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SN74HC253DRG4 Datasheet(PDF) 6 Page - Texas Instruments |
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SN74HC253DRG4 Datasheet(HTML) 6 Page - Texas Instruments |
6 / 19 page SN54HC253, SN74HC253 DUAL 4LINE TO 1LINE DATA SELECTORS/MULTIPLEXERS WITH 3STATE OUTPUTS SCLS133E − DECEMBER 1982 − REVISED SEPTEMBER 2003 6 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 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 SN54HC253 SN74HC253 UNIT PARAMETER FROM (INPUT) TO (OUTPUT) VCC MIN TYP MAX MIN MAX MIN MAX UNIT 2 V 76 235 355 295 A or B Any Y 4.5 V 23 47 71 59 tpd A or B Any Y 6 V 20 41 60 51 ns tpd Data 2 V 68 220 335 275 ns Data (Any C) Y 4.5 V 20 44 67 55 (Any C) Y 6 V 17 38 57 51 2 V 44 185 280 230 ten OE Y 4.5 V 16 37 56 46 ns ten OE Y 6 V 14 32 48 40 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 multiplexer No load 45 pF |
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