Datenblatt-Suchmaschine für elektronische Bauteile |
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SN74HC191N Datenblatt(PDF) 8 Page - Texas Instruments |
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SN74HC191N Datenblatt(HTML) 8 Page - Texas Instruments |
8 / 17 page SN54HC191, SN74HC191 4BIT SYNCHRONOUS UP/DOWN BINARY COUNTERS SCLS121D − DECEMBER 1982 − REVISED OCTOBER 2003 8 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 SN54HC191 SN74HC191 UNIT PARAMETER FROM (INPUT) TO (OUTPUT) VCC MIN TYP MAX MIN MAX MIN MAX UNIT 2 V 4.2 8 2.8 3.3 fmax 4.5 V 21 42 14 17 MHz fmax 6 V 24 48 16 19 MHz 2 V 130 264 396 330 LOAD Any Q 4.5 V 40 53 79 66 LOAD Any Q 6 V 33 45 67 56 QA, QB, QC, 2 V 135 240 360 300 A, B, C, or D QA, QB, QC, or QD 4.5 V 36 48 72 60 A, B, C, or D or QD 6 V 30 41 61 51 2 V 58 120 180 150 RCO 4.5 V 17 24 36 30 RCO 6 V 14 21 31 26 2 V 107 192 288 240 CLK Any Q 4.5 V 31 38 58 48 tpd CLK Any Q 6 V 26 32 49 41 ns tpd 2 V 123 252 378 315 ns MAX/MIN 4.5 V 39 50 76 63 MAX/MIN 6 V 32 43 65 54 2 V 102 228 342 285 RCO 4.5 V 29 46 68 57 D/U RCO 6 V 24 38 59 49 D/U 2 V 86 192 288 240 MAX/MIN 4.5 V 24 38 58 48 MAX/MIN 6 V 20 32 49 41 2 V 50 132 198 165 CTEN RCO 4.5 V 15 26 40 33 CTEN RCO 6 V 13 23 34 28 2 V 38 75 110 95 tt Any 4.5 V 8 15 22 19 ns tt Any 6 V 6 13 19 16 ns operating characteristics, TA = 25°C PARAMETER TEST CONDITIONS TYP UNIT Cpd Power dissipation capacitance No load 50 pF |
Ähnliche Teilenummer - SN74HC191N |
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Ähnliche Beschreibung - SN74HC191N |
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