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SN74AS866ADW 데이터시트(PDF) 5 Page - Texas Instruments |
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SN74AS866ADW 데이터시트(HTML) 5 Page - Texas Instruments |
5 / 7 page SN54AS866, SN74AS866A 8BIT MAGNITUDE COMPARATORS SDAS183A − DECEMBER 1982 − REVISED JUNE 1990 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 5 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS SN54AS866 SN74AS866A UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX MIN TYP† MAX UNIT VIK VCC = 4.5 V, II = − 18 mA − 1.2 − 1.2 V VOH P>Q, P<Q VCC = 4.5 V to 5.5 V, IOH = − 2 mA VCC −2 VCC −2 IOH P=Q only VCC = 4.5 V, VOH = 5.5 V 0.25 0.25 mA VOL VCC = 4.5 V, IOL = 20 mA 0.35 0.5 0.35 0.5 V II VCC = 5.5 V, VI = 7 V 0.1 0.1 mA IIH L/A, OLE VCC = 5.5 V, VI = 2.7 V 40 40 µA IIH Others VCC = 5.5 V, VI = 2.7 V 20 20 µA L/A, OLE, P>Qin, −4 −4 IIL P<Qin VCC = 5.5 V, VI = 0.4 V mA IIL CLRQ VCC = 5.5 V, VI = 0.4 V −2 −2 mA P, Q, PLE, QLE − 0.25 −1 − 0.25 IO‡ VCC = 5.5 V, VO = 2.25 V −20 −112 −20 −112 mA ICC VCC = 5.5 V, See Note 1 160 240 160 240 mA NOTE 1: ICC is measured with all inputs high except L/A, which is low. switching characteristics (see Note 2 VCC = 4.5 V to 5.5 V, VCC = 4.5 V to 5.5 V, CL = 50 pF, PARAMETER FROM TO CL = 50 pF, RL = 500 Ω, § UNIT PARAMETER FROM (INPUT) TO (OUTPUT) RL = 500 Ω, TA = MIN to MAX§ UNIT (INPUT) (OUTPUT) SN54AS866 SN74AS866A MIN TYP† MAX MIN TYP† MAX tPLH L/A 1 8.5 14 1 8.5 19 ns tPHL L/A 1 7.5 14 1 7 13 ns tPLH P<Q, P>Q 1 5 10 1 5 8 ns tPHL P<Q, P>Q P<Q, P>Q 1 5.5 10 1 5.5 8 ns tPLH Any P or Q Data Input P<Q, P>Q 1 13.5 21 1 13.5 17.5 ns tPHL Any P or Q Data Input 1 10 17 1 10 15 ns tPLH CLRQ 1 16 21 1 16 20 ns tPHL CLRQ 1 12 17 1 12 16 ns VCC = 4.5 V to 5.5 V, VCC = 4.5 V to 5.5 V, CL = 50 pF, R = 280 , PARAMETER FROM TO CL = 50 pF, RL = 280 Ω, T = MIN to MAX§ UNIT PARAMETER FROM (INPUT) TO (OUTPUT) RL = 280 Ω, TA = MIN to MAX§ UNIT PARAMETER (INPUT) (OUTPUT) SN54AS866 SN74AS866A UNIT MIN TYP† MAX MIN TYP† MAX tPLH P<Q, P=Q 1 6.5 12 1 6.5 16 ns tPHL P>Q P=Q 1 8 14 1 8 14 ns tPLH Any P or Q Data Input P=Q 1 10 15 1 10 17 ns tPHL Any P or Q Data Input P=Q 1 9 14 1 9 14 ns tPLH CLRQ P=Q 1 12 17 1 12 24 ns tPHL CLRQ P=Q 1 13 18 1 13 21 ns † 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, IOS. § For conditions shown MIN or MAX, use the appropriate value specified under recommended operating conditions. NOTE 2: Load circuit and voltage waveforms are shown in Section 1 of the ALS/AS Logic Data Book, 1986. PRODUCT PREVIEW information concerns products in the formative or design phase of development. Characteristic data and other specifications are design goals. Texas Instruments reserves the right to change or discontinue these products without notice. |
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