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SN74HC540DBRE4 Fiches technique(PDF) 4 Page - Texas Instruments |
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SN74HC540DBRE4 Fiches technique(HTML) 4 Page - Texas Instruments |
4 / 15 page SN54HC540, SN74HC540 OCTAL BUFFERS AND LINE DRIVERS WITH 3STATE OUTPUTS SCLS007D − MARCH 1984 − REVISED AUGUST 2003 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 switching characteristics over recommended operating free-air temperature range, CL = 50 pF (unless otherwise noted) (see Figure 1) PARAMETER FROM TO VCC TA = 25°C SN54HC540 SN74HC540 UNIT PARAMETER FROM (INPUT) TO (OUTPUT) VCC MIN TYP MAX MIN MAX MIN MAX UNIT 2 V 35 100 149 125 tpd A Y 4.5 V 10 20 30 25 ns tpd A Y 6 V 8 17 25 21 ns 2 V 75 150 224 188 ten OE Y 4.5 V 15 30 45 38 ns ten OE Y 6 V 13 26 38 32 ns 2 V 40 150 224 188 tdis OE Y 4.5 V 18 30 45 38 ns tdis OE Y 6 V 17 26 38 32 ns 2 V 28 60 90 75 tt Y 4.5 V 8 12 18 15 ns tt Y 6 V 6 10 15 13 ns switching characteristics over recommended operating free-air temperature range, CL = 150 pF (unless otherwise noted) (see Figure 1) PARAMETER FROM TO VCC TA = 25°C SN54HC540 SN74HC540 UNIT PARAMETER FROM (INPUT) TO (OUTPUT) VCC MIN TYP MAX MIN MAX MIN MAX UNIT 2 V 60 150 224 188 tpd A Y 4.5 V 15 30 45 38 ns tpd A Y 6 V 13 26 38 32 ns 2 V 100 200 298 250 ten OE Y 4.5 V 20 40 60 50 ns ten OE Y 6 V 17 34 51 43 ns 2 V 45 210 315 265 tt Y 4.5 V 17 42 63 53 ns tt Y 6 V 13 36 53 45 ns operating characteristics, TA = 25°C PARAMETER TEST CONDITIONS TYP UNIT Cpd Power dissipation capacitance per buffer/driver No load 35 pF |
Numéro de pièce similaire - SN74HC540DBRE4 |
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Description similaire - SN74HC540DBRE4 |
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