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SN74ALVTH16245DL 데이터시트(PDF) 7 Page - Texas Instruments |
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SN74ALVTH16245DL 데이터시트(HTML) 7 Page - Texas Instruments |
7 / 15 page SN54ALVTH16245, SN74ALVTH16245 2.5-V/3.3-V 16-BIT BUS TRANSCEIVERS WITH 3-STATE OUTPUTS SCES066G – JUNE 1996 – REVISED APRIL 2002 7 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 switching characteristics over recommended operating free-air temperature range, CL = 30 pF, VCC = 2.5 V ± 0.2 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO SN54ALVTH16245 SN74ALVTH16245 UNIT PARAMETER (INPUT) (OUTPUT) MIN MAX MIN MAX UNIT tPLH AorB BorA 0.5 3.6 0.5 3.6 ns tPHL A or B B or A 0.5 3.4 0.5 3.4 ns tPZH OE AorB 1.5 4.9 1.5 4.9 ns tPZL OE A or B 1 4 1 4 ns tPHZ OE AorB 1.5 4.9 1.5 4.9 ns tPLZ OE A or B 1 4.2 1 4.2 ns switching characteristics over recommended operating free-air temperature range, CL = 50 pF, VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO SN54ALVTH16245 SN74ALVTH16245 UNIT PARAMETER (INPUT) (OUTPUT) MIN MAX MIN MAX UNIT tPLH AorB BorA 0.5 3.1 0.5 3.1 ns tPHL A or B B or A 0.5 2.9 0.5 2.9 ns tPZH OE AorB 1 4.2 1 4.2 ns tPZL OE A or B 1 3.5 1 3.5 ns tPHZ OE AorB 1.5 5.3 1.5 5.3 ns tPLZ OE A or B 1.5 5 1.5 5 ns skew tps (pin or transition skew), tps = |tPHL – tPHL| VCC = 2.5 V VCC = 3.3 V UNIT TYP TYP UNIT tpsmax 438 118 ps tOST = |tpΦm – tpΦn|, where Φ is any edge transition (high to low or low to high) measured between any two outputs (m or n) within any given device (see Note 4) VCC = 2.5 V VCC = 3.3 V UNIT TYP TYP UNIT tOST A–B 227 248 ps tOST B–A 223 243 ps NOTE 4: One output switching, TA = 25°C tOSHL/tOSLH (commonedgeskew),tOSHL=|tPHLmax–tPHLmin| (output skew for low-to-high transitions), and tOSLH = |tPLHmax – tPLHmin| (output skew for high-to-low transitions) (see Note 4) VCC = 2.5 V VCC = 3.3 V UNIT TYP TYP UNIT tOSLH A B 210 145 ps tOSHL A–B 243 351 ps tOSLH B A 207 136 ps tOSHL B–A 238 350 ps NOTE 4: One output switching, TA = 25°C 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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