V −50 −50 μA IOS‡ VCC = 5.5 V, VO = 0 −100 −225 −100 −225 mA ICCH VCC = 5.5 V, Outputs open 19 32 19 32 mA ICCL VCC = 5.5 V, Outputs open 46 76 46 76 mA ICCZ VCC = 5.5 V, Outputs open 6 8 6 8 mA † All typical values are at VCC = 5 V, TA = 25°C. † Not more than one output should be tested at a time, and the duration of the test should not exceed one second. switching characteristics over recommended ranges of supply voltage and operating free-air temperature, CL =50 pF (unless otherwise noted) (see Figure 1) PARAMETER FROM (INPUT) TO (OUTPUT) VCC = 5 V, TA = 25°C SN54BCT2240 SN74BCT2240 UNIT PARAMETER (INPUT) (OUTPUT) MIN TYP MAX MIN MAX MIN MAX UNIT tPLH A Y 0.5 3.4 4.8 0.5 6.3 0.5 5.7 ns tPHL A Y 0.5 2.8 4 0.5 4.6 0.5 4.4 ns tPZH OE Y 2.6 6.2 8.2 2.6 10.1 2.6 9.3 ns tPZL OE Y 4.3 8.8 10.9 4.3 12.9 4.3 12.4 ns tPHZ OE Y 2 5.3 7.1 2 9.2 2 8.7 ns tPLZ OE Y 2.2 6.7 8.5 2.2 12.2 2.2 10.6 ns |
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