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SN74AHC540DWRG4 数据表(PDF) 4 Page - Texas Instruments |
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SN74AHC540DWRG4 数据表(HTML) 4 Page - Texas Instruments |
4 / 21 page SN54AHC540, SN74AHC540 OCTAL BUFFERS/DRIVERS WITH 3-STATE OUTPUTS SCLS260J – DECEMBER 1995 – REVISED JULY 2003 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 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 SN54AHC540 SN74AHC540 UNIT PARAMETER (INPUT) (OUTPUT) CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT tPLH A Y CL =15 pF 4.8* 7* 1* 8.5* 1 8.5 ns tPHL A Y CL = 15 pF 4.8* 7* 1* 8.5* 1 8.5 ns tPZH OE Y CL =15 pF 6.8* 10.5* 1* 12.5* 1 12.5 ns tPZL OE Y CL = 15 pF 6.8* 10.5* 1* 12.5* 1 12.5 ns tPHZ OE Y CL =15 pF 6.8* 10.5* 1* 12.5* 1 12.5 ns tPLZ OE Y CL = 15 pF 6.8* 10.5* 1* 12.5* 1 12.5 ns tPLH A Y CL =50 pF 7.3 10.5 1 12 1 12 ns tPHL A Y CL = 50 pF 7.3 10.5 1 12 1 12 ns tPZH OE Y CL =50 pF 8 14 1 16 1 16 ns tPZL OE Y CL = 50 pF 8 14 1 16 1 16 ns tPHZ OE Y CL =50 pF 8 15.4 1 17.5 1 17.5 ns tPLZ OE Y CL = 50 pF 8 15.4 1 17.5 1 17.5 ns tsk(o) CL = 50 pF 1.5** 1.5 ns ∗ On products compliant to MIL-PRF-38535, this parameter is not production tested. ∗∗ On products compliant to MIL-PRF-38535, this parameter does not apply. 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 SN54AHC540 SN74AHC540 UNIT PARAMETER (INPUT) (OUTPUT) CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT tPLH A Y CL =15 pF 3.7* 5* 1* 6* 1 6 ns tPHL A Y CL = 15 pF 3.7* 5* 1* 6* 1 6 ns tPZH OE Y CL =15 pF 4.7* 7.2* 1* 8.5* 1 8.5 ns tPZL OE Y CL = 15 pF 4.7* 7.2* 1* 8.5* 1 8.5 ns tPHZ OE Y CL =15 pF 4.5* 6.8* 1* 8* 1 8 ns tPLZ OE Y CL = 15 pF 4.5* 6.8* 1* 8* 1 8 ns tPLH A Y CL =50 pF 5.2 7 1 8 1 8 ns tPHL A Y CL = 50 pF 5.2 7 1 8 1 8 ns tPZH OE Y CL =50 pF 6.2 9.2 1 10.5 1 10.5 ns tPZL OE Y CL = 50 pF 6.2 9.2 1 10.5 1 10.5 ns tPHZ OE Y CL =50 pF 6 8.8 1 10 1 10 ns tPLZ OE Y CL = 50 pF 6 8.8 1 10 1 10 ns tsk(o) CL = 50 pF 1** 1 ns ∗ On products compliant to MIL-PRF-38535, this parameter is not production tested. ∗∗ On products compliant to MIL-PRF-38535, this parameter does not apply. |
类似零件编号 - SN74AHC540DWRG4 |
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类似说明 - SN74AHC540DWRG4 |
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