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SN54BCT540J Datasheet(PDF) 3 Page - Texas Instruments |
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SN54BCT540J Datasheet(HTML) 3 Page - Texas Instruments |
3 / 5 page SN54BCT540, SN74BCT540A OCTAL BUFFERS/DRIVERS WITH 3-STATE OUTPUTS SCBS012D – JULY 1988 – REVISED SEPTEMBER 1994 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS SN54BCT540 SN74BCT540A UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX MIN TYP† MAX UNIT VIK VCC = 4.5 V, II = –18 mA –1.2 –1.2 V IOH = – 3 mA 2.4 3.3 2.4 3.3 VOH VCC = 4.5 V IOH = – 12 mA 2 3.2 V IOH = – 15 mA 2 3.1 VOL VCC =4 5V IOL = 48 mA 0.38 0.55 V VOL VCC = 4.5 V IOL = 64 mA 0.42 0.55 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 – 0.6 – 0.6 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 20 30 20 30 mA ICCL VCC = 5.5 V 45 71 45 71 mA ICCZ VCC = 5.5 V 3 6 3 6 mA Ci VCC = 5 V, VI = 2.5 V or 0.5 V 6 5 pF Co VCC = 5 V, VO = 2.5 V or 0.5 V 10 10 pF † 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 (see Figure 1) PARAMETER FROM (INPUT) TO (OUTPUT) VCC = 5 V, CL = 50 pF, R1 = 500 Ω, R2 = 500 Ω, TA = 25°C VCC = 4.5 V to 5.5 V, CL = 50 pF, R1 = 500 Ω, R2 = 500 Ω, TA = MIN to MAX§ UNIT ′BCT540 SN54BCT540 SN74BCT540A MIN TYP MAX MIN MAX MIN MAX tPLH A Y 2.5 4.1 5.8 1.9 7.2 2 6.9 ns tPHL A Y 0.6 1.9 3.5 0.3 4.5 0.3 4 ns tPZH OE Y 4 6.8 8.9 4.1 10.4 3.3 10.1 ns tPZL OE Y 5 8 10 5.3 11.8 4.3 11.3 ns tPHZ OE Y 3.5 5.7 7.8 2.7 9.4 2.7 9 ns tPLZ OE Y 3.8 5.5 7.4 3.5 8.9 3.5 8.5 ns § For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. |
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