전자부품 데이터시트 검색엔진 |
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SN74AS241AN 데이터시트(PDF) 5 Page - Texas Instruments |
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SN74AS241AN 데이터시트(HTML) 5 Page - Texas Instruments |
5 / 17 page SN54ALS241C, SN54AS241A, SN74ALS241C, SN74AS241A OCTAL BUFFERS/DRIVERS WITH 3STATE OUTPUTS SDAS153E − DECEMBER 1982 − REVISED AUGUST 1995 5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS SN54AS241A SN74AS241A UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX MIN TYP† MAX UNIT VIK VCC = 4.5 V, II = − 18 mA − 1.2 − 1.2 V VCC = 4.5 V to 5.5 V, IOH = − 2 mA VCC −2 VCC −2 VOH IOH = − 3 mA 2.4 3.4 2.4 3.4 V VOH VCC = 4.5 V IOH = − 12 mA 2.4 V VCC = 4.5 V IOH = − 15 mA 2.4 VOL VCC = 4.5 V IOL = 48 mA 0.27 0.55 V VOL VCC = 4.5 V IOL = 64 mA 0.31 0.55 V IOZH VCC = 5.5 V, VO = 2.7 V 50 50 µA IOZL VCC = 5.5 V, VO = 0.4 V −50 −50 µA II VCC = 5.5 V, VI = 7 V 0.1 0.1 mA IIH VCC = 5.5 V, VI = 2.7 V 20 20 µA IIL VCC = 5.5 V, VI = 0.4 V −1 −1 mA IO‡ VCC = 5.5 V, VO = 2.25 V −50 − 150 −50 − 150 mA Outputs high 22 35 22 35 ICC VCC = 5.5 V Outputs low 61 90 61 90 mA ICC VCC = 5.5 V Outputs disabled 35 56 35 56 mA † All typical values are at VCC = 5 V, TA = 25°C. ‡ The output conditions have been chosen to produce a current that closely approximates one half of the true short-circuit output current, IOS. switching characteristics (see Figure 1) PARAMETER FROM (INPUT) TO (OUTPUT) VCC = 4.5 V to 5.5 V, CL = 50 pF, R1 = 500 Ω, R2 = 500 Ω, TA = MIN to MAX§ UNIT (INPUT) (OUTPUT) SN54AS241A SN74AS241A MIN MAX MIN MAX tPLH A Y 2 9 2 6.2 ns tPHL A Y 1 7 1 6.2 ns tPZH 1OE Y 1 10 1 9 ns tPZL 1OE Y 2 8 2 7.5 ns tPHZ 1OE Y 1 6.5 1 6 ns tPLZ 1OE Y 1 10.5 1 9 ns tPZH 2OE Y 2 11 2 10.5 ns tPZL 2OE Y 3 9.5 3 8.5 ns tPHZ 2OE Y 1 7 1 7 ns tPLZ 2OE Y 2 12 2 12 ns § For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. |
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