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74CBTK16245DGVRG4 Fiches technique(PDF) 4 Page - Texas Instruments |
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74CBTK16245DGVRG4 Fiches technique(HTML) 4 Page - Texas Instruments |
4 / 12 page SN74CBTK16245 16-BIT FET BUS SWITCH WITH ACTIVE-CLAMP UNDERSHOOT-PROTECTION CIRCUIT SCDS105D – APRIL 2000 – REVISED NOVEMBER 2001 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 switching characteristics over recommended operating free-air temperature range (unless otherwise noted) (see Figure 3) PARAMETER FROM (INPUT) TO (OUTPUT) VCC = 4 V VCC = 5 V ± 0.5 V UNIT (INPUT) (OUTPUT) MIN MAX MIN MAX tpd† A or B B or A 0.35 0.25 ns ten OE A or B 7.4 1.6 4.9 ns tdis OE A or B 7.4 4.2 7.5 ns † The propagation delay is the calculated RC time constant of the typical on-state resistance of the switch and the specified load capacitance, when driven by an ideal voltage source (zero output impedance). undershoot characteristics PARAMETER TEST CONDITIONS MIN TYP‡ MAX UNIT VOUTU See Figures 1 and 2, and Table 1 2 VOH–0.3 V ‡ All typical values are at VCC = 5 V (unless otherwise noted), TA = 25°C. Figure 1. Device Test Setup 50 Ω VIN VCC VTR R1 R2 10 pF DUT Figure 2. Transient Input Voltage Waveform –2 V 5.5 V 0 V Table 1. Device Test Conditions PARAMETER VALUE UNIT B port under test§ See Figure 1 VIN See Figure 2 V tw 20 ns tr 2 ns tf 2 ns R1 = R2 100 k Ω VTR 11 V VCC 5.5 V § Other B-port outputs are open. |
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Description similaire - 74CBTK16245DGVRG4 |
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